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

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Can't resume after hibernation

I tried to hibernate using pm-hibernate but when I start Ubuntu again I can't get to login screen.but when i tried to login lightdm keeps restarting and keeping me from login . please help me? I'm ...
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0answers
50 views

Getting a blank screen with the mouse pointer when I re-login

I'm using an HP G62 laptop with Intel HD Graphics card and an Intel i3 Quad-core processor. When I first boot my laptop, I can login just fine and work with the system. The problem begins when I ...
8
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1answer
5k views

How to add 'awesome' selection in LightDM?

I installed awesome using apt-get, and after installation finished, I logged out to lightdm. But there is no selection for awesome, only Unity and subtle (since I recently installed subtle). What ...
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0answers
161 views

lightdm login screen disable mirroring

By default, on a dual monitor setup lightdm seems to mirror the monitors on login. Is it possible to configure the lightdm so that it enables both monitors but only shows the login screen on one of ...
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1answer
517 views

Lubuntu: .desktop shortcut works on the desktop, but doesn't from the menu

I've created a simple shortcut.desktop in my Lubuntu 13.04 /usr/share/applications: [Desktop Entry] Type=Application Name=shockwave Icon=/home/zane/Pictures/Evil Decepticons.png ...
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4answers
4k views

How do I change the login manager's keyboard layout?

I have a netbook with an AZERTY layout. I've changed it to "bépo" to try it, but now I've reset it to a french layout. While all the apps have taken the change into account, Ubuntu's login manager ...
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1answer
2k views

Can't use lightdm-webkit-greeter

I'm trying to use lightdm-webkit-greeter instead of the default unity-greeter on Ubuntu 13.04. First I installed the greeter: sudo apt-get install lightdm-webkit-greeter Then I ran this command to ...
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1answer
310 views

Lightdm doesn't load on boot

I'm using Ubuntu 13.04 and since yesterday lightdm doesn't load on boot. Ubuntu loads normally but there is no UI just this cursor _ blinking. I tried in console(Ctrl + Alt + F4):sudo service ...
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1answer
411 views

How do I get the session option for KDE in the login screen? (installed kde-full)

I've installed the package kde-full in Ubuntu 12.10. As I know I should be able to switch to KDE on the login screen, after it is installed. However, I only see two options: Ubuntu 3D Ubuntu 2D ...
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1answer
1k views

Ubuntu 12.04 Unity: Black screen with cursor only, when external display is connected before booting laptop

Whenever I connect an external display to the DSub port of my laptop before booting into Ubuntu, something goes wrong in Unity to cause the exact same problem as described here: After logging in, ...
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2answers
1k views

12.04 - Screen glitches / freezes after “Lock Screen”

Ubuntu 12.04, 3.5.0-36-generic kernel through LTS Hardware Enablement stack. HD4600 GPU on top of an Intel Core i7-4770. When I use the "Lock Screen" feature of the desktop, sometimes I will go back ...
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190 views

Close Lightdm in Ubuntu 12.04

Should I install the official NVIDIA drivers for my NVIDIA 8200? When I start the installation, it asks me to close the xserver. Only way to close it is to run the command : sudo service lightdm ...
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2answers
2k views

How can I revert ubuntu settings after gnome-shell install

I have Ubuntu 13.04 32 bit. Recently, I installed Gnome 3 because I wanted to try something new. It looked and felt awful, so I removed it via ppa-purge. Unfortunately, some of my setting were ...
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5answers
63k views

How do I kill the x-server?

Every time I try to kill the x-server, sudo service lightdm stop so that I can install the latest Nvidia drivers, I get an error message. stop: Unknown instance: What am I doing wrong?
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0answers
128 views

Problem at boot while starting lightdm

Since some days I'm having the following issue. When system try to start X to run lightdm it fails, the displayed window says that the system seems unable to recognize all the devices, after that it ...
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1answer
365 views

no login screen after 12.10 ubuntu update

i am running dual boot os machine including windows7 and ubuntu. few days back, i did update to 12.10 version, and at that time i was using gnome fallback desktop environment. while doing update, i ...
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2answers
105 views

How much is Ubuntu 13.04 related to/depends on Gnome?

I noticed that Ubuntu Unity (13.04) uses a lot of gnome related packages, even with no added stuff to its configuration. In a first install of Unity, I messed up with my configuration because I tried ...
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5answers
6k views

Ubuntu 13.04 - can't login to Unity, keep going back to login screen with all users

today I've updated openssl and libssl (automatic update). After reboot I can't login with any user (even with Guest or new one) into X. I've tried with installing gdm, gnome-session-fallback - no ...
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1answer
130 views

Launch Chrome with a very minimal Window manager

So i'm setting up a box running Lubuntu and i want it to run a news website with Chrome browser on startup and with a very minimal window manager (no desktop icons,no panel...). Is there any way to ...
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1answer
527 views

Wrong resolution for Lightdm/GDM on Ubuntu 13.04 using HDMI

I've tried all the solution I could find on the matter so far, but the error persists. My problem is that the login screen (both under gdm and lightdm) runs with the wrong resolution, even though all ...
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2answers
5k views

login loop ubuntu 12.04

Today I restarted Ubuntu 12.04, after installing some packages and having updated firefox. When I came in the login screen, I typed my password. After about one second processing, the screen blacked ...
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1answer
170 views

No unity shell , no unity panel and no dual monitors

I did something terrible this morning you can see here. Now that problem was fixed , apt was working fine and so was the update manager . after installing all updates , I rebooted. And I could not ...
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1answer
1k views

Graphics problem on new lubuntu install

I've just install Lubuntu 13.04 32-bit on an old machine. When I boot, I essentially get no GUI. I have a cursor, and very poor 8-bit colour background, but no windows or buttons etc. I believe ...
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1answer
54 views

How do I change the caption of the “Login” button?

