Minecraft Crash

Put the summary of the bug you're having here

What I expected to happen was...:
To open Minecraft and play my friends Server

What actually happened was...:
I start my launcher and it CRASHED

Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. Launch Minecraft
3. Log In To Your Minecraft Account
4. Press Play
5. (Launches But Then Crashes)