Minecraft version & Mod Version:
1.12.2 - 1.7.5

Single player or Server:
Server

Describe problem (what you were doing / what happened):
When using a wrench (crescent hammer) to rotate a cable the client crashed, the server did not.

Crash log (if any):

crash-2019-06-02_21.23.34-client.txt

Thanks for the report, was fixed in latest versions

#158