Microsoft Surface Xbmc

Hi! struggeling with streaming music/video from my surface rt to xbmc. xbmc comes up as a uncertified dlna device, is this whats causing the problem? any workaround?. I use a windows 8 pro computer 80% for xbmc and has dragded this application into the startup folder, but it wont not work. because windows 8 first run inyo the metro.