root@lubuntu:/# sudo apt remove  xserver-xorg-video-noveau
sudo: unable to resolve host lubuntu: Connection refused
Reading package lists... Done
Building dependency tree
Reading state information... Done
E: Unable to locate package xserver-xorg-video-noveau
root@lubuntu:/# ^C
root@lubuntu:/# sudo apt-get install xserver-xorg-video-nvidia
sudo: unable to resolve host lubuntu: Connection refused
Reading package lists... Done
Building dependency tree
Reading state information... Done
E: Unable to locate package xserver-xorg-video-nvidia