Crash in just two seconds

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.Guide 2: When I spawn from any creature's egg, the minecraft launcher opens and crashes
3.Guide 3: launching the minecraft launcher after two seconds and crashing