database error while editting usergroup
 

Hello,

I am having database error while editing usergroup permissions in my admin panel.

Code:
Database error in vBulletin 3.8.2:

Invalid SQL:
UPDATE vb_usergroup SET

### UPDATE QUERY GENERATED BY fetch_query_sql() ###
`title` = 'N-Humsafar',
`description` = '',
`usertitle` = '',
`opentag` = '[COLOR=\"brown\"]',
`closetag` = '[/COLOR]',
`passwordexpires` = '0',
`passwordhistory` = '0',
`ispublicgroup` = '0',
`canoverride` = '0',
`radiotvpermissions` = '449',
`forumpermissions` = '10219775',
`genericpermissions` = '1579687875',
`attachlimit` = '0',
`pmquota` = '50',
`pmpermissions` = '3',
`pmsendmax` = '5',
`pmthrottlequantity` = '0',
`calendarpermissions` = '63',
`wolpermissions` = '0',
`adminpermissions` = '0',
`genericpermissions2` = '1',
`genericoptions` = '54',
`profilepicmaxwidth` = '140',
`profilepicmaxheight` = '140',
`profilepicmaxsize` = '51200',
`avatarmaxwidth` = '100',
`avatarmaxheight` = '100',
`avatarmaxsize` = '40960',
`signaturepermissions` = '233535',
`sigpicmaxwidth` = '400',
`sigpicmaxheight` = '100',
`sigpicmaxsize` = '10000',
`sigmaxrawchars` = '800',
`sigmaxchars` = '350',
`sigmaxlines` = '0',
`sigmaxsizebbcode` = '2',
`sigmaximages` = '1',
`albumpermissions` = '239',
`albumpicmaxwidth` = '600',
`albumpicmaxheight` = '600',
`albumpicmaxsize` = '100000',
`albummaxpics` = '100',
`albummaxsize` = '0',
`usercsspermissions` = '63',
`visitormessagepermissions` = '55',
`socialgrouppermissions` = '50807',
`maximumsocialgroups` = '5',
`groupiconmaxsize` = '51200',
`mgc_cb_evo_permissions` = '0',
`mgc_cb_evo_refreshrate` = '30',
`mgc_cb_evo_nbmsg_show` = '',
`mgc_cb_evo_nbmsg_perday_show` = '',
`mgc_cb_evo_max_chats_perday` = '0'
WHERE usergroupid=18;

MySQL Error : Unknown column 'mgc_cb_evo_permissions' in 'field list'
Error Number : 1054
Request Date : Tuesday, August 11th 2009 @ 01:11:45 PM
Error Date : Tuesday, August 11th 2009 @ 01:11:45 PM
Script : http://www.nannu.info/forum/admincp/....php?do=update
Referrer : http://www.nannu.info/forum/admincp/...usergroupid=18
IP Address : 117.199.81.9
Username : Gursimran
Classname : vB_Database
MySQL Version : 5.0.62
the tables it is showing of mgc chatbox do not exist...I used to have mgc chatbox but it is uninstalled and deleted. there are no xml files of this mod in my server....

what to do ?????:confused: