Workarounds that have worked for me are:
Open the terminal, and type:
gconftool-2 --type boolean -s /apps/gnome-power-manager/lock/use_screensaver_settings false gconftool-2 --type boolean -s /apps/gnome-power-manager/lock/hibernate false gconftool-2 --type boolean -s /apps/gnome-power-manager/lock/suspend false gconftool-2 --type boolean -s /desktop/gnome/lockdown/disable_lock_screen true
Workarounds that have worked for me are:
Open the terminal, and type:
gconftool-2 --type boolean -s /apps/gnome- power-manager/ lock/use_ screensaver_ settings false power-manager/ lock/hibernate false power-manager/ lock/suspend false gnome/lockdown/ disable_ lock_screen true
gconftool-2 --type boolean -s /apps/gnome-
gconftool-2 --type boolean -s /apps/gnome-
gconftool-2 --type boolean -s /desktop/