i was playing a multiplayer server and i typed something in the chat and right when i hit enter my minecraft shuts down

Put the summary of the bug you're having here

*What I expected to happen was...:*my text would go onto the chat
Describe what you thought should happen here

*What actually happened was...:*minecraft shutdown
Describe what happened here

Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. ...
3. ...