Interesting, at https://bugs.launchpad.net/ubuntu/+source/software- center/+bug/470564/comments/3 Stinger says that removing gstreamer0.10 -plugins-bad solves this problem.
** Changed in: gst-plugins-bad Status: New => Confirmed -- A few Gnome applications do not start (Could not load classifier cascade) https://bugs.launchpad.net/bugs/459940 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