Created
September 7, 2011 09:28
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| java.io.IOException: Type mismatch in key from map: expected org.apache.hadoop.io.Text, recieved org.apache.hadoop.io.LongWritable | |
| at org.apache.hadoop.mapred.MapTask$MapOutputBuffer.collect(MapTask.java:870) | |
| at org.apache.hadoop.mapred.MapTask$OldOutputCollector.collect(MapTask.java:498) | |
| at org.apache.hadoop.mapred.lib.IdentityMapper.map(IdentityMapper.java:38) | |
| at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:50) | |
| at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:390) | |
| at org.apache.hadoop.mapred.MapTask.run(MapTask.java:324) | |
| at org.apache.hadoop.mapred.Child$4.run(Child.java:240) | |
| at java.security.AccessController.doPrivileged(Native Method) | |
| at javax.security.auth.Subject.doAs(Subject.java:396) | |
| at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1115) | |
| at org.apache.hadoop.mapred.Child.main(Child.java:234) |
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