Error Message
Server Message: Number 17331, Severity 16
Server 'SYBASE', Procedure 'sp_adduser', Line 253:
User already has a login under a different name.
use the following sp
CREATE PROCEDURE drop_user_null_userdb
AS
DECLARE @username VARCHAR(25)
DECLARE GetOrphanUsers CURSOR
FOR
select Username = name
from userdb..sysusers
where suid not in(select suid from master..syslogins) and gid = 16390 and suid != -2
OPEN GetOrphanUsers
FETCH GetOrphanUsers
INTO @username
WHILE @@sqlstatus = 0
BEGIN
exec sp_dropuser @username
FETCH GetOrphanUsers
INTO @username
END
gid and suid need to change before exec