LightDM (Lightweight Display Manager) is a Display Manager for the X.org X server.

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58 views

Lock screen asks for password on no-password account

The Ubuntu lock screen always asks for a password even when the account does not have password. In my opinion, it should be exactly like the login screen: a button "connect >" for accounts that don't ...
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122 views

Prevent light-locker from setting volume to 100%

I'm on 14.04 with XFCE. When I lock the screen it appears to mute the system volume (or perhaps just mute anything from the locked session?). When I log back in the volume is reset to 100%. This ...
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234 views

After Upgrade from 13.04 to 13.10 missing user in login screen

I have upgraded to 13.10 from 13.04 now after booting (even after updates and rebooting) my user id is not listed. It has a uid higher than the minimum in lightdm.conf. I have the user light display ...
3
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344 views

Xubuntu: How can I avoid the double-password entry (lightdm then xscreensaver) on user switching?

I'm running Xubuntu raring with lightdm and xscreensaver. Both users on the system have xscreensaver set to lock the screen after n minutes. However, when I click "switch user" (or do gdmflexiserver ...
3
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439 views

Lightdm not working at all since bumblebee install!

I'm relatively new to Ubuntu, so please excuse me if my question is stupid... So a few weeks ago, I bought a Gigabyte U2442N with Optimus Graphics (a 640M and a HD4000). I installed the stable ...
3
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410 views

How to get 12.04's login screen (lightdm) to display the shutdown menu like 10.04 when the computer's physical power button is pressed?

In Ubuntu 10.04 while at the login screen (gdm), when the computer's physical power button was pressed a screen popped up that offered options on shutting down the system (shutdown, restart, cancel, ...
2
votes
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22 views

How does LightDM treat PAM?

I use XFCE as my desktop, and I wanna know how LightDM works with PAM. when I use normal kernel arguments, LightDM starts and then XFCE is started by LightDM. When I add "text" to kernel parameter, ...
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54 views

How can I start a LightDM session via SSH?

I'm connected to an Ubuntu 14.04 machine via SSH and I want to start the lightdm session for testing purposes. I don't want to forward the X server to my local machine. I just want to start the ...
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91 views

Changes in /etc/lightdm.conf.d/*conf or /etc/lightdm.conf makes any difference

I am trying to make my lightdm use a correct setup of my displays both for login and session. I have most likely misunderstood something here, but by reading the wiki I did the following: I have ...
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41 views

When I turn my monitor on after it has been off, it does not display anything

I am running Xubuntu 14.10 on a desktop and use LightDM. As I said in the title after I turn off my monitor (with the computer already on) and then turn it back on again there is no input from my ...
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51 views

Can this error cause computer to reboot

There are 11 computers in my classroom. Yesterday they began to reboot randomly, all of them. I reinstalled Ubuntu and got this error everytime. Also, after reinstalling the rebooting continued. Can ...
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58 views

Lightdm greeters?Where can I find some?

Is there a place where I could find a list of lightdm greeters and where I could download them? I would very much like to see some custom made greeters so I can fully customise my Ubuntu :) I know ...
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122 views

Ubuntu Touch: kill Windows Manager and start xterm in GUI Mode

I installed xterm and I would want it to be the Only GUI application running. so I killed the lighdm using: sudo service lighdm stop. and try to run xterm using: sudo xterm through a SSH ...
2
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113 views

Xmonad keyboard not working (Macbook pro)

I've installed Ubuntu 14.04 on my Macbook Pro retina (11,1) and it all worked swimmingly. Then I tried installing Xmonad, selected it once from my lightdm manager and now it loads by default. (The ...
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2k views

Unable to reinstall unity-2d on Ubuntu 14.04 desktop LTS?

It is wiered that I'm not able to reinstall unity-2d on my system. I removed it as it was not ready to go into the 2D mode. I have XRDP install for which I need Unity-2D. after removing the unity-2d ...
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148 views

How do I rotate the login screen?

