I should mention, I can reproduce this same behavior over and over again, here's another crash log of the same problem after immediately after loading my last auto save

I scrolled through a blueprint book with shift scroll, and found one i wanted to delete. i cleared my hand with Q, right clicked the book, and deleted this blueprint from it as well as some others. I picked the book up again from my hotbar, and when pushing Q again to clear my hand, the game crashed...