Landscape Physical Material always registers default

Physical materials on landscapes always return DefaultPhysicalMaterial, even when the surface type is changed.

1. Open Editor (any project)
2. Open Project Settings>Physics and add a Surface Type
3. In Content Browser, create new physical material and a new material
4. In Physical Material, select new surface type, save and close
5. In material, set physical material to new physical material
6. Create a landscape, set landscape material to new material
7. In Player blueprint, create the nodes in attached image
8. Compile, save, close
9. PIE. Jump up and down on landscape to register hit event.