My bad, problem was not solved with gnome-power-manager 2.30 it's fine on start up, but when I close the screen and re open (physically) the flicker is there.
Still fixed temporarily by open the system menu on the desktop -- session active, not inhibited, screen idle message https://bugs.launchpad.net/bugs/423694 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