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Java ArrayIndexOutOfBoundsException error when running a Job

Hi, I am running a Job to fetch data from HDFS to my Local Machine and it errors out after writing 8 records to the output file. This is the error:
Would appreciate any thoughts on this.
On the other hand, I am able to write data (from a Teradata Db) to a file on HDFS fine.
connecting to socket on port 3994
Exception in component tHDFSInput_2
java.lang.ArrayIndexOutOfBoundsException: 18
at test1.job3_0_1.job3.tHDFSInput_2Process(
at test1.job3_0_1.job3.runJobInTOS(
at test1.job3_0_1.job3.main(
Job job3 ended at 16:27 09/05/2012.