So I am trying out the 14.04 and I keep both of my monitors in portrait mode. But the login splash is in landscape. But I can't seem to figure out how to rotate my login splash or where the config is ...
2
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74 views

x11vnc and screen help

hello all i am asking once again for a little help. here is my question i am trying to run a x11vnc the thing is i want it to be launched with a service command but not at startup and as well i want ...
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108 views

Login to black screen with cursor

Sometimes, after login, it goes to a black screen without any hard disk activity while mouse cursor works. I login to the terminal by pressing Ctrl + Alt + F4 and restart the X server using this ...
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191 views

.xinitrc not sourced in 13.10

I am using gnome / lightdm / ubuntu 13.10. I have some customisations I want to do in ~/.xinitrc, but it seems this file is not being sourced at startup. I've tried also with .xsessionrc and ...
2
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0answers
1k views

Multiple users over VNC - lightdm

I'm a student and I have access to a pretty powerful machine in the University lab. I've been trying to allow my roommates to remotely login to my machine on an account that I've created so that they ...
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0answers
368 views

Logging out from Ubuntu takes too long

When I first had only Unity as a desktop manager, I didn't need to log out so I'm not sure if this issue has been around before. I'm say so because It's important to know that I currently have Xfce ...
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917 views

cannot click in some windows, ubuntu 13.04 64bit

EDIT: I tryed both, lightdm and gdm. ''sudo restart lightdm'' helps temporarly. I cannot click in firefox until I start something else e.g. shell. But than the mouse cannot click anything outside ...
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222 views

Getting a blue wallpaper screen with no desktop bars

I just got a linus VPS after like 6-7 months. I installed a clean copy of 11.10, and then used this tutorial to install ubuntu-desktop and get a VNC connection going: ...
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205 views

lightdm - enable 3 and then 4 monitors

I've just completed a Ubuntu 12.10 server build on a HP XW8400 desktop with 2 x GeForce dual head DVI gphx cards. On the build bench I had 1 monitor connected & worked perfectly. 1920x1200 ...
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286 views

How do I speed up initial login?

The initial login on my Ubuntu 12.04 machine can take anywhere from 45 seconds to two minutes. If I log out, then log back in again, the login time takes between 4 and 7 seconds. How can I find out ...
2
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644 views

Is there a way to use LightDM and Unity but get a lock screen like GDM in 12.10?

I like the GDM locked screen theme a lot! But even if i set GDM as the Display Manager but log in to Unity session,the lock screen remains that oh LightDM... I want to use LightDM as my login Display ...
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330 views

lxdm won't login to Ubuntu 2d or Gnome classic

I installed Ubuntu 11.10 on an old Dell Centrino/512mb machine that was running too slow with Windows to be useful. I am completely new to Linux and muddling my way through as well as I can. The ...
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540 views

Problems with both LightDM and GDM using DisplayLink USB monitor

When I use LightDM, it will auto-login to desktop just fine. The only problem is Compiz doesn't work, and menus don't work. I can't right-click the desktop, and I can't select program menus in the top ...
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71 views

LightDM and introductory screen

How can I set original introductory screen and LightDM, they changed after installing the system administrator KDE.
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0answers
327 views

How do I configure LightDM so user could choose session type only

I need to configure LightDM, so user could only choose session type which will then start automatically without password. And when he had choosen 'kiosk' session, it should start as quest. When he had ...
2
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0answers
426 views

Sluggish switching of desktop environments in Ubuntu 12.04

Whenever I switch from Unity to Gnome Shell or Classic Gnome, it sometimes takes what seems to be an awful long time to get to the new desktop. If I remember correctly, one time it took over 2 mins. ...
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1k views

Login screen restarts while entering password

I am having a problem that only occurred after installing the fglrx proprietary driver through the additional drivers app. The exact same issue is described in this question, however it's closed. ...
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375 views

What does “error reading login count from pmvarrun” mean?

