wilco sheh created NUTCH-1891:
---------------------------------

             Summary: Can't run nutch2.3-snapshot on hadoop2.4.0 using gora0.5 
and mongodb as backend datastore
                 Key: NUTCH-1891
                 URL: https://issues.apache.org/jira/browse/NUTCH-1891
             Project: Nutch
          Issue Type: Bug
          Components: storage
    Affects Versions: 2.3
         Environment: nutch-2.3-snapshot, hadoop2.4,gora0.5 mongodb
            Reporter: wilco sheh
            Priority: Critical


java.lang.Exception: java.lang.IncompatibleClassChangeError: Found interface 
org.apache.hadoop.mapreduce.TaskAttemptContext, but class was expected
    at 
org.apache.hadoop.mapred.LocalJobRunner$Job.runTasks(LocalJobRunner.java:462)
    at org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:522)
Caused by: java.lang.IncompatibleClassChangeError: Found interface 
org.apache.hadoop.mapreduce.TaskAttemptContext, but class was expected
    at 
org.apache.gora.mapreduce.GoraOutputFormat.getRecordWriter(GoraOutputFormat.java:83)



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