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 ...
Studio; I wonder if this it's intentional which I doubt.
But the big problem comes when I close Flv Studio. The audio it stops working at all, and doesn't come back anymore, I tried using Troubleshooting of Windows ...