An uncorrectable input/output error occurred during user label processing. The results of the label processing are unpredictable.
The program is ended. The return code is 12.
If the error recurs and the program is not in error, look at the messages in the job log for more information. Search problem reporting data bases for a fix for the problem. If no fix exists, contact the IBM® Support Center. Provide the JCL and the program listing for the job.
Ensure that no DCB parameters for the data set are incorrect or missing.
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