dapper's totem uses gstreamer 0.10 thus gstreamer0.8-misc can't change anything.
What's the output of apt-cache policy gstreamer0.8-misc and apt-cache policy totem? -- Totem won't play sound files https://launchpad.net/bugs/45592 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs