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https://issues.apache.org/jira/browse/YARN-7786?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
lujie updated YARN-7786:
------------------------
Issue Type: Improvement (was: Bug)
> NullPointerException while launching ApplicationMaster
> ------------------------------------------------------
>
> Key: YARN-7786
> URL: https://issues.apache.org/jira/browse/YARN-7786
> Project: Hadoop YARN
> Issue Type: Improvement
> Affects Versions: 3.0.0-beta1
> Reporter: lujie
> Assignee: lujie
> Priority: Minor
> Attachments: YARN-7786.patch, YARN-7786_1.patch, YARN-7786_2.patch,
> YARN-7786_3.patch, resourcemanager.log
>
>
> Before launching the ApplicationMaster, send kill command to the job, then
> some Null pointer appears:
> {code}
> 2017-11-25 21:27:25,333 INFO
> org.apache.hadoop.yarn.server.resourcemanager.amlauncher.AMLauncher: Error
> launching appattempt_1511616410268_0001_000001. Got exception:
> java.lang.NullPointerException
> at
> org.apache.hadoop.yarn.server.resourcemanager.amlauncher.AMLauncher.setupTokens(AMLauncher.java:205)
> at
> org.apache.hadoop.yarn.server.resourcemanager.amlauncher.AMLauncher.createAMContainerLaunchContext(AMLauncher.java:193)
> at
> org.apache.hadoop.yarn.server.resourcemanager.amlauncher.AMLauncher.launch(AMLauncher.java:112)
> at
> org.apache.hadoop.yarn.server.resourcemanager.amlauncher.AMLauncher.run(AMLauncher.java:304)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
> {code}
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