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https://issues.apache.org/jira/browse/YARN-944?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13716672#comment-13716672
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Sandy Ryza commented on YARN-944:
---------------------------------

I'm facing this as well.  The error I'm getting on the AM side is

{code}

2013-07-23 10:58:33,426 ERROR [main] 
org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator: Exception while 
registering
org.apache.hadoop.security.AccessControlException: SIMPLE authentication is not 
enabled.  Available:[TOKEN]
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
        at 
org.apache.hadoop.yarn.ipc.RPCUtil.instantiateException(RPCUtil.java:53)
        at 
org.apache.hadoop.yarn.ipc.RPCUtil.unwrapAndThrowException(RPCUtil.java:104)
        at 
org.apache.hadoop.yarn.api.impl.pb.client.ApplicationMasterProtocolPBClientImpl.registerApplicationMaster(ApplicationMasterProtocolPBClientImpl.java:109)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at 
org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:175)
        at 
org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:94)
        at $Proxy29.registerApplicationMaster(Unknown Source)
        at 
org.apache.hadoop.mapreduce.v2.app.rm.RMCommunicator.register(RMCommunicator.java:147)
        at 
org.apache.hadoop.mapreduce.v2.app.rm.RMCommunicator.serviceStart(RMCommunicator.java:107)
        at 
org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator.serviceStart(RMContainerAllocator.java:213)
        at 
org.apache.hadoop.service.AbstractService.start(AbstractService.java:193)
        at 
org.apache.hadoop.mapreduce.v2.app.MRAppMaster$ContainerAllocatorRouter.serviceStart(MRAppMaster.java:789)
        at 
org.apache.hadoop.service.AbstractService.start(AbstractService.java:193)
        at 
org.apache.hadoop.service.CompositeService.serviceStart(CompositeService.java:101)
        at 
org.apache.hadoop.mapreduce.v2.app.MRAppMaster.serviceStart(MRAppMaster.java:1019)
        at 
org.apache.hadoop.service.AbstractService.start(AbstractService.java:193)
        at 
org.apache.hadoop.mapreduce.v2.app.MRAppMaster$1.run(MRAppMaster.java:1401)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:396)
        at 
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1493)
        at 
org.apache.hadoop.mapreduce.v2.app.MRAppMaster.initAndStartAppMaster(MRAppMaster.java:1397)
        at 
org.apache.hadoop.mapreduce.v2.app.MRAppMaster.main(MRAppMaster.java:1330)
Caused by: 
org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.security.AccessControlException):
 SIMPLE authentication is not enabled.  Available:[TOKEN]
        at org.apache.hadoop.ipc.Client.call(Client.java:1428)
        at org.apache.hadoop.ipc.Client.call(Client.java:1381)
        at 
org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:206)
        at $Proxy28.registerApplicationMaster(Unknown Source)
        at 
org.apache.hadoop.yarn.api.impl.pb.client.ApplicationMasterProtocolPBClientImpl.registerApplicationMaster(ApplicationMasterProtocolPBClientImpl.java:106)
        ... 22 more
{code}

Haven't looked into this deeply, but it seems like this is caused by YARN-701?
                
> App failed with container launch failed even though container started
> ---------------------------------------------------------------------
>
>                 Key: YARN-944
>                 URL: https://issues.apache.org/jira/browse/YARN-944
>             Project: Hadoop YARN
>          Issue Type: Bug
>    Affects Versions: 2.1.0-beta
>            Reporter: Bikas Saha
>            Assignee: Omkar Vinit Joshi
>         Attachments: nm.log, rm.log, yarn-site.xml
>
>
> The container is the AM container. It started and the AM failed during RM 
> registration. The error message presented was about container launch failing.

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