** Description changed: Attempts (on a current Lucid beta) to control the screen brightness on my Dell Studio 1558 fail with the following errors reported in dmesg: - [ 1162.236365] ACPI: Failed to switch the brightness - [ 1162.379144] ACPI: Failed to switch the brightness - [ 1162.538226] ACPI: Failed to switch the brightness - [ 1162.667358] ACPI: Failed to switch the brightness - [ 1162.784171] ACPI: Failed to switch the brightness + [ 1162.236365] ACPI: Failed to switch the brightness + [ 1162.379144] ACPI: Failed to switch the brightness + [ 1162.538226] ACPI: Failed to switch the brightness + [ 1162.667358] ACPI: Failed to switch the brightness + [ 1162.784171] ACPI: Failed to switch the brightness This is true both for the keyboard's brightness controls (Fn-F4, Fn-F5) and for a gnome-brightness-applet on the panel. Output of acpidump, dmesg and lspci is attached.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/568611 Title: Screen brightness control fails on Dell Studio 1558 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
