After upgrade from feisty to gutsy, I have the same problem on a thinkpad t40. gnome-power-manager shows always using only AC adapter. HAL can't detect my battery, but acpi detect battery.
It apears : (1) [EMAIL PROTECTED]:~$ lshal | grep battery (1) [EMAIL PROTECTED]:~$ acpi -V Battery 1: charged, 97% Thermal 1: ok, 50.0 degrees C AC Adapter 1: on-line (1) [EMAIL PROTECTED]:~$ When I logged in gnome, gnome-power-manager shows only AC adapter icon, then I restart 'hald', gnome-power-manager shows AC & Battery. before restart hald debug message appears : : : Nov 16 09:48:16 localhost NetworkManager: <debug> [1195174096.110329] nm_hal_device_added(): New device added (hal udi is '/org/freedesktop/Hal/devices/volume_uuid_e05e0baf_96e4_470c_a323_5efbb289e86c'). Nov 16 09:48:16 localhost NetworkManager: <debug> [1195174096.233109] nm_hal_device_added(): New device added (hal udi is '/org/freedesktop/Hal/devices/acpi_CPU'). Nov 16 09:48:16 localhost NetworkManager: <debug> [1195174096.246158] nm_hal_device_added(): New device added (hal udi is '/org/freedesktop/Hal/devices/pci_8086_24c6_alsa_playback_0'). : : after restart hald debug message appears : : : Nov 16 12:29:00 localhost NetworkManager: <debug> [1195183740.520511] nm_hal_device_added(): New device added (hal udi is '/org/freedesktop/Hal/devices/volume_uuid_e05e0baf_96e4_470c_a323_5efbb289e86c'). Nov 16 12:29:00 localhost NetworkManager: <debug> [1195183740.764690] nm_hal_device_added(): New device added (hal udi is '/org/freedesktop/Hal/devices/acpi_BAT0'). Nov 16 12:29:00 localhost NetworkManager: <debug> [1195183740.790091] nm_hal_device_added(): New device added (hal udi is '/org/freedesktop/Hal/devices/acpi_CPU'). Nov 16 12:29:00 localhost NetworkManager: <debug> [1195183740.796900] nm_hal_device_added(): New device added (hal udi is '/org/freedesktop/Hal/devices/acpi_AC'). Nov 16 12:29:00 localhost NetworkManager: <debug> [1195183740.802467] nm_hal_device_added(): New device added (hal udi is '/org/freedesktop/Hal/devices/acpi_brightness'). Nov 16 12:29:00 localhost NetworkManager: <debug> [1195183740.804553] nm_hal_device_added(): New device added (hal udi is '/org/freedesktop/Hal/devices/storage_model_UJDA745_DVD/CDRW'). : : hald added ac, battery. my kernel is : (1) [EMAIL PROTECTED]:/var/log$ uname -a Linux contrabass 2.6.22-14-generic #1 SMP Sun Oct 14 23:05:12 GMT 2007 i686 GNU/Linux system info : power_management.acpi.linux.version = '20070126' (string) power_management.can_hibernate = true (bool) power_management.can_suspend = true (bool) power_management.can_suspend_hybrid = false (bool) power_management.can_suspend_to_disk = true (bool) power_management.can_suspend_to_ram = true (bool) power_management.is_powersave_set = false (bool) power_management.quirk.s3_bios = true (bool) power_management.quirk.s3_mode = true (bool) power_management.type = 'acpi' (string) smbios.bios.release_date = '06/02/2006' (string) smbios.bios.vendor = 'IBM' (string) smbios.bios.version = '1RETDPWW (3.21 )' (string) smbios.chassis.manufacturer = 'IBM' (string) smbios.chassis.type = 'Notebook' (string) smbios.system.manufacturer = 'IBM' (string) smbios.system.product = '237399H' (string) smbios.system.serial = 'DDPB' (string) smbios.system.uuid = '4C281801-4638-11CB-AA1C-F303BEA7F8F8' (string) smbios.system.version = 'ThinkPad T40' (string) system.chassis.manufacturer = 'IBM' (string) system.chassis.type = 'Notebook' (string) system.firmware.release_date = '06/02/2006' (string) system.firmware.vendor = 'IBM' (string) system.firmware.version = '1RETDPWW (3.21 )' (string) system.formfactor = 'laptop' (string) system.hardware.product = '237399H' (string) system.hardware.serial = 'DDPB' (string) system.hardware.uuid = '4C281801-4638-11CB-AA1C-F303BEA7F8F8' (string) system.hardware.vendor = 'IBM' (string) system.hardware.version = 'ThinkPad T40' (string) system.kernel.machine = 'i686' (string) system.kernel.name = 'Linux' (string) system.kernel.version = '2.6.22-14-generic' (string) system.product = '237399H ThinkPad T40' (string) system.vendor = 'IBM' (string) I don't know What's the problem. -- A/C Status, CPU Temp, and Battery no longer recognized as present after upgrade to Gutsy in Dell Latitude L400 https://bugs.launchpad.net/bugs/127773 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs