Cant craft Soldering Iron and Magnyfing glass

[FlaMeZ13 0]

HI, 

i got a big problem, i want to create a propeller pack but i cant craft the soldering iron and the magnyfing glass but i have all the material to craft it in my inventory

[Emptyy 3]

Hey FlaMeZ13,

Did you try exiting the game completely and relaunching it?  Currently there is a bug in the game where some recipes won't show up unless you do this.  Hope this helps and resolves your issue.