Minecraft Version

1.18.1

Forge Version

39.0.63

Mod Version

1.8.1.1

Details

Client Side crash when trying to preview structures with a starter house.
Crash Log:
https://pastebin.com/Z8nA6KJZ
Lastest log snippet:
https://pastebin.com/4P3xz9ti

Looks like the only way you could get this is if you're a player that's blocked from sending or receiving chats.

Not going to make a fix/work around for that.