Ok, i forgot to add PyRO, adding it fixed things, thank you for help

Hi, currently im running combination of Bobs,Angels and Pyanodon on 0.17
So far it was going fine, but i hit a brick wall, when trying to get chemical science pack.
It requires Nexelit plate, but to get recipe for nexelit plates i need chemical science pack. Also to make nexelit plates you need ...