When clicking the resource packs button the game crashes. I didn't have this problem 10 minutes ago when using the same version, however.

Put the summary of the bug you're having here

What I expected to happen was...:
The resource pack menu should have opened.

What actually happened was...:
The game crashed as soon as I clicked it.

Steps to Reproduce:
1. Open the pause menu
2. Click Options
3. Click Resource Packs