NPE in TaskTracker RenitTrackerAction
--------------------------------------
Key: HADOOP-1171
URL: https://issues.apache.org/jira/browse/HADOOP-1171
Project: Hadoop
Issue Type: Bug
Components: mapred
Reporter: Koji Noguchi
TaskTracker log shows =============
2007-03-28 02:32:18,076 INFO org.apache.hadoop.mapred.TaskTracker: Recieved
RenitTrackerAction from JobTracker
2007-03-28 02:32:18,494 ERROR org.apache.hadoop.mapred.TaskTracker: Can not
start task tracker because java.lang.NullPointerException
at
org.apache.hadoop.mapred.TaskTracker$TaskInProgress.jobHasFinished(TaskTracker.java:1187)
at org.apache.hadoop.mapred.TaskTracker.close(TaskTracker.java:430)
at org.apache.hadoop.mapred.TaskTracker.run(TaskTracker.java:917)
at org.apache.hadoop.mapred.TaskTracker.main(TaskTracker.java:1589)
JobTracker log shows ==============
2007-03-28 02:31:18,977 INFO org.apache.hadoop.mapred.JobTracker: Lost tracker
'____.____.com'
...
2007-03-28 02:31:18,977 INFO org.apache.hadoop.mapred.JobInProgress:
TaskTracker at 'tracker____.___.com' turned 'flaky'
...
2007-03-28 02:32:18,075 WARN org.apache.hadoop.mapred.JobTracker: Status from
unknown Tracker : tracker____.___.com:#####
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