M204.0829
M204.0829 Group is in use
You issued a CREATE GROUP command for a group that already exists. This group is currently in use.
Response: Use DISPLAY GROUP ALL to determine the status of all previously defined groups. 
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 |