Florian Schmidt created FLINK-8929: -------------------------------------- Summary: "UnknownTaskExecutorException: No TaskExecutor registered" when having tab open for taskmanager that does not exist (anymore) Key: FLINK-8929 URL: https://issues.apache.org/jira/browse/FLINK-8929 Project: Flink Issue Type: Bug Reporter: Florian Schmidt
When having a browser tab open for logs of task manager that does not exist anymore (in my case http://localhost:8081/#/taskmanager/a460742356b7f02e448c6e785d34bf0c/log) it will print the following exception in the log at {code} flink-florianschmidt-standalonesession-0-Florians-MBP.fritz.box.log {code} {code} 2018-03-12 17:34:47,420 ERROR org.apache.flink.runtime.rest.handler.taskmanager.TaskManagerDetailsHandler - Implementation error: Unhandled exception. org.apache.flink.runtime.resourcemanager.exceptions.UnknownTaskExecutorException: No TaskExecutor registered under a460742356b7f02e448c6e785d34bf0c. at org.apache.flink.runtime.resourcemanager.ResourceManager.requestTaskManagerInfo(ResourceManager.java:538) at sun.reflect.GeneratedMethodAccessor5.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRpcInvocation(AkkaRpcActor.java:210) at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleMessage(AkkaRpcActor.java:154) at org.apache.flink.runtime.rpc.akka.FencedAkkaRpcActor.handleMessage(FencedAkkaRpcActor.java:66) at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.lambda$onReceive$1(AkkaRpcActor.java:132) at akka.actor.ActorCell$$anonfun$become$1.applyOrElse(ActorCell.scala:544) at akka.actor.Actor$class.aroundReceive(Actor.scala:502) at akka.actor.UntypedActor.aroundReceive(UntypedActor.scala:95) at akka.actor.ActorCell.receiveMessage(ActorCell.scala:526) at akka.actor.ActorCell.invoke(ActorCell.scala:495) at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:257) at akka.dispatch.Mailbox.run(Mailbox.scala:224) at akka.dispatch.Mailbox.exec(Mailbox.scala:234) at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260) at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339) at scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979) at scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107) {code} -- This message was sent by Atlassian JIRA (v7.6.3#76005)