game crash

Put the summary of the bug you're having here game
crashing
What I expected to happen was...:
Describe what you thought should happen here
the game would load up
What actually happened was...:
Describe what happened here
my game was turing on but it said it want responding and it turned off
Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. ... turn on minecraft
3. ...wait for it to say not responding then it will turn off by itself