Issue Description:

Server crash, and client crash relating to better with mods.

Affected Versions (Do not use "latest"):

• Minecraft: 1.12.2
• Forge: forge-1.12.2-14.23.2.2628-universal.jar, and forge-1.12.2-14.23.2.2654-universal.jar
• Crafttweaker: CraftTweaker2-1.12-4.1.6.jar
• BetterWithMods-1.12-2.1.0

Your most recent log file where the issue was present:

Client Crash-
https://gist.github.com/ProsperCraft/503d56dc1bfe1f663efc73e2638a927f
Server Crash-
https://paste.fedoraproject.org/paste/4KfDgrbK7Ucv-kKqQsAkWg
https://gist.github.com/ProsperCraft/1282029a38b514e5de2e4cb395e2ede3 - updated forge.

don't use alpha versions -_-

update modtweaker.