M204.1271
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M204.1271 The ALTIODEV parameter is valid only in the CMS version
You have tried to set the alternate I/O device parameter (ALTIODEV) on the User 0 parameter line or on the PARM field of the EXEC card in your z/OS startup JCL. The ALTIODEV parameter is valid only when running under CMS,
and it is passed to Model 204 via the &STACK control statement. Model 204 initialization terminates abnormally.
System manager response: Delete the ALTIODEV parameter, and rerun Model 204.
Message attributes:
| RETCODEO=0 | Sets online return code |
|---|---|
| RETCODEB=4 | Sets batch (single user) return code |
| CLASS=E | Error class; the message can be suppressed with the X'04' bit setting of the MSGCTL parameter |
| AUDITER | Writes the message with line type ER to the audit trail |
| COUNT | Increments the error count (ERCNT) parameter |