4117D NO TM FOUND ON READBK filename SYSxxx=cuu
Cause: Read backward was specified and no tapemark was found as the first record. IOCS
cannot correctly position the file.
System Action: This message is followed by the last tape record read. If SYSLOG is
assigned to a keyboard, the system waits for an operator response; otherwise, the job is
Programmer Action: Verify that the tape was not repositioned between the output CLOSE
and the readback OPEN. If no CLOSE is found, insert one in the output portion of the job, or
Correct the repositioning and resubmit the job.
If the problem recurs, dump the trailer label portion of the tape and have the
· program listing
· job stream
· log sheet
available for problem determination.
Operator Action: Type CANCEL or press END/ENTER to cancel the job, or
Type IGNORE to continue processing. (File is considered open but no further checking or
positioning is done.)
Used with Courtesy and Permission of International Business Machines, Inc.