M204.1518
M204.1518 Userid token is currently logged on
User ID enqueueing is active, and you have tried to log in with a user ID that is already in use. The login has failed.
Response: Log in with another user ID, or find the person using your user ID and have him log off. You may want to consider changing your password if another user is logged on with your user ID.
System manager response: The User 0 LOGONENQ parameter was set to enforce unique user ID logins. If you want to allow multiple user IDs to be active, turn off this option. Note that the LOGONENQ option may not be active when using the VSAM transparency feature.
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 |