[ http://issues.apache.org/jira/browse/HADOOP-690?page=comments#action_12448117 ] Johan Oskarson commented on HADOOP-690: ---------------------------------------
A closer look shows that the tasks actually died, namenode got OutOfMemoryError so they timed out. > NPE in jobcontrol > ----------------- > > Key: HADOOP-690 > URL: http://issues.apache.org/jira/browse/HADOOP-690 > Project: Hadoop > Issue Type: Bug > Components: mapred > Affects Versions: 0.8.0 > Reporter: Johan Oskarson > > While running a few jobs I got this exception: > Exception in thread "Thread-10" java.lang.NullPointerException > at > org.apache.hadoop.mapred.jobcontrol.Job.checkRunningState(Job.java:246) > at org.apache.hadoop.mapred.jobcontrol.Job.checkState(Job.java:264) > at > org.apache.hadoop.mapred.jobcontrol.JobControl.checkRunningJobs(JobControl.java:211) > at > org.apache.hadoop.mapred.jobcontrol.JobControl.run(JobControl.java:280) > It looks like this was just when all the jobs finished. -- This message is automatically generated by JIRA. - If you think it was sent incorrectly contact one of the administrators: http://issues.apache.org/jira/secure/Administrators.jspa - For more information on JIRA, see: http://www.atlassian.com/software/jira
