Yuriy Malygin created YARN-8056: ----------------------------------- Summary: Possible NPE when Key: YARN-8056 URL: https://issues.apache.org/jira/browse/YARN-8056 Project: Hadoop YARN Issue Type: Bug Components: resourcemanager, yarn Affects Versions: 3.0.0 Reporter: Yuriy Malygin
Possible NPE when HA enabled and _yarn.resourcemanager.webapp.address_ or _yarn.resourcemanager.webapp.https.address_ is not set in yarn-site.xml (incomplete configuration of HA): {noformat} 2018-03-21 13:46:11,415 ERROR [main] org.apache.hadoop.mapreduce.v2.app.client.MRClientService: Webapps failed to start. Ignoring for now: java.lang.NullPointerException at org.apache.hadoop.util.StringUtils.join(StringUtils.java:941) at org.apache.hadoop.yarn.server.webproxy.amfilter.AmFilterInitializer.initFilter(AmFilterInitializer.java:75) at org.apache.hadoop.http.HttpServer2.initializeWebServer(HttpServer2.java:579) at org.apache.hadoop.http.HttpServer2.<init>(HttpServer2.java:529) at org.apache.hadoop.http.HttpServer2.<init>(HttpServer2.java:119) at org.apache.hadoop.http.HttpServer2$Builder.build(HttpServer2.java:415) at org.apache.hadoop.yarn.webapp.WebApps$Builder.build(WebApps.java:315) at org.apache.hadoop.yarn.webapp.WebApps$Builder.start(WebApps.java:401) at org.apache.hadoop.yarn.webapp.WebApps$Builder.start(WebApps.java:397) at org.apache.hadoop.mapreduce.v2.app.client.MRClientService.serviceStart(MRClientService.java:147) at org.apache.hadoop.service.AbstractService.start(AbstractService.java:194) at org.apache.hadoop.mapreduce.v2.app.MRAppMaster.serviceStart(MRAppMaster.java:1287) at org.apache.hadoop.service.AbstractService.start(AbstractService.java:194) at org.apache.hadoop.mapreduce.v2.app.MRAppMaster$6.run(MRAppMaster.java:1738) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:422) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1962) at org.apache.hadoop.mapreduce.v2.app.MRAppMaster.initAndStartAppMaster(MRAppMaster.java:1734) at org.apache.hadoop.mapreduce.v2.app.MRAppMaster.main(MRAppMaster.java:1668) {noformat} Pull request - https://github.com/apache/hadoop/pull/356. -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: yarn-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: yarn-issues-h...@hadoop.apache.org