game giving a crash report instead of letting me play the the game

Put the summary of the bug you're having here

*What I expected to happen was:my game opens and i can play this awesome game of minecraft
Describe what you thought should happen here

*What actually happened was:it gave me a crash report
Describe what happened here

Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. ...press the play button in the Minecraft launcher
3. ...wait and get a crash report