[NIFI-409] Site-to-Site NPE when sending to remote instance that is "full"

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.1.0
• Component/s: Core Framework
• Assignee: Mark Payne
• Reporter: Mark Payne
• Created: 10/Mar/15 16:00
• Updated: 19/Mar/15 14:09
• Resolved: 19/Mar/15 14:09

Description

Administrat
ively Pausing for 10 seconds due to processing failure:
java.lang.RuntimeException: java.lang.NullPointerException
java.lang.RuntimeException: java.lang.NullPointerException
at org.apache.nifi.controller.AbstractPort.onTrigger(AbstractPort.java:234)
~[nifi-framework-core-api-0.0.2-incubating.jar:0.0.2-incubating]
at org.apache.nifi.controller.tasks.ContinuallyRunConnectableTask.call(ContinuallyRunConnectableTask.java:78)
[nifi-framework-core-0.0.2-incubating.jar:0.0.2-incubating]
at org.apache.nifi.controller.tasks.ContinuallyRunConnectableTask.call(ContinuallyRunConnectableTask.java:40)
[nifi-framework-core-0.0.2-incubating.jar:0.0.2-incubating]
at org.apache.nifi.controller.scheduling.TimerDrivenSchedulingAgent$1.run(TimerDrivenSchedulingAgent.java:119)
[nifi-framework-core-0.0.2-incubating.jar:0.0.2-incubating]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
[na:1.8.0_40]
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
[na:1.8.0_40]
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
[na:1.8.0_40]
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
[na:1.8.0_40]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
[na:1.8.0_40]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
[na:1.8.0_40]
at java.lang.Thread.run(Thread.java:745) [na:1.8.0_40]
Caused by: java.lang.NullPointerException: null
at java.util.concurrent.LinkedBlockingQueue.offer(LinkedBlockingQueue.java:411)
~[na:1.8.0_40]
at org.apache.nifi.remote.client.socket.EndpointConnectionPool.getEndpointConnection(EndpointConnectionPool.java:317)
~[nifi-site-to-site-client-0.0.2-incubating.jar:0.0.2-incubating]
at org.apache.nifi.remote.client.socket.SocketClient.createTransaction(SocketClient.java:128)
~[nifi-site-to-site-client-0.0.2-incubating.jar:0.0.2-incubating]
at org.apache.nifi.remote.StandardRemoteGroupPort.onTrigger(StandardRemoteGroupPort.java:168)
~[nifi-site-to-site-0.0.2-incubating.jar:0.0.2-incubating]
at org.apache.nifi.controller.AbstractPort.onTrigger(AbstractPort.java:227)
~[nifi-framework-core-api-0.0.2-incubating.jar:0.0.2-incubating]
... 10 common frames omitted