Hello! A developer of SevTech Ages, We had this report posted to us in regards to a crash with this mod in an interaction with another mod (IE).

Linked Issue (With details etc..): DarkPacks/SevTech-Ages#2741
See the comment from the IE Dev in regards: DarkPacks/SevTech-Ages#2741 (comment)

Any help would be much appreciated! :)

Used Versions:
Minecraft: 1.12.2
InductiveLogistics: 1.2.1
CD4017BE_lib: 6.2.3
Forge: 14.23.3.2679

fix released