I need some help here :|

Every time i try to login on TBC through WoW.exe a critical error allways appears.Can somebody pls link me a valid link of the client ot just tell me what to do to fix , the one i allready have downloaded?
More preciselly the message that allways appears :

This application has encountered a critical error:

ERROR #131 (0x85100083) File Corrupt
Program: C:\Users\Alex88\Downloads\World of Warcraft - The Burning Crusade 2.4.3\Wow.exe
File: DBFilesClient\VideoHardware.dbc

It would be nice if i had a quick reply from you so i can play as soon as possible..! :)