I am playing with FTB Revelation, however with previous modpacks with the 1.7.10 version of this mod in FTB evolved there were no issues.
crash-2018-09-25_15.38.43-client.txt
I do realise there are alot of other people with the same issue, just heres to hoping it will be fixed sometime.

Same problem here
https://paste.dimdev.org/yetuxokuhe.mccrash

update: I managed to fix this by disabling story progression in the server config.

same problem, but disable story progression in the server doesn't work for me.