Rhythmbox is showing to me the same message, but tags does create. Attached you'll find a log taken when creating the tag for a song of Roky Erickson. Next post you'll find the log taken reopening Rhythmbox, with tags for the song properly created.
** Attachment added: "rhythmbox-debug-error-message.txt" http://launchpadlibrarian.net/50008749/rhythmbox-debug-error-message.txt -- cannot change track information - Unable to create tag-writing elements https://bugs.launchpad.net/bugs/530372 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs