[Alfa1]

For some weeks now I am getting a large number of these:

Database error in vBulletin 3.8.6:

Invalid SQL:
UPDATE vb_usertextfield SET
    excludeforumsgnp = ''
WHERE userid = 1;

MySQL Error   : Unknown column 'excludeforumsgnp' in 'field list'
Error Number  : 1054
Request Date  : Wednesday, June 8th 2011 @ 02:44:55 AM
Error Date    : Wednesday, June 8th 2011 @ 02:44:55 AM
Script        : http://www.my-forum.com/forum/profile.php?do=updateoptions
Referrer      : https://www.my-forum.com/forum/profile.php?do=editoptions
IP Address    : xxxxxxx
Username      : Alfa1
Classname     : vB_Database
MySQL Version : 5.0.90-log

Does anyone know how to fix this?