Selecting a session by the sddm greater - Was: Trying to open Different Flavors

[Dick Barmann]

On 08/13/2016 12:35 PM, Ralf Mardorf wrote:
> On Sat, 13 Aug 2016 11:16:52 -0400, Dick Barmann wrote:
>>>> dick at dick-desktop:~$ ls -l /usr/share/xsessions/
>>>> total 36
>>>> -rw-r--r-- 1 root root  236 Feb 10  2016 gnome-classic.desktop
>>>> -rw-r--r-- 1 root root  207 May 18 04:35 gnome.desktop
>>>> -rw-r--r-- 1 root root  157 Apr 11 02:08 Lubuntu.desktop
>>>> -rw-r--r-- 1 root root  165 Apr 11 02:08 Lubuntu-Netbook.desktop
>>>> -rw-r--r-- 1 root root 1507 Feb 27 09:07 LXDE.desktop
>>>> -rw-r--r-- 1 root root 6915 Apr 11 08:52 mate.desktop
>>>> -rw-r--r-- 1 root root  198 Oct 14  2015 openbox.desktop
>>>> -rw-r--r-- 1 root root 2109 Apr 15 02:18 plasma.desktop
> All the required files to show the sessions by a display manager's
> greeter are available.
>
>>>> dick at dick-desktop:~$ grep SessionDir /etc/sddm.conf
> Regarding the sddm manpage
>
> http://manpages.ubuntu.com/manpages/xenial/man5/sddm.conf.5.html the
> default values should be used.
>
> [WaylandDisplay] section:
> SessionDir=
>          Path of the directory containing session files. Default value
>          is "/usr/share/wayland-sessions".
>
> [XDisplay] section:
> SessionDir=
>          Path of the directory containing session files. Default  value
>          is "/usr/share/xsessions".
>
> Even the issue mentioned by Oli IMO doesn't explain why you don't see a
> list of the available sessions. IIUC this variable is related to a
> session that already is chosen,
> https://lists.freedesktop.org/archives/xdg/2011-July/012004.html .
>
> What is the output of
>
>   ls -l /etc/sddm.conf
>
> and of
>
>   cat /etc/sddm.conf
>
>>>> dick at dick-desktop:~$ dpkg -l lxde |grep ii >/tmp/dpkg.txt  
>>> ii  lxde           7ubuntu1     all          Metapackage for LXDE
>>> Does this help?
> You should post, what we ask you to do, but since we now know that at
> least the required desktop files are available in /usr/share/xsessions/
> it doesn't matter. Anyway, at least post the output of
>
>   dpkg -l *sddm*|grep ii
>
> including the asterisks, don't drop them.
>
> Regards,
> Ralf
>
>
> dick at dick-desktop:~$ dpkg -l *sddm*|grep ii
> ii  kde-config-sddm   4:5.5.5-0ubuntu1   amd64        KCM module for SDDM
> ii  sddm              0.13.0-1ubuntu5    amd64        modern display manager for X11
> ii  sddm-theme-breeze 4:5.5.5.2-0ubuntu1 amd64        Breeze SDDM theme
> dick at dick-desktop:~$ 
>
> Dick