Where do I put this HOOK location so it works

[Lynne]

Originally Posted by mcyates

I get this error when:

Product is: Right Side Column
Hook Location is: global_start

Obviously that is wrong lol

Database error in vBulletin 3.8.0:

Invalid SQL:

SELECT user.username, session.userid, user.usergroupid
FROM session AS session
LEFT JOIN user AS user ON(user.userid = session.userid)
WHERE user.usergroupid IN () and session.lastactivity > 1232041543
ORDER BY user.username ASC;

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 ') and session.lastactivity > 1232041543
ORDER BY user.username ASC' at line 4
Error Number  : 1064
Request Date  : Thursday, January 15th 2009 @ 05:50:43 PM
Error Date    : Thursday, January 15th 2009 @ 05:50:43 PM
Script        : http://www.myfootballforum.com/index.php
Referrer      : http://www.myfootballforum.com/index.php
IP Address    : 86.22.39.14
Username      : boro_boy
Classname     : vB_Database
MySQL Version : 5.0.27

PHP Code:

WHERE user.usergroupid IN ($group) 


where is $group defined?