TrackMania 2 Not Running On Win7 64x ! Need Help !

[NeL-PB]

i've Win7 64x
Ram 3GB DDR3
Ati Mobility Radeon HD 4300/4500 Series (512 Mb Up To 1.7 GB In Win7)
Core I5 460M 2.53
i click Maniaplanet.exe but it won't to launch whyyyy :'(
Help Me Please

[jonthekiller]

First, try to update all drivers : http://ma-config.com

Second, make an internet shortcut with maniaplanet:// and launch the game with this.