Industrial Foregoing Version: 1.12.12
TeslaCoreLib Version: 1.12.2-1.0.15
Crashlog (If Any):
crash-2020-05-17_14.58.13-server.txt
I could enter the world after I turned workDisabled on for the black hole tank.
In my SkyFactory4 world, I had a black hole tank connected to a cow in a jar, a block that constantly generates milk, with Integrated Tunnels' fluid importer. In this photo I placed a block of redstone where the tank used to be:

👋 Sorry but Industrial Foregoing has ended support for version 1.12. I'm closing this issue as it will no longer be updated for that version. Thanks for playing with the mod.