Ironlauncher error

I downloaded Revenge of Berserk from the repository. I extracted the file and  opened the ironlauncher and i saw this error:
M&B is not installed in your game. What should i do? I have the game on my desktop not under program files

Really? REALLY? It's the second fecking sticky!

http://forums.taleworlds.com/index.php/topic,81529.0.html