[jira] [Created] (NIFI-4978) Stopping of ReportLineageToAtlas can cause NPE

["Koji Kawamura (JIRA)" <ji...@apache.org>]

Koji Kawamura created NIFI-4978:
-----------------------------------

             Summary: Stopping of ReportLineageToAtlas can cause NPE
                 Key: NIFI-4978
                 URL: https://issues.apache.org/jira/browse/NIFI-4978
             Project: Apache NiFi
          Issue Type: Bug
          Components: Extensions
    Affects Versions: 1.5.0
            Reporter: Koji Kawamura
            Assignee: Koji Kawamura


Stopping ReportLineageToAtlas can cause following NPE.

{code}
2018-02-21 11:34:16,490 INFO [Timer-Driven Process Thread-8] org.apache.atlas.AtlasBaseClient Client has only one service URL, will use that for all actions: http://ctr-e138-1518143905142-29976-01-000002.hwx.site:21000
2018-02-21 11:34:16,711 INFO [StandardProcessScheduler Thread-4] o.a.n.c.s.TimerDrivenSchedulingAgent Stopped scheduling ReportLineageToAtlas[id=b7bf3781-0161-1000-ffff-ffffafd9ddbd] to run
2018-02-21 11:34:16,760 INFO [Flow Service Tasks Thread-2] o.a.nifi.controller.StandardFlowService Saved flow controller org.apache.nifi.controller.FlowController@2a3e0c4a // Another save pending = false
2018-02-21 11:34:17,110 ERROR [Timer-Driven Process Thread-8] o.a.n.a.reporting.ReportLineageToAtlas ReportLineageToAtlas[id=b7bf3781-0161-1000-ffff-ffffafd9ddbd] Error running task ReportLineageToAtlas[id=b7bf3781-0161-1000-ffff-ffffafd9ddbd] due to java.lang.NullPointerException
2018-02-21 11:34:17,111 ERROR [Timer-Driven Process Thread-8] o.a.n.a.reporting.ReportLineageToAtlas ReportLineageToAtlas[id=b7bf3781-0161-1000-ffff-ffffafd9ddbd] : java.lang.NullPointerException
java.lang.NullPointerException: null
        at org.apache.nifi.atlas.reporting.ReportLineageToAtlas.onTrigger(ReportLineageToAtlas.java:614)
        at org.apache.nifi.controller.tasks.ReportingTaskWrapper.run(ReportingTaskWrapper.java:41)
        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(ScheduledThreadPoolExecu
{code}



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