I've been having the same problem, even before the patch. I made a row of bookcases to organize the blueprints by category and several of them vanished. I also get a long crash report almost every time that I exit the game.
Does your report look like this:
https://ibb.co/C8rX7RM
Since the patch, I no longer get the popup over crafting items that show what resources are needed, so cannot even know what to gather lol