Minecraft version & Mod Version:
MC 1.12.2
SSN 1.6.2
forge 14.23.5.2814

Single player or Server:
singleplayer

Describe problem (what you were doing / what happened):
as I was flying away from my main base (where the network is) to get to my astral sorcery base my game crashed.

Crash log (if any):
crash-2019-03-14_07.06.35-server.txt

crash-2019-03-15_09.23.37-server.txt
updated to SSN 1.6.3 and it still does this when I dont break the controller when im trying to move to/from my main base
also updated forge to 14.23.5.2820 just in case

crash-2019-03-15_03.06.52-server.txt
crash-2019-03-15_03.31.43-server.txt
and again, once going back to my base from my astral base, next the other way around