Klonan thanks for the reply! My problem looked very similar to the linked post but since it called out different OS I wanted to make sure it was the same.

To answer the first reply:
AFAIK starting the game and opening Bluepring Library are all thats required to repro the problem.

I didn't fully ...

Bug: copies of a blue print are added to the Blueprint Library. Another copy is added for each existing copy when the bug is triggered. I didn't realize how bad it was until last night when I found dozens of copies of some blueprints in books that I don't look in often.
I suspect the problem is ...