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From "Edward J. Yoon" <edwardy...@apache.org>
Subject NullPointerException at AbstractVector.get(AbstractVector.java:44)
Date Thu, 04 Dec 2008 07:09:53 GMT
Can someone figure out this problem?

08/12/04 15:58:37 INFO hama.AbstractMatrix: Convert to 20 * 20 blocked matrix
08/12/04 15:58:37 WARN mapred.JobClient: Use GenericOptionsParser for
parsing the arguments. Applications should implement Tool for the
same.
08/12/04 15:58:37 WARN mapred.JobClient: Use genericOptions for the
option -libjars
08/12/04 15:58:38 WARN mapred.JobClient: No job jar file set.  User
classes may not be found. See JobConf(Class) or
JobConf#setJar(String).
08/12/04 15:58:38 INFO mapred.JobClient: Running job: job_200812041310_0026
08/12/04 15:58:39 INFO mapred.JobClient:  map 0% reduce 0%
08/12/04 15:59:29 INFO mapred.JobClient: Task Id :
attempt_200812041310_0026_m_000002_0, Status : FAILED
java.lang.NullPointerException: v(1) : java.lang.NullPointerException
        at org.apache.hama.AbstractVector.get(AbstractVector.java:44)
        at org.apache.hama.DenseVector.subVector(DenseVector.java:151)
        at org.apache.hama.mapred.BlockingMapRed$BlockingMapper.map(BlockingMapRed.java:112)
        at org.apache.hama.mapred.BlockingMapRed$BlockingMapper.map(BlockingMapRed.java:98)
        at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:47)
        at org.apache.hadoop.mapred.MapTask.run(MapTask.java:227)
        at org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2207)
-- 
Best Regards, Edward J. Yoon @ NHN, corp.
edwardyoon@apache.org
http://blog.udanax.org

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