WoW Error 8, WOTLK

Downloaded WOTLK from WoW site when installing gives me error 8, i just wanted to download so i could play a Private Server. Does anyone have a link to download Burning Crusade?

Download it here: [Only registered and activated users can see links. Click Here To Register...]

Back from work, thanks for the link i am downloading TBC as i type will follow up on how it went in the AM.