My site is not Opening.. Its saying Database error!

Hello Friends,

Today i removed a mod from my site.. (post_thanks_7_82)

Now a Database error! showing when i try to open my site.

plss help me

This is the msg

Database error in vBulletin 4.0.1:

Invalid SQL:

			SELECT userid, usergroupid, displaygroupid, username, posts, post_thanks_thanked_times
			FROM user AS user
			WHERE post_thanks_thanked_times > '0' 
			ORDER BY post_thanks_thanked_times DESC
			LIMIT 0, 15;

MySQL Error   : Unknown column 'post_thanks_thanked_times' in 'field list'
Error Number  : 1054
Request Date  : Tuesday, March 23rd 2010 @ 04:11:38 AM
Error Date    : Tuesday, March 23rd 2010 @ 04:11:38 AM
Script        : http://www.helloishaan.com/forum.php
Referrer      : 
IP Address    : 
Username      : 
Classname     : vB_Database
MySQL Version : 5.0.89-community

Code (markup):

plss help me