Hello,
is it a bug or …? When I click on (+ button) in VFB the menu does not open so we can add LUT, Curves, etc… Works only in standalone image editor.
P.S. I just noticed if I open “About” and leave it open…the tone mapping/(+ button) start to work normal…strange 
Regards,
Blaz
Full-speed non-debug version
Build timestamp • Mar 11 2022 16:41:23
Version • 8 (Release Candidate 1)
Cinema version • R16.050 CINEMA 4D Studio (single-license)
Plugin status • Plugin successfully loaded