When you hit play it says download. It downloads fine, then it says launch. After it launches it goes to a white page saying it has crashed.

Put the summary of the bug you're having here

What I expected to happen was...:
I thought it would just go to minecraft and play it, without any problems.

What actually happened was...:
When I hit play, it downloaded then launched. After the screen disappeared and it went to a white page saying it has crashed.

Steps to Reproduce:
1. I'm not sure. Thats why I'm asking for help.
3. ...