On Sat, Jan 17, 2015 at 11:48 AM, Kevin O'Gorman <kogorman at gmail.com> wrote: > When I try a more likely suspect: > sudo restart lightdm > I get > restart: unknown instance: > with nothing after the colon (":") I don't use upstart that often. Try "sudo stop lightdm" and then "sudo start lightdm". Brandon Vincent