I have the same issue with a fresh install of Ubuntu 11.04
jelevin@jel-dell:~$ gconftool --get /desktop/unity-2d/launcher/hide_mode No value set for `/desktop/unity-2d/launcher/hide_mode'
I have the same issue with a fresh install of Ubuntu 11.04
jelevin@jel-dell:~$ gconftool --get /desktop/ unity-2d/ launcher/ hide_mode unity-2d/ launcher/ hide_mode'
No value set for `/desktop/