DevKit-Power doesn't detect the system is running on battery power if you boot your laptop without AC power

[Richard Hughes]

2009/11/6 Emilio López <buhitoescolar at gmail.com>:
> Running "devkit-power -d", it reveals it's not
> gnome-power-manager's fault, as devkit doesn't detect the battery and says
> it's running on AC power. I'm using devkit-power 011 on Ubuntu Karmic Koala,
> and my PC is an Acer Aspire 6930.

Do you have any battery devices in /sys/class/power_supply?

Richard.