It seems it was a ID3 tag problem. I just edited every music's properties in RhythmBox and change a little thing (to ensure the edit), and the duration popd in.
-- Library mess up the display https://bugs.launchpad.net/bugs/418528 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is a bug assignee. -- desktop-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
