Explanation
During nucleus initialization program (NIP) processing,
a request to dismount a tape using MSGDISP failed.
In the message
text:
- dev
- The device number.
- return-code
- The return code from the MSGDISP service.
- volser
- The volume serial number.
The defined return codes, in decimal, from MSGDISP
are as follows:
- Return Code
- Explanation
- 4
- Device dev does not support the message display.
- 8
- The message display was requested by an unauthorized program.
- 12
- An input/output (I/O) error occurred when the system tried to
display the message.
System action
The system continues processing.
Operator response
Dismount the tape on device dev.
Mount a nonlabeled scratch tape on device dev.
Record the contents of the message display on device dev and
contact the system programmer.
System programmer response
If the return code is 12, contact
your hardware support personnel. Otherwise contact IBM® software service. Provide the console log
and the contents of the message display.
Source
Routing code
Descriptor code