https://prnt.sc/vd2yiu
if a blueprint is selected (from quick bar) which is not in inventory (only in "my blueprints")
the cursor_stack contains no information about the book or blueprint.
This does not occur if the blueprint/book is copied to inventory.
https://prnt.sc/vd33rz
Then cursor_stack contains the expected content.
The behavior of both should be equal.
