[ https://issues.apache.org/jira/browse/MAPREDUCE-1992?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Kan Zhang updated MAPREDUCE-1992:
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Attachment: m1992-02.patch
Attach a patch. Can't run tests on it since trunk is broken.
> NPE in JobTracker's constructor
> -------------------------------
>
> Key: MAPREDUCE-1992
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-1992
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: jobtracker
> Reporter: Ravi Gummadi
> Attachments: m1992-02.patch
>
>
> On my local machine, JobTracker is *not* 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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