FLStudio's plugin manager is not up to date with the latest versions of the SDK.
This was taken from the page "VST 3 Locations / Format" in the SDK documentation:
[quote]
On the Windows platform a VST 3 Plug ...
FLStudio 20.5.1 Build 522.
I am running FL on Mojave 10.14.6 and never had any issues. I can't remember when (after what exact action of mine) these errors started appearing.
So here's my exact problem:
Whenever I load ...