Ubuntu
gnome-power-manager package

  1. Bug #338296
  2. Comment #2

Comment 2 for bug 338296

Revision history for this message
Chris Coulson (chrisccoulson) wrote :

That looks like a gnome-power-manager bug actually. gnome-power-manager is what responds to your power button, and displays that message because update-manager requested that it not perform any power management action.