Opening Improvable Skills Blacksmith Ability Crashes Game

[WilliamParoff]

Describe the Bug

Every few times I open the Blacksmith ability from the book of skills in my inventory, the game freezes, only showing the lava in the background of the ability button then crashes the game and gives the following error:

Internal Exception: java.util.ConcurrentModificationException

From my experience, doing this 3-4 times will cause the error to occur.

Reproduction Steps

1. Open Inventory
2. Open the Book of Skills through the inventory
3. Click on the Blacksmith ability
4. The game crashes ...

Screenshots and Videos

https://github.com/LunaPixelStudios/SteamPunk/assets/95891491/3d63e9fc-0cdb-4ac3-951d-6d2e91f313d0

Crash Report or Log

No response

Operating System

Windows 11

Minecraft Version

1.19

Modloader

Forge

Modpack Version

v22HF

Optifine

No

Other Mods

No response

[chorbintime]

Please send the crash report file