When you're breaking an IC2 block that uses one of the textures from this pack, it causes the default pink/black texture particles to appear. MC 1.12.2 - Forge 14.23.1.2587 Connected Textures Mod - CTM - MC1.12-0.2.3.9 Connected Textures Pack - ctp_1.2_MCv3 IndustrialCraft 2-2.8.16-ex112 Screenshots:    
When you're breaking an IC2 block that uses one of the textures from this pack, it causes the default pink/black texture particles to appear.
MC 1.12.2 - Forge 14.23.1.2587
Connected Textures Mod - CTM - MC1.12-0.2.3.9
Connected Textures Pack - ctp_1.2_MCv3
IndustrialCraft 2-2.8.16-ex112
Screenshots: