Help?

[Danielgrandi]

Can someone help me with this error?
Every time i try log appear this error

"
This application has encountered a critical error:
Tentativa de acessar endereço inválido.
Program: E:\WOWocto\WoW.exe
File: Data\patch-3.mpq
WoWBuild: 5875
"

[Cartman]

Close the Launcher and WoW. Delete patch-3.mpq. Open the launcher and update the game, redownloading patch-3.mpq. Launch WoW.