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Posted to common-user@hadoop.apache.org by Peter Boot <pe...@gmail.com> on 2008/01/29 07:05:28 UTC

Is this a bug in TwoDArrayWritable ?

Getting the following error when trying to use TwoDArrayWritable as
the MapOutputValueClass

java.lang.RuntimeException: java.lang.RuntimeException:
java.lang.NoSuchMethodException:
org.apache.hadoop.io.TwoDArrayWritable.<init>()
	at org.apache.hadoop.mapred.MapTask$MapOutputBuffer.spill(MapTask.java:458)
	at org.apache.hadoop.mapred.MapTask$MapOutputBuffer.sortAndSpillToDisk(MapTask.java:422)
	at org.apache.hadoop.mapred.MapTask$MapOutputBuffer.flush(MapTask.java:604)
	at org.apache.hadoop.mapred.MapTask.run(MapTask.java:193)
	at org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:132