Once I finish connecting to a multiplayer server and the map loads my game just crashes. I once got it fixed by installing.

15.24_nforce_winvista32_international_whql

Driver set and it rolled my graphics driver back on my, Unwittingly and to my surprise the game worked in multiplayer. I then reupdated my Graphic card driver to the lastest as of. March 3rd 182.08. The game then returned to crashing upon joining and loading a multiplayer game.

I have Vista 32bit, 9800GT, E8400 3.0 ghz, 4 gig 6400 ram.