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https://issues.apache.org/jira/browse/YARN-1464?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13837416#comment-13837416
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Binglin Chang commented on YARN-1464:
-------------------------------------
Looks like the exact reason in YARN-1463 caused this. Mark as duplicated
> TestRMNMSecretKeys#testNMUpdation fails with NullPointerException
> -----------------------------------------------------------------
>
> Key: YARN-1464
> URL: https://issues.apache.org/jira/browse/YARN-1464
> Project: Hadoop YARN
> Issue Type: Test
> Reporter: Ted Yu
>
> Here is the stack trace:
> {code}
> testNMUpdation(org.apache.hadoop.yarn.server.TestRMNMSecretKeys) Time
> elapsed: 2.704 sec <<< ERROR!
> java.lang.NullPointerException: null
> at java.util.Hashtable.get(Hashtable.java:334)
> at java.util.Properties.getProperty(Properties.java:932)
> at org.apache.hadoop.conf.Configuration.get(Configuration.java:874)
> at org.apache.hadoop.http.HttpServer.initSpnego(HttpServer.java:892)
> at org.apache.hadoop.http.HttpServer.access$100(HttpServer.java:101)
> at org.apache.hadoop.http.HttpServer$Builder.build(HttpServer.java:323)
> at org.apache.hadoop.yarn.webapp.WebApps$Builder.start(WebApps.java:232)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.startWepApp(ResourceManager.java:820)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$RMActiveServices.serviceStart(ResourceManager.java:471)
> at org.apache.hadoop.service.AbstractService.start(AbstractService.java:193)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.startActiveServices(ResourceManager.java:844)
> at
> org.apache.hadoop.yarn.server.resourcemanager.RMHAProtocolService.transitionToActive(RMHAProtocolService.java:187)
> at
> org.apache.hadoop.yarn.server.resourcemanager.RMHAProtocolService.serviceStart(RMHAProtocolService.java:101)
> at org.apache.hadoop.service.AbstractService.start(AbstractService.java:193)
> at
> org.apache.hadoop.service.CompositeService.serviceStart(CompositeService.java:121)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.serviceStart(ResourceManager.java:871)
> at org.apache.hadoop.service.AbstractService.start(AbstractService.java:193)
> at
> org.apache.hadoop.yarn.server.TestRMNMSecretKeys.validateRMNMKeyExchange(TestRMNMSecretKeys.java:69)
> at
> org.apache.hadoop.yarn.server.TestRMNMSecretKeys.testNMUpdation(TestRMNMSecretKeys.java:49)
> {code}
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