[vietkieu_cz]

Wht about this error?

Database error in vBulletin 3.5.3:

Invalid SQL:

ALTER TABLE user
ADD `ushop_history` mediumtext NOT NULL,
ADD `ushop_glow` varchar(20) NOT NULL default '0',
ADD `ushop_usernamecolor` varchar(20) NOT NULL default '0',
ADD `ushop_boldusername` tinyint(1) NOT NULL default '0',
ADD `ushop_italicsusername` tinyint(1) NOT NULL default '0',
ADD `ushop_bankdata` text NOT NULL,
ADD `ushop_bankqueue` text NOT NULL,
ADD `ushop_bankwarning` int(15) NOT NULL default '0',
ADD `ushop_profilemidi` varchar(250) NOT NULL default '',
ADD `ushop_bypassflood` tinyint(1) NOT NULL default '0';

MySQL Error : Duplicate column name 'ushop_history'
Error Number : 1060
Date : Monday, February 6th 2006 @ 04:53:33 PM
Script : http://xxx/installer/index.php
Referrer : http://xxx/upload/installer/index.php
IP Address : xxxxx
Username : vietkieu_cz
Classname : vb_database

i've read some errors like this but i still don't know how to fix it?