Issue: Reverting css causes mysql error

Database error in vBulletin 4.2.2:

Invalid SQL:
DELETE FROM `vb_stylevar` WHERE stylevarid = vw_inactive_background AND styleid = 3 LIMIT 1;

MySQL Error   : Unknown column 'vw_inactive_background' in 'where clause'
Error Number  : 1054
Request Date  : Saturday, March 29th 2014 @ 10:15:43 AM
Error Date    : Saturday, March 29th 2014 @ 10:15:44 AM
Script        : [url]http://www.******.com/admincp/wiki_cp.php?panel=style&do=kill[/url]
Referrer      : [url]http://www.******.com/admincp/wiki_cp.php?panel=style&type=var&dostyleid=3&varname=vw_inactive_background&do=revert[/url]
IP Address    : **.***.**.**
Username      : 
Classname     : vB_Database
MySQL Version : 5.1.73-cll

Stack Trace:

#0 vB_Database->halt() called in [path]/includes/class_core.php on line 426
#1 vB_Database->execute_query() called in [path]/includes/class_core.php on line 444
#2 vB_Database->query_write() called in [path]/vault/core/controller/db/vb3.php on line 182
#3 vw_DB_Controller_vB3->query_write() called in [path]/vault/core/model/db/mysql/vw.php on line 846
#4 vw_DB_MySQL_Model->shutdown_or_run() called in [path]/vault/core/model/db/mysql/vw.php on line 306
#5 vw_DB_MySQL_Model->delete() called in [path]/vault/core/controller/cp/style/vb4.php on line 307
#6 vw_CP_Style_Controller_vB4->kill_stylevar() called in [path]/vault/core/controller/cp/style/vw.php on line 92
#7 vw_CP_Style_Controller->kill() called in [path]/vault/core/controller/cp/style/vw.php on line 33
#8 vw_CP_Style_Controller->execute() called in [path]/vault/helper/vb/global.php on line 77
#9 require_once([path]/vault/helper/vb/global.php) called in [path]/admincp/wiki_cp.php on line 24