Vbet Error online users Vb 4.1.4

[Maciej]

VBET causes an error on my website:

Online users: the link at the bottom of the page show error datebase initiated by vBET

Database error in vBulletin 4.1.4:

Invalid SQL:

SELECT IF (userid> 0, 1, 0) as isuser, COUNT (session.userid) as online_users
, User.vbet_def_lang AS vbet_def_lang
FROM _SESSION as session

WHERE session.lastactivity> 1307804989



GROUP BY isuser;

MySQL Error: Unknown column 'user.vbet_def_lang' in 'field list'
Error Number: 1054
Request Date: Saturday, June 11th 2011 @ 11:39:49 AM
Error Date: Saturday, June 11th 2011 @ 11:39:49 AM
Script: http://gooutdoor.co/online.php
Referrer: gooutdoor.co
IP Address: xxxxxxxx
Username: xxxxxxxx
Classname: vB_Database
MySQL Version: 5.0.91-log

The problem arose after upgrading from vb 4.1.3 to 4.1.4 of

Help