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Posted to mapreduce-dev@hadoop.apache.org by "Ravi Gummadi (JIRA)" <ji...@apache.org> on 2010/08/03 10:31:17 UTC
[jira] Created: (MAPREDUCE-1992) NPE in JobTracker's constructor
NPE in JobTracker's constructor
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Key: MAPREDUCE-1992
URL: https://issues.apache.org/jira/browse/MAPREDUCE-1992
Project: Hadoop Map/Reduce
Issue Type: Bug
Components: jobtracker
Reporter: Ravi Gummadi
On my local machine, JobTracker is coming up with current trunk. Logs show the following NPE:
2010-08-03 14:01:41,449 FATAL org.apache.hadoop.mapred.JobTracker: java.lang.NullPointerException
at org.apache.hadoop.security.UserGroupInformation.isLoginKeytabBased(UserGroupInformation.java:703)
at org.apache.hadoop.mapred.JobTracker.<init>(JobTracker.java:1383)
at org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:275)
at org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:267)
at org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:262)
at org.apache.hadoop.mapred.JobTracker.main(JobTracker.java:4236)
2010-08-03 14:01:41,449 INFO org.apache.hadoop.mapred.JobTracker: SHUTDOWN_MSG:
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