IBM 3270 Manual page 264

INDWS
INDWS013 Copy not allowed: Source and
Target are not defined
Explanation: You attempted a copy operation
by pressing Enter, but you have not defined both
your source and target.
User Response: Define both your source and
target at this time and then press Enter to
perform the copy operation.
INDWS014 Source and Target are not the
same size
Explanation: The source area defined is either
larger or smaller than the target area defined.
User Response: You can do one of the
following:
1.
Press PF13 (Source) and/or PF14 (Target), to
redefine your source and target, making them
both the same size
2. Continue with the copy operation by pressing
Enter. If you allow the copy operation to
complete:
a. Truncation occurs if the source is larger
than the target
b. The target area is padded with blanks if
the source is smaller than the target.
INDWS016 Warning: Copy did not occur.
Target is protected
Explanation: You tried to copy into a target
area that is protected.
User Response: Redefine your target area and
retry.
Appendix A. Messages A-79