Minecraft version
1.19. Forge-43.1.27

Mod version
witherstormmod-1.19.2-3.1

Describe the bug
Block clusters drop when reloading the world

To Reproduce
Steps to reproduce the behavior:

1. Close a world down with block clusters in the air
2. Open it back up
3. Block clusters will fall out of the sky

Crash Reports / Logs
N/A

Is Flywheel's optimizations active?
No and no other mods installed when testing issue

Screenshots
Video of the issue