Devaraj K created MAPREDUCE-4261: ------------------------------------ Summary: MRAppMaster throws NPE while stopping RMContainerAllocator service Key: MAPREDUCE-4261 URL: https://issues.apache.org/jira/browse/MAPREDUCE-4261 Project: Hadoop Map/Reduce Issue Type: Bug Components: mr-am Affects Versions: 2.0.0, 3.0.0 Reporter: Devaraj K Assignee: Devaraj K {code:xml} 2012-05-16 18:55:54,222 INFO [Thread-1] org.apache.hadoop.yarn.service.CompositeService: Error stopping org.apache.hadoop.mapreduce.v2.app.MRAppMaster$ContainerLauncherRouter java.lang.NullPointerException at org.apache.hadoop.mapreduce.v2.app.MRAppMaster$ContainerLauncherRouter.stop(MRAppMaster.java:716) at org.apache.hadoop.yarn.service.CompositeService.stop(CompositeService.java:99) at org.apache.hadoop.yarn.service.CompositeService.stop(CompositeService.java:89) at org.apache.hadoop.mapreduce.v2.app.MRAppMaster$MRAppMasterShutdownHook.run(MRAppMaster.java:1036) at org.apache.hadoop.util.ShutdownHookManager$1.run(ShutdownHookManager.java:54) 2012-05-16 18:55:54,222 INFO [Thread-1] org.apache.hadoop.yarn.service.CompositeService: Error stopping org.apache.hadoop.mapreduce.v2.app.MRAppMaster$ContainerAllocatorRouter java.lang.NullPointerException at org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator.getStat(RMContainerAllocator.java:521) at org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator.stop(RMContainerAllocator.java:227) at org.apache.hadoop.mapreduce.v2.app.MRAppMaster$ContainerAllocatorRouter.stop(MRAppMaster.java:668) at org.apache.hadoop.yarn.service.CompositeService.stop(CompositeService.java:99) at org.apache.hadoop.yarn.service.CompositeService.stop(CompositeService.java:89) at org.apache.hadoop.mapreduce.v2.app.MRAppMaster$MRAppMasterShutdownHook.run(MRAppMaster.java:1036) at org.apache.hadoop.util.ShutdownHookManager$1.run(ShutdownHookManager.java:54) {code} -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira