FLStudio 20.0.05 on Windows 10 Desktop (10.0.17134) - I have tried both the 64 and 32 bit versions of FLStudio 20.
FlStudio Mobile 3.2.04 on Android (Moto G6 with Android 8.0.0).
FLStudio Mobile plugin 3.1.941 in FL ...
FLStudio 20.7.
I just upgraded to 20.7 to see if it would remedy the situation, and it did not help.
The error persists across 64 bit and 32 bit versions.
[attachment=0] FabError.png [/attachment]
The plugin in question is FabFilter ...