That's because Thunar-folder-handler.desktop declares handling "x-directory/gnome-default-handler", which is not a mimetype but a something special using by GNOME probably ... could some xubuntu guy change that before dapper?
** Also affects: thunar (Ubuntu) Severity: Normal Priority: (none set) Status: Unconfirmed ** Changed in: thunar (Ubuntu) Assignee: (unassigned) => Xubuntu Team Status: Unconfirmed => Confirmed -- Gnome's Places menu starts Konqueror instead of Nautilus https://launchpad.net/bugs/35997 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs