I don't know why but know it works again. I think it was a trouble in linux kernel or xorg because I didn't saw any update of acpid packet.
-- X -br -audit don't work and don't crash. Black screen, no possibility to use CTRL+ALT+F<x> https://launchpad.net/bugs/63640 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
