it crashes when i launch the game when i press play it loads then says uh oh sorryy minecraft has crashed

minecraft keeps crashing when i launch the game

What I expected to happen was...:
to play the game

What actually happened was...:
i pressed play it loaded and the stopped and said uh oh minecraft has crashed sorry for the inconvenience

Steps to Reproduce:
1. open minecraft launcher
2. press the play button and wait
3. and it tells me it crashed