Resolved! How does saving a file with Archicad 25 affect compatibility with Archicad 24?
A version of Archicad 24 that is compatible with macOS 12 is not due until February. Archicad 25 on the other hand is available now and is compatible with macOS 12. That makes it tempting to upgrade to macOS 12 and start using AC 25, but I am a bit w...