hiveudfexception

java.lang.RuntimeException: Error in configuring object
	at org.apache.hadoop.util.ReflectionUtils.setJobConf(ReflectionUtils.java:93)
	at org.apache.hadoop.util.ReflectionUtils.setConf(ReflectionUtils.java:64)
	at org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:117)
	at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:386)
	at org.apache.hadoop.mapred.MapTask.run(MapTask.java:324)
	at org.apache.hadoop.mapred.Child$4.run(Child.java:268)
	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:262)
Caused by: java.lang.reflect.InvocationTargetException
	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)
	at org.apache.hadoop.util.ReflectionUtils.setJobConf(ReflectionUtils.java:88)
	... 9 more
Caused by: java.lang.RuntimeException: Error in configuring object
	at org.apache.hadoop.util.ReflectionUtils.setJobConf(ReflectionUtils.java:93)
	at org.apache.hadoop.util.ReflectionUtils.setConf(ReflectionUtils.java:64)
	at org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:117)
	at org.apache.hadoop.mapred.MapRunner.configure(MapRunner.java:34)
	... 14 more
Caused by: java.lang.reflect.InvocationTargetException
	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)
	at org.apache.hadoop.util.ReflectionUtils.setJobConf(ReflectionUtils.java:88)
	... 17 more
Caused by: java.lang.RuntimeException: Map operator initialization failed
	at org.apache.hadoop.hive.ql.exec.ExecMapper.configure(ExecMapper.java:121)
	... 22 more
Caused by: java.lang.RuntimeException: java.lang.NullPointerException
	at org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:115)
	at org.apache.hadoop.hive.ql.udf.generic.GenericUDFBridge.initialize(GenericUDFBridge.java:126)
	at org.apache.hadoop.hive.ql.exec.ExprNodeGenericFuncEvaluator.initialize(ExprNodeGenericFuncEvaluator.java:80)
	at org.apache.hadoop.hive.ql.exec.Operator.initEvaluators(Operator.java:878)
	at org.apache.hadoop.hive.ql.exec.Operator.initEvaluatorsAndReturnStruct(Operator.java:904)
	at org.apache.hadoop.hive.ql.exec.SelectOperator.initializeOp(SelectOperator.java:60)
	at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:357)
	at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:433)
	at org.apache.hadoop.hive.ql.exec.Operator.initializeChildren(Operator.java:389)
	at org.apache.hadoop.hive.ql.exec.TableScanOperator.initializeOp(TableScanOperator.java:133)
	at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:357)
	at org.apache.hadoop.hive.ql.exec.MapOperator.initializeOp(MapOperator.java:444)
	at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:357)
	at org.apache.hadoop.hive.ql.exec.ExecMapper.configure(ExecMapper.java:98)
	... 22 more
Caused by: java.lang.NullPointerException
	at java.util.concurrent.ConcurrentHashMap.get(ConcurrentHashMap.java:768)
	at org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:107)
	... 35 more