Crashing every time I start the game

Put the summary of the bug you're having here
Every time I start the game it crashes no matter what version.
What I expected to happen was...:
Describe what you thought should happen here
I would load up the game on the home screen with muiltiplayer and start playing.
What actually happened was...:
Describe what happened here
It crashed and set in the description 'Applying mipmap'
Steps to Reproduce:
1.Click on Minecraft
2. Choose a version (any version)
3. The game crashes and every time I try again it still doesn't work.