The Skip entry is not valid; defaults to blanks.
20
Cause . . . . . : The Skip-Before (positions 46 - 48) or Skip-After (positions 49 - 51) entry must be blank or contain a number in the range of 1 to 255. The entry in error defaults to blanks.
Recovery . . . : Specify blanks or a number in the range of 1 to 255 in the appropriate Skip entry. Compile again.
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