If your game is crashing while going fullscreen, try playing in Windowed mode.They may conflict with your DirectX Direct3D settings. Try disabling all recording softwares like Fraps, MSI AfterBurner, D3DGear etc.Try validating your game files in Steam or a simple reinstallation may also fix some of the crashing issues.Disable antivirus/firewall or add game to the exception list of the antivirus software.Update your Nvidia and AMD drivers to the latest versions.
