[karmic regression]Set display brightness no effect

[lucia_engel]

Binary package hint: gnome-power-manager

Description: Ubuntu karmic (development branch)
Release: 9.10 beta
gnome-power-manager:
  Installed: 2.28.0-0ubuntu3
  Candidate: 2.28.0-0ubuntu3
  Version table:
 *** 2.28.0-0ubuntu3 0
        500 http://ca.archive.ubuntu.com karmic/main Packages
        100 /var/lib/dpkg/status

Expected:
Slider for "Set Display Brightness to" under "Power Management Properties - On AC Power" should change display brightness from 0% to 100%.

Happened:
No change in brightness while moving slider from 0% to 100%. Currently screen is at max brightness and unadjustable. Slider worked in Jaunty with no issue.

ProblemType: Bug
Architecture: i386
Date: Mon Oct 12 16:41:33 2009
DistroRelease: Ubuntu 9.10
ExecutablePath: /usr/bin/yelp
Package: yelp 2.28.0-0ubuntu1
ProcEnviron:
 PATH=(custom, user)
 LANG=en_CA.UTF-8
 SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.31-13.44-generic
SourcePackage: yelp
Uname: Linux 2.6.31-13-generic i686

[lucia_engel (lucia-engel)]

"devkit-power -d" output

Device: /org/freedesktop/DeviceKit/Power/devices/line_power_C23B
  native-path: /sys/devices/LNXSYSTM:00/device:00/ACPI0003:00/power_supply/C23B
  power supply: yes
  updated: Tue Oct 13 11:07:34 2009 (2743 seconds ago)
  has history: no
  has statistics: no
  line-power
    online: no

Device: /org/freedesktop/DeviceKit/Power/devices/battery_C23D
  native-path: /sys/devices/LNXSYSTM:00/device:00/PNP0C0A:00/power_supply/C23D
  vendor: Hewlett-Packard
  model: Primary
  serial: 42897 2008/07/09
  power supply: yes
  updated: Tue Oct 13 11:53:09 2009 (8 seconds ago)
  has history: yes
  has statistics: yes
  battery
    present: yes
    rechargeable: yes
    state: discharging
    energy: 17.7876 Wh
    energy-empty: 0 Wh
    energy-full: 25.9524 Wh
    energy-full-design: 25.9524 Wh
    energy-rate: 9.5796 W
    voltage: 11.435 V
    time to empty: 1.9 hours
    percentage: 68.5393%
    capacity: 100%
    technology: lithium-ion
  History (charge):
    1255459989 68.747 discharging
    1255459970 68.955 discharging
    1255459951 69.164 discharging
    1255459932 69.413 discharging
    1255459910 69.621 discharging
  History (rate):
    1255459989 12.895 discharging
    1255459970 9.385 discharging
    1255459951 11.426 discharging
    1255459932 10.271 discharging
    1255459910 12.928 discharging

Daemon:
  daemon-version: 011
  can-suspend: yes
  can-hibernate yes
  on-battery: yes
  on-low-battery: no
  lid-is-closed: no
  lid-is-present: yes

[lucia_engel (lucia-engel)]

Fixed after doing clean install of Karmic. Please close.

[sreenath (tacticiankerala)]

same issue on dell 15 with ubuntu 9.10

[Victor Vargas (kamus)]

This bug report is being closed due to your last comment regarding this being fixed with an update. . Thank you again for taking the time to report this bug and helping to make Ubuntu better. @sreenath, if this issue is still affecting you, can you please create a new report. Thanks in advance