I still have this same problem. I've reinstall gnome-control-center-unity, but my background just black. Changing background (wallpaper/pictures/color) from Appearance not working at all.
hotfloppy@HFBox:~$ dpkg -l | grep gnome-control ii gnome-control-center 1:3.6.3-0ubuntu24 i386 utilities to configure the GNOME desktop ii gnome-control-center-data 1:3.6.3-0ubuntu24 all configuration applets for GNOME - data files ii gnome-control-center-signon 0.1.6bzr13.04.05-0ubuntu1 i386 GNOME Control Center extension for single signon ii gnome-control-center-unity 1.2daily13.04.09-0ubuntu1 i386 change the settings of the Unity desktop ii libgnome-control-center1 1:3.6.3-0ubuntu24 i386 utilities to configure the GNOME desktop hotfloppy@HFBox:~$ My 13.04 is upgraded from 12.10 via update-manager. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1082848 Title: cannot change the desktop background To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1082848/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs