Tagged Questions

LightDM is a lightweight X11 display manager. It can use different greeters in the style of different desktop environments.

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0
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0answers
8 views

Set a default user to be shown at startup with LightDM

Is it possible to set a default user to be shown at startup with LightDM?
2
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4answers
78 views

How can I disable lightdm auto-login from the command-line when isn't possible to get a GUI session?

Suppose auto-login to a session is active in Ubuntu. So there will not be an opportunity to select a session (e.g gnome, unity, kde, etc). But if the environment is corrupted there is no way to escape ...
0
votes
1answer
11 views

On a machine with multiple Desktop Environments set, how is the default DE configured?

I am provisioning systems with multiple Desktop Environments (Ubuntu 14.04, with Unity and Xfce). I want to change the default DE to Xfce from a non-interactive script (for autologin with lightdm). ...
1
vote
2answers
42 views

What configuration determines which Desktop Environment to run?

I have a system with multiple Desktop Environments installed (Ubuntu 14.04 with Unity and Xfce). I would like to configure (with a non-interactive script) a particular DE for a particular user. How ...
1
vote
0answers
50 views

KDE / LightDM - disable multiple users being logged in / 'switch user'

How can I disable the 'switch user' function in the kde start menu, so that only one user can be logged in at the same time?
0
votes
0answers
248 views

Why does LightDM / Unity-Greeter override my display settings?

I am using Ubuntu 14.04 with Gnome Shell. I have recently had to install the ATI propriety drivers to get my HDMI output to work. I have noticed that LightDM will always override my display settings ...
0
votes
0answers
95 views

Multiple X sessions with VNC

I have two separate X Sessions. One is unity Ubuntu Desktop The Second one is XBMC. I use the built-in remote desktop sharing vino of ubuntu for VNC. When the Ubuntu Desktop is up on the server ...
3
votes
0answers
2k views

Autologin question with LightDM & Ubuntu 14.04

I have set up a batch of workstations at a library using DRBL. These workstations are running Ubuntu 14.04. I want these workstations to autologin to a specific user (a different one for each ...
0
votes
0answers
74 views

lightdm starting without rights when not started at boot

I'm having problems with starting lightdm manually. When I start it with sudo service lightdm start it starts, but my screen immediately switches back to the TTY where I issued the command. When I ...
2
votes
1answer
91 views

Who started xterm in my debian xterm+lightdm kiosk system?

I have stripped my full desktop debian 7 x64 to the bare, leaving just xorg and lightdm for a kiosk application. I have changed the lighdm configuration to auto-login a user. When I boot, this works ...
0
votes
0answers
69 views

X randomly restarts

I am experiencing random logouts from KDE. While I am working, without doing something specific, LightDM's login screen appears and I have to login again. LightDM log shows: [+265750.73s] DEBUG: ...
1
vote
1answer
1k views

lightdm fails to start properly on boot (works from terminal)

I have elementaryOS and after updated my Kernel to 3.11 I get black screen after boot. If I type Ctrl + Alt + F1 to go to command prompt and then do sudo service lightdm restart, lightdm starts ...
4
votes
1answer
3k views

What is LightDM and GDM

What is LightDM and GDM? In Linux operating system I heard both but I don't know about them and what is called? Where they are used? Are they related to display?
1
vote
1answer
784 views

Change the keyboard layout in LightDM

I installed LightDM on an Arch Linux system (using pacman) and it runs fine, except, that if I try to type a special character (like "@", "$", ...) in the user or password field it doesn't do ...
10
votes
6answers
677 views

How can I cleanly add to $PATH?

I'd like a way to add things to $PATH, system-wide or for an individual user, without potentially adding the same path multiple times. One reason to want to do this is so that additions can be made ...
1
vote
1answer
470 views

Set lightdm user picture

How can I set user pictures on Debian with lightdm? Xfce does not seem to have a GUI facility for user management at all. I have tried installing gnome-system tools that contains user management ...
1
vote
0answers
617 views

Lightdm does not start after using webkit greeter

I am using lightdm. And I compiled the lightdm-webkit-greeter from source. Here are my /etc/lightdmlightdm.conf settings: [LightDM] [SeatDefaults] xserver-allow-tcp=false ...
5
votes
1answer
71 views

Lightdm service - contradictory results for `status` command

When I run in my gnome-terminal: service lightdm status everything looks OK and it is as expected: lightdm start/running, process 1221 But when I run: service --status-all 2>&1 | grep ...
1
vote
1answer
199 views

KDE and LightDM on ArchLiux

Is it possible to use LightDM with KDE on Archlinux? Wiki says Basically there are two ways of starting KDE. Using KDM or xinitrc. I use also awesome WM and XFCE, so I'd like to use LightDM ...
1
vote
1answer
445 views

Different behaviour of systemctl suspend when executed via i3 wm key binding

I am using the i3 tiling windows manager in combination with light-locker to lock the screen. Light-locker displays a lock message on the locked TTY and shows the password screen on a second TTY. ...
1
vote
2answers
11k views

Enable root login from GUI

I just installed Mint 16 and I see that root user is not available at login screen. I log in from normal user and went to "Login Window" option and there I set "Allow root login". Then I restarted the ...
4
votes
1answer
1k views

Configure Lightdm (GTK) for last saved or a default user and focus on password?

I've looked at the man pages and the configuration files but found nothing (but maybe I'm missing something). I see only many options for autologin. From a few googles I've read that the KDE version ...
2
votes
0answers
412 views

Autostart all LightDM seats and show one as default

I configured a media-center server running Debian with LightDM, Leapcast and Plex. What I want to accomplish is the following. There should be three LightDM seats, one default seat on which I can ...
1
vote
2answers
616 views

Change lightdm background

Seen similar question many times on AskUbuntu, but most answers was bout unity-helpers or gconf ...canonical... etc, so this actually doesn't seem to work. The problem is that I decided to move to ...
1
vote
2answers
185 views

Run service after logging in on an X session

I am using Ubuntu 12.04. I want to automatically start a service after login with LightDM. This service is not meant to start on boot, but after X is initialized.
3
votes
1answer
1k views

Need to auto-login after logout on ubuntu

I've set up a kiosk using Ubuntu 12.04, and I'd like to have it autologin after a user logs out or if the screen locks, in case someone manages to get back to lightdm or tries to login to the ...
1
vote
1answer
452 views

Display dialog from pam_exec environment at login?

I'm using pam_exec to do some root tasks. They take some time, and I'd like to tell the user to wait a moment. I'm doing the tasks there, and not later, because I need: Root permissions To rsync ...
1
vote
3answers
331 views

Screwed up the lightdm.conf file, now what?

I screwed up the lightdm.conf file as superuser. What I was trying to do: I tried to insert a command (xbacklight -set 50) that sets my monitor brightness at the lightdm config file. Now when I start ...
6
votes
1answer
8k views

~/.xinitrc not being run

I am not able to run my ~/.xinitrc (~/.xsession) scripts when logging into my computer. I'm using Xubuntu 12.10 with vanilla lightgm as the login manager. Both these files have the right permission ...
2
votes
0answers
3k views

lightdm doesn't work after installing lightdm-unity-greeter on arch

I was using lightdm with the lightdm-gtk-greeter just fine, however I tried to install the unity greeter and now it shows me a black screen with a blinking cursor (I have to ctr+alt+1 and login ...
3
votes
2answers
9k views

Lightdm user session settings on Ubuntu

Lightdm is displayed properly but after entering a password and clicking login, I see the screen blink and lightdm window re-appears and asks to log in as if nothing happened. Configs user@laptop:~$ ...
5
votes
1answer
306 views

How do I get sound to work outside lightdm

If for whatever reason I sudo stop lightdm running on mint and just use a simple xinit session with mutter, is there some way I can get sound to work? Whenever I do that, it seems there's no sound.
2
votes
1answer
571 views

What are the commands to logout and shutdown with a session manager?

I decided to write my own DE using these instructions here it worked and I can login however I didn't use a panel so I don't have a logout button or a session manager. I've decided to write my own ...
6
votes
1answer
601 views

Does restarting of Display Manager (e.g lightdm) restart X server as well?

If I restart the Display Manager, e.g lightdm, will X be restarted as well ?
1
vote
1answer
798 views

LightDM shows a black screen in my Arch Guest VM

I'm trying to get LightDM to work but for some reason it just shows up a black screen when I get to the user selection screen, GDM works fine though. I followed the ArchWiki doc and it's strange ...
4
votes
3answers
10k views

Lightdm won't start automatically on boot

Every time I boot my PC Ubuntu keeps dropping me to TTY 1 where I have to log in and then do sudo lightdm start just to log in again, which is very annoying I have already tried removing and ...
3
votes
1answer
4k views

ubuntu like lightdm in arch linux

I have just installed archlinux on a virtual machine and I managed to install lightdm by following the instructions given in https://wiki.archlinux.org/index.php/LightDM ...
2
votes
3answers
5k views

Locking the screen via CLI?

Is there any way that I can lock the screen CLI-style? I'm trying to target as many desktop managers as possible (mostly LightDM, but GDM, KDM, SLiM, XScreensaver, etc. would be great too), but I can ...