Try to install the package python-rsvg. That helped for me. Seems like the desktop art plugin depends on that package.
-- desktop-art plugin can't be activated https://bugs.launchpad.net/bugs/545601 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to rhythmbox in ubuntu. -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs