They might be. The blueprints it fails to import are a constant combinator with logistics groups. I don't have Space Age though.

KoS Factorio Framework System

The save file is attached to the original post.

Are you asking for the blueprint string?

Whenever I try to import a blueprint string it does not copy over all blueprints. I copy the blueprint string from a text file, open my game, and click "Import string" and the book loads just fine, but I noticed that blueprints inside the book that should be there don't appear. I thought maybe there ...