>The download includes Dotnetbridge. But creating a new VM to check functionality just because you do not use them or try to fiddle with WINE (as I currently run Linux?) Sorry....

Are you running VFP?

In any case, I think the problem is in the CLR version. DotNetBridge uses

CASE lcShortVer == "V4"
lcVersion = "v4.0.30319"

In my case I see the following in the registry when I try to follow https://msdn.microsoft.com/en-us/library/hh925568(v=vs.110).aspx