Enter your lab to design your blueprints. Minor quickfix suggested by 4M_Peri + clearing tiles
Providing the player with new tools or adjusting the game interface, without fundamentally changing gameplay.
Change blueprint behavior.
https://github.com/Blu3wolf/Blueprint-Lab/issues/5
Spotted this here: https://mods.factorio.com/mod/BlueprintLab_Blu3wolf/discussion/62ca9c37cf970132d4bf25bc
Thought you might like to fix.
Thanks. I saw that in your version, too. I will probably fix at a later date
