FL's plugin search there's a Kontakt_2, and after some file searching i found an old version of Kontakt (6.1.1) sitting in a subfolder in my VST directory. Not entirely sure how I've missed that, but everything ...
flstudio 20 and when I save a file it saves to the old version and when I try to open it again this message appears on screen "this project has been created using a more recent version of fl ...