Put the summary of the bug you're having here
What I expected to happen was...:
The game would go to full screen so I could play on my TV.
What actually happened was...:
The game crashed when I pressed the Enable Full Screen button.
Steps to Reproduce:
1. Plug in HDMI cable to TV and PC.
2. Press full screen button in settings.
3. Crash
Environment
OS: Windows 10 (ver 10.0, arch amd64)
Java: 1.8.0_25 (by Oracle Corporation)
Launcher: Minecraft Launcher 1.6.48 (bootstrap 100)
Minecraft: 15w50a (updated Wed Dec 09 08:35:57 MST 2015)
Dupe of MC-5520