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}
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