Map started crashing

[William102]

I was playing the modpack "Questing World", and when I left and tried to enter again it always crash.I don't know why this happens, because I created another map and it is normal.

Crash Report: http://paste.feed-the-beast.com/view/5ecb74e8

[JaariAtmc]

Is that a FTB crashlog?

[EvilOwl]

@JaariAtmcNah, that's just the ftb paste site. This is the modpack they are using https://www.technicpack.net/modpack/uq-pack.833219

They reported on ftb first tho https://forum.feed-the-beast.com/threads/game-crashes-after-starting-map.265952/