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https://issues.apache.org/jira/browse/YARN-2340?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Nishan Shetty resolved YARN-2340.
---------------------------------
Resolution: Unresolved
> NPE thrown when RM restart after queue is STOPPED
> -------------------------------------------------
>
> Key: YARN-2340
> URL: https://issues.apache.org/jira/browse/YARN-2340
> Project: Hadoop YARN
> Issue Type: Bug
> Components: resourcemanager, scheduler
> Affects Versions: 2.4.1
> Environment: Capacityscheduler with Queue a, b
> Reporter: Nishan Shetty
> Priority: Critical
>
> While job is in progress make Queue state as STOPPED and then restart RM
> Observe that standby RM fails to come up as acive throwing below NPE
> 2014-07-23 18:43:24,432 INFO
> org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttemptImpl:
> appattempt_1406116264351_0014_000002 State change from NEW to SUBMITTED
> 2014-07-23 18:43:24,433 FATAL
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager: Error in
> handling event type APP_ATTEMPT_ADDED to the scheduler
> java.lang.NullPointerException
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.addApplicationAttempt(CapacityScheduler.java:568)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.handle(CapacityScheduler.java:916)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.handle(CapacityScheduler.java:101)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$SchedulerEventDispatcher$EventProcessor.run(ResourceManager.java:602)
> at java.lang.Thread.run(Thread.java:662)
> 2014-07-23 18:43:24,434 INFO
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager: Exiting, bbye..
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