loader.OraLoader: Oracle Loader for Hadoop Release 1.1.0.0.1 - Production Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. ... elided... Exception in thread "main" java.lang.IncompatibleClassChangeError: Found interface org.apache.hadoop.mapreduce.JobContext, but class was expected

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Oracle Loader for Hadoop Release 1.1.0.0.1 - Production Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. ... elided... Exception in thread "main" java.lang.IncompatibleClassChangeError: Found interface org.apache.hadoop.mapreduce.JobContext, but class was expected
loader.OraLoader: Oracle Loader for Hadoop Release 1.1.0.0.1 - Production Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. ... elided... Exception in thread "main" java.lang.IncompatibleClassChangeError: Found interface org.apache.hadoop.mapreduce.JobContext, but class was expected
at oracle.hadoop.loader.lib.output.DBOutputFormat.checkOutputSpecs(DBOutputFormat.java:204)
at org.apache.hadoop.mapred.JobClient$2.run(JobClient.java:883)
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:1232)
at org.apache.hadoop.mapred.JobClient.submitJobInternal(JobClient.java:844)
at org.apache.hadoop.mapreduce.Job.submit(Job.java:481)
at oracle.hadoop.loader.OraLoader.run(OraLoader.java:559)
at oracle.hadoop.loader.OraLoader.main(OraLoader.java:734)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)

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