Explanation
The field names specified in the BY operand were not
properly specified in the FIELDS operand. Whenever the BY operand
is specified, the FIELDS operand must be specified and it must contain
the field names, in the same sequence as specified on the BY operand.
System action
The operand is ignored and command processing continues.
Processing is terminated after all commands are validated.
User response
Ensure that the FIELDS operand is specified and that
it contains the field names specified on the BY operand. See
SUMMARY - Performance Summary
report for the correct usage of the SUMMARY operands. Correct
the command input and resubmit the job.