authpdo: SQLSTATE[42000]: Syntax error or access violation: 1064 You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'groups g, users u, usergroup ug W' at line 2 [auth.php:570]

authpdo: SQL:

SELECT name as `group`
                                               FROM groups g, users u, usergroup ug
                                               WHERE u.uid = ug.uid
                                               AND g.gid = ug.gid
                                               AND u.login=''Tobias''

[auth.php:570]