I just bought Fallout 3 and started and when i get to the birthday everything run's fine but then i talk to Old Lady Palmer it crashes after a little time passed by it let me get past it but after killing the radroach the game just crashes and the windows 7 troubleshoot say to look for a solution online and when clicked it exit's out and dose nothing

This might correct your problems: http://www.gamesas.com/topic/1348070-windows7-quad-core-fixes/