I'm having the exact same problem on Kubuntu 10.10 32bit clean install. Did not have it in 10.04.
Hardware: Asus K50IE, Intel dual core T4400 2.2Ghz, 4GB DDR3, wi-fi: Integrated 802.11 b/g/n Built-in Bluetoothâ„¢ V2.1+EDR Power management backend: HAL-Power Network management backend: NetworkManager 0.7 -- System (notebook) freze after electric cable is detached https://bugs.launchpad.net/bugs/660746 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-power-manager in ubuntu. -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs