mmm error occurred during status file I/O processing. issued function=aa...aa, reason code=bb...bb, processing function=cc...cc

mmm: MCF identifier

aa...aa: Issued function name

bb...bb: Reason code (return code from the issued function)

cc...cc: Processing function name (issuing function name)

S: Continues processing while terminating trace file output.

O: Contact the maintenance personnel.