Larian Studios Forums Divinity - Original Sin Divinity - Original Sin - Technical Issues Bone Dust Crafting Stoppped working since patch

Some players have reported the same thing, check it out:

http://www.larian.com/forums/ubbthreads.php?ubb=showflat&Number=526585&page=6

It's too early to be sure if it's a bug or not. But with the experiences that I'm having with this game so far, I'd say that it's a bug.