Error: 'Cannot create unknown type '{clr-namespace:NameSpace.Properties}Settings'.'

Question

I define my settings and styles in a ResourceDictionary:

Answer 1

Keep your "Build Action" property to "Resource" and just change this row:

xmlns:properties="clr-namespace:Kavand.UI.Properties"

with this:

xmlns:properties="clr-namespace:Kavand.UI.Properties;assembly=Kavand.UI"