I have a bug i unerstand. I can’t add a Material Instance properly on a Landscape. That action it doesn’t have effect and it doesn’t show the layers to interact with. I don’t understand exactly what’s the problem on this simple demo. If i add the material on each surface of the Lanscape it applies the material, but there is not the way i imagine, and it doesn’t helps with the layers issue.
I’m working on Linux with the version 5.0.3 of Unreal Engine. Having a very simple case of a Master_Material & Material_Instance with 2 layers (with more the layers are ignored as well) with basic colors, so i understand there is not bug because the “wrap” on a texture