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. [EMAIL PROTECTED] http://blog.udanax.org