How do i fix unreal engine 4 crash?

This has been happening when ever i try to just open the game. But i also can not get into google docs maybe somthing in common? but back on subject i have already tryed updating drivers and that did not work but for some reason all the others that put that video up they have 2 drivers to update but i only have 1 the ge force driver.i need help i just want to play game.