Files in GIVING phrase of SORT statement belong to the same clause. Statement ignored.
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Cause . . . . . : File-names associated with the GIVING phrase of the SORT statement may not be specified in the same SAME clause. File-names %1 and %2 belong to either the same SAME AREA, SAME RECORD AREA, SAME SORT AREA or SAME SORT/SORT-MERGE AREA clause.
Recovery . . . : Specify only one of the files in the GIVING phrase.