lightdm updated just now but problem is still there. Version now is
$ apt-cache policy lightdm lightdm: Installed: 1.1.7-0ubuntu1 Candidate: 1.1.7-0ubuntu1
lightdm updated just now but problem is still there. Version now is
$ apt-cache policy lightdm
lightdm:
Installed: 1.1.7-0ubuntu1
Candidate: 1.1.7-0ubuntu1