BuildCraft version: buildcraft-all-7.99.23
Forge version: 2815
Link to crash report or log:
Singleplayer or multiplayer:
Steps to reproduce:
Additional information:
https://paste.ubuntu.com/p/kFdvVjdmNp/

this is caused by extrautils2 not implementing the IProperty interface, buildcraft just detects and logs it, but it's something that needs to be fixed on the ex2 side