Ok, so my ModPack is crashing whenever I try to join worlds... I made a previous post about a similar problem, but that was caused by something else. This must be a different problem because I completely removed the mod that was causing trouble form the previous post.
When I added the "Mine & Blade: Battlegear 2" mod to my ModPack, the problem began.
The platform URL of my ModPack is:
Here is a gist of the crash report