Put the summary of the bug you're having here

*What I expected to happen was to log into my single player world without any problems
Describe what you thought should happen here
I thought the crash was only a one time crash and would go away when i log in again. I tried logging into my other single player worlds, and they were fine. It was just that one world where i spend most of my time building thins.

*What actually happened was i logged in and my game crashed when my single player world was trying to load.
Describe what happened here
My game keeps on crashing when i try to log into that one specific singleplayer world.

Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. ...log into mine craft
3. ...go to single player worlds
4. select that one specific world
5. let it load when you get in
6. then it will crash when trying to load