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From ÐΞ€ρ@Ҝ (๏̯͡๏) <deepuj...@gmail.com>
Subject Exception at org.apache.avro.io.parsing.Symbol$Alternative.getSymbol
Date Fri, 24 Jan 2014 17:25:59 GMT
I got the below error after running a M/R job with Avro input and output.
Version: 1.7.6

Any suggestions as to when can this error occur ?

Trace:

2014-01-24 10:23:46,473 INFO org.apache.hadoop.io.nativeio.NativeIO: Got
UserName hadoop for UID 680 from the native implementation

2014-01-24 10:23:46,475 WARN org.apache.hadoop.mapred.Child: Error running
child

java.lang.ArrayIndexOutOfBoundsException: 40

at org.apache.avro.io.parsing.Symbol$Alternative.getSymbol(Symbol.java:364)

at org.apache.avro.io.ResolvingDecoder.doAction(ResolvingDecoder.java:229)

at org.apache.avro.io.parsing.Parser.advance(Parser.java:88)

at org.apache.avro.io.ResolvingDecoder.readIndex(ResolvingDecoder.java:206)

at
org.apache.avro.generic.GenericDatumReader.read(GenericDatumReader.java:155)

at
org.apache.avro.generic.GenericDatumReader.readField(GenericDatumReader.java:193)

at
org.apache.avro.reflect.ReflectDatumReader.readField(ReflectDatumReader.java:230)

at
org.apache.avro.generic.GenericDatumReader.readRecord(GenericDatumReader.java:183)

at
org.apache.avro.generic.GenericDatumReader.read(GenericDatumReader.java:151)

at
org.apache.avro.generic.GenericDatumReader.readField(GenericDatumReader.java:193)

at
org.apache.avro.reflect.ReflectDatumReader.readField(ReflectDatumReader.java:230)

at
org.apache.avro.generic.GenericDatumReader.readRecord(GenericDatumReader.java:183)

at
org.apache.avro.generic.GenericDatumReader.read(GenericDatumReader.java:151)

at
org.apache.avro.generic.GenericDatumReader.read(GenericDatumReader.java:142)

at
org.apache.avro.hadoop.io.AvroDeserializer.deserialize(AvroDeserializer.java:122)

at
org.apache.avro.hadoop.io.AvroDeserializer.deserialize(AvroDeserializer.java:48)

at
org.apache.hadoop.mapreduce.ReduceContext.nextKeyValue(ReduceContext.java:117)

at org.apache.hadoop.mapreduce.ReduceContext.nextKey(ReduceContext.java:92)

at org.apache.hadoop.mapreduce.Reducer.run(Reducer.java:176)

at org.apache.hadoop.mapred.ReduceTask.runNewReducer(ReduceTask.java:649)

at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:418)

at org.apache.hadoop.mapred.Child$4.run(Child.java:255)

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.Child.main(Child.java:249)

2014-01-24 10:23:46,477 INFO org.apache.hadoop.mapred.Task: Runnning
cleanup for the task

-- 
Deepak

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