Unknown column 'infractiongroupid' in 'field list'

Database error in vBulletin 3.6.8:

Invalid SQL:

SELECT
user.username, (user.options & 512) AS invisible, user.usergroupid,
session.userid, session.inforum, session.lastactivity,
IF(displaygroupid=0, user.usergroupid, displaygroupid) AS displaygroupid, infractiongroupid
FROM session AS session
LEFT JOIN user AS user ON(user.userid = session.userid)
WHERE session.lastactivity > 1207340538
ORDER BY username ASC;

MySQL Error : Unknown column 'infractiongroupid' in 'field list'
Error Number : 1054
Date : Saturday, April 5th 2008 @ 12:37:18 AM
Script : http://.com/vb4/
Referrer :
IP Address :
Username : Unregistered
Classname : vb_database

Solve the problem

ALTER TABEL user ADD `infractiongroupid` smallint(5) unsigned NOT NULL default '0';