Description of the issue:

Client crash upon creation of an MV Feedthrough Insulator (one of the RF connector elements that has MV connectors on both sides of a solid block).

Crashlog:

can be found here: https://pastebin.com/f6ZUBDbt

Versions & Modlist

Minecraft 1.17.1
Forge 37.0.44
_MixinBootstrap-1.1.0
ImmersiveEngineering-1.17.1-5.0.2-pre.133
jei-1.17.1-8.0.0.14
journeymap-1.17.1-5.7.3rc3

let me know if you need the game log as well.

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