[jira] [Created] (MAPREDUCE-5413) Killing mapred job in Initial stage leads to java.lang.NullPointerException

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

yeshavora created MAPREDUCE-5413:
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             Summary: Killing mapred job in Initial stage leads to java.lang.NullPointerException
                 Key: MAPREDUCE-5413
                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-5413
             Project: Hadoop Map/Reduce
          Issue Type: Bug
            Reporter: yeshavora


Run a MR job and kill it as soon as jobId is known. After killing the job, try to kill its attempts. 

Above steps leads to below exception,
org.apache.hadoop.util.ShutdownHookManager: ShutdownHook 'MRAppMasterShutdownHook' failed, java.lang.NullPointerException
java.lang.NullPointerException
	at org.apache.hadoop.mapreduce.v2.app.MRAppMaster$ContainerAllocatorRouter.setSignalled(MRAppMaster.java:811)
	at org.apache.hadoop.mapreduce.v2.app.MRAppMaster$MRAppMasterShutdownHook.run(MRAppMaster.java:1249)
	at org.apache.hadoop.util.ShutdownHookManager$1.run(ShutdownHookManager.java:54)


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