User '%1' already has GRANT permission

Error constant SQLE_ALREADY_HAS_GRANT_PERMS
ODBC 2 state 42000
ODBC 3 state 42000
Parameter 1 Name of the user that already has GRANT permission.
Severity 16
SQLCODE -120
SQLSTATE 42W01
Sybase error code 13625
 Probable cause