Board Thread:General Discussion/@comment-12023018-20130805194721/@comment-6881629-20130805201046

Check the wiki page for a picture of the location i know your 100% sure but just in case, the bugs list there does say though that the treasure can sometimes just not appear. Reload to before entering the area maybe if still no wait ten in-games away from the area and try again but (there's no listed fix though those are just ideas).