Well, I was affected by another bug (44487) that stop to configure some other packages in the upgrade process. I have take around this another bug and now Gnome start and all programs works ok, so I close this bug.
Thanks for your time -- Gnome doesn't start https://launchpad.net/bugs/44984 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs