[sebil]

I am getting this error.. whil installing the productt

What shall i do..

Database error in vBulletin 3.8.4:

Invalid SQL:
ALTER TABLE `user` ADD `wwu002activity` INT UNSIGNED NOT NULL ,
ADD `wwu002activitydate` INT UNSIGNED NOT NULL ,
ADD `wwu002memberlevel` TINYINT UNSIGNED DEFAULT "1" NOT NULL ,
ADD `wwu002fullmemberdate` INT UNSIGNED NOT NULL ,
ADD `wwu002lastvisit` INT UNSIGNED NOT NULL;

MySQL Error : Duplicate column name 'wwu002activity'
Error Number : 1060
Request Date : Friday, November 27th 2009 @ 02:28:52 PM
Error Date : Friday, November 27th 2009 @ 02:28:52 PM
Script : http://www.malludreams.com/admincp/p...=productimport
Referrer : http://www.malludreams.com/admincp/p...?do=productadd
IP Address :
Username : MalluDreams
Classname : vB_Database
MySQL Version : 5.0.85-community