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https://issues.apache.org/jira/browse/NIFI-5075?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16448233#comment-16448233
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ASF GitHub Bot commented on NIFI-5075:
--------------------------------------
Github user markap14 commented on the issue:
https://github.com/apache/nifi/pull/2634
@ijokarumawak thanks for the update! I feel the code is far more
understandable now and appears to work great! +1 merged to master
> Funnels with no outgoing relationship error
> -------------------------------------------
>
> Key: NIFI-5075
> URL: https://issues.apache.org/jira/browse/NIFI-5075
> Project: Apache NiFi
> Issue Type: Bug
> Components: Core Framework
> Affects Versions: 1.6.0
> Reporter: Peter Wicks
> Assignee: Koji Kawamura
> Priority: Major
> Fix For: 1.7.0
>
>
> If a Funnel has no outgoing relationships it will throw an exception when it
> tries to send FlowFile's to that non-existent relationship.
> Replicate by creating a GenerateFlowFile processor to a Funnel, start the
> GenerateFlowFile processor and check your log file.
>
> 2018-04-11 23:53:28,066 ERROR [Timer-Driven Process Thread-31]
> o.apache.nifi.controller.StandardFunnel
> StandardFunnel[id=b868231c-0162-1000-571c-ae3e7d15d848]
> StandardFunnel[id=b868231c-0162-1000-571c-ae3e7d15d848] failed to process
> session due to java.lang.RuntimeException:
> java.lang.IllegalArgumentException: Relationship '' is not known; Processor
> Administratively Yielded for 1 sec: java.lang.RuntimeException:
> java.lang.IllegalArgumentException: Relationship '' is not known
> java.lang.RuntimeException: java.lang.IllegalArgumentException: Relationship
> '' is not known
> at
> org.apache.nifi.controller.StandardFunnel.onTrigger(StandardFunnel.java:365)
> at
> org.apache.nifi.controller.tasks.ConnectableTask.invoke(ConnectableTask.java:175)
> at
> org.apache.nifi.controller.scheduling.TimerDrivenSchedulingAgent$1.run(TimerDrivenSchedulingAgent.java:117)
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:748)
> Caused by: java.lang.IllegalArgumentException: Relationship '' is not known
> at
> org.apache.nifi.controller.repository.StandardProcessSession.transfer(StandardProcessSession.java:1935)
> at
> org.apache.nifi.controller.StandardFunnel.onTrigger(StandardFunnel.java:379)
> at
> org.apache.nifi.controller.StandardFunnel.onTrigger(StandardFunnel.java:358)
> ... 9 common frames omitted
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