####Issue description:
On completion of multiblock the game crashed.
Going in loading loop on restart

####Steps to reproduce:

1. https://ftbwiki.org/Industrial_Turbine
2. 5x5x9

Version (make sure you are on the latest version before reporting):

Forge: 1.12.2-forge1.12.2-14.23.5.2838
Mekanism-1.12.2-9.7.5.376
crash-2019-06-01_07.46.41-server.txt