I've been playing your whole mod pack for a while now and have a 5 and 1/2 hour save file with it. I just got home and loaded it up and suddenly the recipes don't want to use regular wood to make basic circuit boards. I can go in and manually make boards from the regular wood and then it will work, but the basic circuit boards only want to use the synthetic wooden board recipe. I'm not sure if it is something I did or not..
This effects everything that needs those circuits, from inserters to assemblers because it thinks I cannot make any