**Before filling out this issue: **
1. For major bugs, we only support BYG's latest version on a per Minecraft version basis(i.e latest for 1.15 is 1.0 while latest for 1.16 is 1.1).
2. Please test BYG on its own to confirm whether or not this is a mod conflict

Mod conflict? If so, please clarify which mod is conflicting, if not skip this.
Chocofix

API/Modloader
Forge/Fabric?
Forge
Describe the bug
What is the bug? Where/How does it occur? etc.
Upon creating a world, everything is fine. Upon saving a leaving the world, then reloading, a problem prevents the world from being read in any way.
To Reproduce
Please provide step by step instructions
Create World
Save and Leave
Attempt to reload
Expected behavior
A clear and concise description of what you expected to happen.
I'd expect the world to be loadable.
Screenshots/Videos
If applicable, add screenshots/video to help explain your problem.

Additional context
Add any other context about the problem here.
Sorted through the problem on the discord, uninstalling chocolatefix and loading back to 1.7v1 allows the world to load.
Logs
Use: https://paste.ee/ and paste the links. if log is huge please upload those
Please provide:
Crashlog - none
Debug.log - none
Latest.log - https://mclo.gs/yDPckqM

Heap Dumps
If performance, please provide a heap dump/some sort of profile of your game(I recommend: https://visualvm.github.io/download.html)
Heap Dump/Profile -

The log you sent is expired. So I don't have much info to work with. Please try the latest releases for BYG & Chocolate Fix. I will close the issue and mark it for more info. Comment back here if the issue continues to persist.