The way it works in XBMC has changed now you will need a build newer than this for it to work
2007-04-25 8644 added: Favourites dialog. Replaces submenu dialog in PM3 - up to other skinners to include if they like. Add items to favourites via the context menu from the media views.
But then for mc360 to work properly now you will need a version way newer than that anyway I recomend the last t3ch