The Mode-of-Processing entry is not blank for specified file type; defaults to blank.
20
Cause . . . . . : The File-Type entry (position 17) is O or C, which requires that the Mode-of-Processing entry (position 28) be blank. Mode-of-Processing entry defaults to blank.
Recovery . . . : Specify a blank Mode-of-Processing entry (position 28). Compile again.
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