as suggested from steve, I've opened a new but concerning acpi-support : https://bugs.launchpad.net/ubuntu/+source/acpi-support/+bug/345531
Maybe you can confirm that bug, so that acpi-support team can work on it as quick as possible... -- No Screen Backlight Control; Notebooks (Vaio, Macbook, HP/Compaq, Samsung, Zepto et al.) with Nvidia Geforce8/Geforce9/Quadro series graphics https://bugs.launchpad.net/bugs/95444 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