lujie created YARN-9589: --------------------------- Summary: NPE in HttpURLConnection.disconnect Key: YARN-9589 URL: https://issues.apache.org/jira/browse/YARN-9589 Project: Hadoop YARN Issue Type: Bug Reporter: lujie
{code:java} 2019-05-30 10:17:59,869 ERROR [IPC Server handler 2 on default port 51923] org.apache.hadoop.mapred.TaskAttemptListenerImpl: Task: attempt_1559182584278_0001_r_000000_0 - exited : java.lang.NullPointerException at sun.net.www.protocol.http.HttpURLConnection.disconnect(HttpURLConnection.java:2821) at org.apache.hadoop.mapreduce.task.reduce.Fetcher.closeConnection(Fetcher.java:255) at org.apache.hadoop.mapreduce.task.reduce.Fetcher.interrupt(Fetcher.java:216) at org.apache.hadoop.mapreduce.task.reduce.Fetcher.shutDown(Fetcher.java:224) at org.apache.hadoop.mapreduce.task.reduce.Shuffle.run(Shuffle.java:147) at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:377) at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:178) 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:1891) at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:172) {code} -- 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