The recent update has seemingly removed some intermediates from Assembly machines, notably cogs, sticks, & copper wiring (could include others I dont have yet). Had to disable it for now as half my factory shut down.
If it helps, this was on an Assembly Machine 2.
Without mod: https://pasteboard.co/v9DNYlwXRiQN.png
With mod: https://pasteboard.co/HpfOdoae1Atc.png
I have disabled any mods that may conflict and still able to recreate it. Cheers!