Originally Posted by Morty
Hrm. I think I encountered a bug. My Nord warrior character finally reached 100 in Smithing and took Dragon Smithing. However, I can't upgrade the Dragonbone weapons to Legendary. I can only upgrade them to Flawless as though I didn't have the right perk. Is anyone familiar with this issue?
I'm suffering an identical issue. I believe that Bethesda made a fail and forgot to flag the dragon bone weapons as, well, Dragon Bone.
EDIT: on the subject of Smelters, I found a nice mod that adds smelters in every major city. It's quite helpful.