I Have had an issue when launching the new mod with it's latest update (1.12-3.2.41). Don't know if it is another mod though.
crash-2017-11-04_23.29.45-client.txt

Update to latest WCT ..you are running 3.2.41..latest is 3.6.49 - https://minecraft.curseforge.com/projects/wireless-crafting-terminal/files/2496611