I was trying to create a glass shader with normals and I kept fiddling with it in the material editor viewport, constantly failing to see refractions and normals-- Regardless of having the display mesh as a custom mesh or moving the light.
I then tried applying it onto a mesh in level and to my surprise it was working properly o:
I was just curious if this was a problem on my end, where I failed to do something properly? Or a bug with the 4.2.1 build?