[TheDarkWraith]

Originally Posted by gap

Do you mean that your application reads material properties (i.e. Ka, Kd, Ks, d, Ns, illum, etc) directly from mtl files? So far, when needed, I had to set those properties manually. In other words, diffuse, ambient, reflection, etc. properties of the vanilla materials weren't updted apparently. The one thing which was updated automatically, was the number of subset. What did I miss?

Try a version of the app > 400. I saw the same thing in versions < 400. In some version < 400 I screwed it up somehow and I don't know which version the screw up started. It should be working correctly now. Let me know if it's not.