the crash report it says.(//Who set us up the TNT?)

Put the summary of the bug you're having here

What I expected to happen was...:
Describe what you thought should happen here

What actually happened was...:
Describe what happened here

Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. ... What I expected to happen was to log onto cosmicpvp.me server on multiplayer. I can get onto the world but it will not let me join the planet I wont to.
3. ... When I spawn to the server world on( cosmic pvp.me ). My minecraft crashes and kicks me off the server and says my minecraft has crashed.