Have you installed the various Gstreamer plugins? See https://help.ubuntu.com/community/RestrictedFormats
GtkPod works because it doesn't use Gstreamer. -- Dapper version doesn't play files from an iPod https://launchpad.net/bugs/66756 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
