SOLVED java lang Exception java lang ClassCastException class com sun jersey core impl provider entity XMLJAXBElementProvider Text
SOLVED java lang Exception java lang ClassCastException class com sun jersey core impl provider entity XMLJAXBElementProvider Text It is quite natural seeing ClassCastException in Hadoop MR Jobs like these for Hadoop beginers. java.lang.Exception: java.lang.ClassCastException: class com.sun.jersey.core.impl.provider.entity.XMLJAXBElementProvider$Text at org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:404) Caused by: java.lang.ClassCastException: class com.sun.jersey.core.impl.provider.entity.XMLJAXBElementProvider$Text at java.lang.Class.asSubclass(Class.java:3037) at org.apache.hadoop.mapred.JobConf.getOutputKeyComparator(JobConf.java:819) at org.apache.hadoop.mapred.MapTask$MapOutputBuffer.init(MapTask.java:836) at org.apache.hadoop.mapred.MapTask.createSortingCollector(MapTask.java:376) at org.apache.hadoop.mapred.MapTask.access$100(MapTask.java:85) at org.apache.hadoop.mapred.MapTask$NewOutputCollector.<init>(MapTask.java:584) at org.apache.hadoop....