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https://issues.apache.org/jira/browse/YARN-10016?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Aihua Xu updated YARN-10016:
----------------------------
Parent: YARN-5065
Issue Type: Sub-task (was: Bug)
> NPE is thrown when accessing SLS web portal
> -------------------------------------------
>
> Key: YARN-10016
> URL: https://issues.apache.org/jira/browse/YARN-10016
> Project: Hadoop YARN
> Issue Type: Sub-task
> Affects Versions: 3.3.0
> Reporter: Aihua Xu
> Assignee: Aihua Xu
> Priority: Major
>
> The following NPE is thrown when running SLS and accessing
> http://$HOST:10001/simulate
> {noformat}
> java.lang.NullPointerException
> at
> org.eclipse.jetty.server.ResourceService.doGet(ResourceService.java:235)
> at
> org.eclipse.jetty.server.handler.ResourceHandler.handle(ResourceHandler.java:256)
> at org.apache.hadoop.yarn.sls.web.SLSWebApp$1.handle(SLSWebApp.java:159)
> at
> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
> at org.eclipse.jetty.server.Server.handle(Server.java:494)
> at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:374)
> at
> org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:268)
> at
> org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311)
> at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103)
> at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:117)
> at
> org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:336)
> at
> org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:313)
> at
> org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
> at
> org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
> at
> org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:782)
> at
> org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:918)
> at java.lang.Thread.run(Thread.java:748)
> {noformat}
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