Switch to fullscreen crash

Put the summary of the bug you're having here

What I expected to happen was...:
The game would go into fullscreen

What actually happened was...:
The game crashes when I press F11 or go into options to change to fullscreen

Steps to Reproduce:
1. Start game in windowed mode
2. Press F11 to go into fullscreen, or change the fullscreen option
3. Observe crash