Minecraft 1.0.8

Put the summary of the bug you're having here
Minecraft 1.0.8
*What I expected to happen was...:*I wanted to play
Describe what you thought should happen here I wanted it to work

*What actually happened was...:*I click play it downloaded something pop up and it was that the minecraft game crashed
Describe what happened here
the game crashed win it was downloading
Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. ...
3. ...