I encountered a strange crash ( strange cuz sometimes it crashes and sometimes it doesn't). Basically when I'm opening my Antichest from YABBA the game crashes and it suggestes that YABBA and FTB Lib can be the causes.

Here's the crash report : https://paste.dimdev.org/uqepedihab.mccrash

same probmle
https://paste.dimdev.org/qufucavofa.mccrash