I have the above mentioned error in my /var/log/auth.log file and just try to figure out if this is a harmelss statement. As far as I understand does pmvarrun tells the system how many active ...
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110 views

/etc/X11/Xsession & LightDM

I'm running Lubuntu 14.10. It seems that LighDM invokes /etc/X11/Xsession only if directed to so by the user. In fact there is no shadow of it in lightdm-session wrapper. startx command line ...
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29 views

my lubuntu gui can not login by my user and guest user

I can not login in the gui, it flash and back to login gui after I input password, this is in my /var/log/lightdm/x-0-greeter.log file: ** (lightdm-gtk-greeter:2893): WARNING **: Error retrieving ...
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52 views

Stuck at splash screen when changing to GDM

After considering it for a while, I finally decided to install GNOME onto my Ubuntu 14.04 system to give it a play and see if I it was worth switching to Ubuntu GNOME. Everything seems to be fine ...
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239 views

ubuntu 14.10 - lightdm can't start unity. Bad xorg config?

When I try to login with lightdm my monitors go dark and then switch off before taking me back to the lightdm login screen. I get a message telling me: Could not switch to the monitor configuration ...
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33 views

How can I login into a domain user account or login as other user in Kubuntu?

I do have a kubuntu box connected to our Windows AD DC, and now i want to login one domain user in my AD to my kubuntu box but I cannot find a way to log as other user in the login screen. I tried to ...
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130 views

Black and white screen after “successful” LightDM login screen rotation in Ubuntu Mate 14.04

I have rotated LightDM login screen as suggested by Stephen and got black and white greeter (see photo). Sometimes the problem disappears after login, but occasionally it remains on session. I am ...
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198 views

Install LDAP on ubuntu 14.04

I'm trying to configure OpenLDAP on Ubuntu Server 14.04 LTS and Clients (Ubuntu 14.04 and/or Linux Mint 17). It works with su command, ssh or in terminal but it doesn't work on login screen. Just ...
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132 views

Ubuntu 14.04 Pantheon session not shown in LightDM

I installed elementary-desktop on my Ubuntu 14.04 x64 virtual machine following these steps, but I don't get the Pantheon session in LightDM. I only have KDE Plasma Workspace and Ubuntu(Default). Is ...
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48 views

How to change onboard settings in lightdm?

How do I change the onboard settings for lightdm? I have a tablet with ubuntu on it. It was pretty easy to set up the onboard keyboard to show up in lightdm.... except I really don't like the way it ...
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0answers
118 views

Ubuntu 14.04 login loop - Guest sessions does not work either

I have been using Ubuntu 14.04 soon after it is released. Today I messed something up with the Chinese input ibus, and I don't know if this is the reason at all, but when I reboot using sudo shutdown ...
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0answers
45 views

Desktop Environments Incorrect After SLiM Install

I am working on making an automated install based off of Lubuntu using Debian Installer so that the install is as automated as possible (a few inputs at the very beginning). So far I am mostly pleased ...
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0answers
34 views

Cannot login after lock

When trying to login again after locking my computer, I sometimes can no longer login using the graphical interface. My username does show up, but I the bar where you'd usually fill in your password ...
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0answers
73 views

How can I add a custom python indicator to the unity-greeter login screen?

I've installed a custom indicator called PRIME Indicator and it shows up in the top panel (next to date time etc) after I login. I would like to show the indicator before login on the unity-greeter ...
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0answers
25 views

Boot-repair issue with Ubuntu 14.04

My VPS works absolutely fine but has had a few issues with booting since I upgraded it to Ubuntu 14.04 from 12.04. It will not boot after being switched off. So I Googled the problem and it looked ...
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0answers
24 views

unsquashing a liveUSB, I found that the filesystem is not identical to the one loaded from liveUSB

so I have ubuntu studio 64 in a live USB and I wanted to change the way it boots. Namely, the liveUSB boots directly to a live user session bypassing lightDM. I want to change that and as I figured ...
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0answers
295 views

GUI login problems in Ubuntu 14.04LTS

my problem is very similar to that presented here: Ubuntu gets stuck in a Login Loop I am using Ubuntu 14.04 LTS. I can enter my account in GUI just for 1-2 seconds after that I am returned back to ...
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44 views

Chrubuntu 12.04 Desktop Won't Load

I'm on a Lenovo X131e Chromebook. Upon start up I am able to move the mouse pointer around a black screen with a blinking text cursor in the top corner. If I switch to a terminal and then try to ...