crashing

I have downloaded minecraft before with no problems however since I factory restarted my pc whenever I launch  up minecraft it say '' error game crashed ''  and it has not been enabling me to play for some time now. I have deleted it and downloaded it again and again and still the same results please help.
this is what it says
''.*ERROR

Game crashed

An unexpected issue occurred and the game has crashed. We're sorry for the inconvenience.''*