mario kart ds wifi working rom... please...

hi my friends... i try to play mario kart ds in wifi but the rom never conects... i try to download many rom but is not work... can some one helpm me??

Did you made the setup?Such as the connection.One must make a Nintendo WFC setup before they can play Wi-Fi.

yes i did the set up... im playiong bleach, final fantasy and other games in wifi... gta chinatown wars too... but the mario kart rom never find mi internet conection

Is it a clean ROM, or did you have to Patch it in order to play?