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https://issues.apache.org/jira/browse/NIFI-8401?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17316685#comment-17316685
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Nadeem commented on NIFI-8401:
------------------------------
[~ERD] The issue is related to what [~mattyb149] has reported already NIFI-8400
Hopefully, will be fixed in 1.14.0. Thanks for the issue.
> o.apache.nifi.controller.FlowController Failed to capture component stats for
> Stats History on Windows Systems
> --------------------------------------------------------------------------------------------------------------
>
> Key: NIFI-8401
> URL: https://issues.apache.org/jira/browse/NIFI-8401
> Project: Apache NiFi
> Issue Type: Bug
> Components: Configuration
> Affects Versions: 1.13.2
> Environment: Windows 10
> Windows Server 2019
> Reporter: Eric Detwiler
> Priority: Major
>
> 1.13.2 on Windows systems does not capture stats for Stats History by
> default. Error log below:
> Also located issue mentioned in post from March 2021.
> https://community.cloudera.com/t5/Support-Questions/ERROR-FlowController-Failed-to-capture-component-stats-for/td-p/312486
> Status History as a result does not function.
>
> 2021-04-02 07:56:00,013 INFO [pool-20-thread-1]
> o.a.n.c.r.WriteAheadFlowFileRepository Initiating checkpoint of FlowFile
> Repository
> 2021-04-02 07:56:00,014 INFO [pool-20-thread-1]
> o.a.n.c.r.WriteAheadFlowFileRepository Successfully checkpointed FlowFile
> Repository with 0 records in 0 milliseconds
> 2021-04-02 07:56:17,311 ERROR [Timer-Driven Process Thread-7]
> o.apache.nifi.controller.FlowController Failed to capture component stats for
> Stats History
> java.lang.NullPointerException: null
> at
> org.apache.nifi.diagnostics.SystemDiagnostics.getOpenFileHandles(SystemDiagnostics.java:224)
> at
> org.apache.nifi.controller.FlowController.getNodeStatusSnapshot(FlowController.java:3011)
> at
> org.apache.nifi.controller.FlowController.access$400(FlowController.java:230)
> at org.apache.nifi.controller.FlowController$2.run(FlowController.java:697)
> at org.apache.nifi.engine.FlowEngine$2.run(FlowEngine.java:110)
> at java.util.concurrent.Executors$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:1149)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
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