I try to get a texture pack when play a game called wizards on mineplex and the game crashes

Put the summary of the bug you're having here
When I go to get the texture pack, the game crashes

What I expected to happen was...:
Describe what you thought should happen here
It would download the texture pack and i could play the game

What actually happened was...:
Describe what happened here
The game crashes

Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. ...Join the server us.mineplex.com
3. ...join the wizards game
4.get prompted to download the texture pack to play the game
5.game crashes