i did all except this step cause i didn't understand what should i do ?!

anyway i tried to start the function and got this error msg :

Database error in vBulletin: Invalid SQL: SELECT COUNT(*) AS users
FROM user,userfield
WHERE usergroupid=your_banned_usergroupid AND
user.userid = userfield.userid
AND usergroupid NOT IN (1,3,4)

mysql error: Unknown column 'your_banned_usergroupid' in 'where clause'
mysql error number: 1054
Date: Tuesday 02nd of October 2001 01:50:40 AM
Script: memberlist.php?s=&what=banned
Referer:


help needed, any ideas ?