It craps the bed with non-standard characters in usernames..
Code:
Database error in vBulletin 3.5.0 Release Candidate 2:
Invalid SQL:
INSERT INTO vb3_logins (userid, username, ipaddress, phpdate) VALUES (2677, 'i'mgirlie', '24.215.xx.xx', 1123677895);
MySQL Error : 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 'mgirlie', '24.215.88.47', 1123677895)' at line 1 Error Number : 1064
Date : Wednesday, August 10th 2005 @ 09:44:55 AM
Script : http://forums.reality-check.ca/login.php
Referrer : http://forums.reality-check.ca/memberlist.php
IP Address : 24.215.xx.xx
Username : i'mgirlie
Classname : vb_database