User ID '%1' does not exist

Error constant SQLE_UNKNOWN_USERID
ODBC 2 State 28000
ODBC 3 State 28000
Parameter 1 Name of the user ID that could not be found.
Severity 11
SQLCODE –140
SQLSTATE 08004
Sybase error code 509
Probable cause

You used a user ID that does not exist.