When setting up a user for login without a password (i.e., by adding the user to the nopasswdlogin group), a "Login" button appears in the LightDM screen. How do I change the caption on the login ...
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520 views

Cannot boot normally, without restarting lightdm (or gdm)

I had a problem precisely described here: http://www.webupd8.org/2013/01/ubuntu-lightdm-black-screen-when-using.html, black screen with blinking cursor instead of login screen. I've switched to gdm ...
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2answers
2k views

MDM doesn't automatically start

I just successfully installed mdm on 13.04 with this guide, replacing but not uninstalling lightdm: How can I replace LightDM with "MDM"?. However, when I first rebooted, I just got a blank ...
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1answer
3k views

How to install pantheon-greeter in 13.04 Raring?

Refer here: QUESTION Those are the exact step I did in my install - a raring x64 server install + all needed xorg packages to run a GUI + MATE 1.6. Basic lightdm + unity-greeter is flawless, as well ...
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1answer
128 views

GDM Starting Twice?

Lately, I keep getting booted into low graphics mode (using Intel, I don't have a xorg.conf) and when viewing startup errors it says "Fatal server error: Server is already active for display 0" This ...
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1answer
843 views

launcher, top panel disappeared and global menu & hud disabled

This morning, I removed all the unity-webapps-something and didn't pay attention that removing unity-webapps-service or unity-webappas-common required to remove other key packages: The following ...
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165 views

Some Thing Has Screwed Up My Desktop in 13.04 [closed]

Okay, Some thing or some app has screwed up my desktop... What Happens After Login is seen in the pic bellow - the login boxes stay as well as the dots OR a complete black screen comes up. And ...
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2answers
6k views

lightdm fail to start automatically after last update

I have 12.04 LTS, I don't think I installed anything extraordinary lately, (just uninstalled lxc-docker), but after last automatic update I am left with console. I can do service lightdm start and ...
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1answer
983 views

Failed to start greeter

After some pretty advanced configuration and kernel compilation, I've got EFI booting and Intel Graphics enabled on my MacBook Pro 8,3 and the ATI proprietary driver disabled in order to be able to ...
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1answer
205 views

no upper right icons with Ubuntu 12.10 and lightdm

I have a Ubuntu 12.10 server running in which I have installed lightdm. Now lightdm can boot and I can log in, but when I see the screen, I don't see ANY top right icon. So I cannot logout I cannot do ...
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1answer
88 views

Is it possible to call lightdm without logout?

So I'm making a video tutorial about ubuntu, but my VirtualBox wont load lightdm, and I would like to show it in the video. is there a way of calling it from My installation of Ubuntu without ...
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2answers
4k views

Login Screen/Background Change? (kubuntu)

I have Kubuntu 13.04 (last version) and lightdm I want to change my login screen background (not my wallpaper after I type my password. I'm talking for the image you see WHEN you type your password). ...
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1answer
1k views

Xmonad Xsession

My user level: noob-ish, so please bear with me I'm running 12.04 LTS. I have installed and, to some extent, configured xmonad 0.10 The "automagically" created xsession for it works fine as it is, ...
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1answer
485 views

Change Gsetting with script on Logout

System : Ubuntu Raring Ringtail (13.04) from fresh installation. Purpose : Main : Change gsetting (desktop wallpaper) with script on user logout. What's I've Done : (carefully read) I try to stop ...
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1answer
173 views

Background missing in loginscreen and in guest session.

Yesterday I followed this answer on "How do I add customized wallpapers so they appear in the dynamic unity greeter?" to make my wallpaper appear in the login screen. But instead of only changing the ...
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0answers
336 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 ...
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2answers
685 views

Login screen on my desktop error

When I log in my Ubuntu 13.04 account, my login screen still shows up as my desktop background, making my computer slow. Recently, I made some changes when I log in, such as removing both "Guest ...
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1answer
488 views

VirtualBox4.2 kills lightdm

I just installed VirtualBox4.2 on Ubuntu 13.04. When I open VirtualBox, all seems well, until I try to create an new VM, at which point, lightdm crashes, and I am forced (eventually) back to the login ...
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2answers
3k views

Upgrade to 13.04, user picture shows up on lightdm. Can I change it?

So, I recently upgraded my Xubuntu to 13.04, and afterwards I noticed that there is now a picture of me on the lightdm login screen. I have no idea where this picture came from, I don't remember it ...
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0answers
913 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 ...
0
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1answer
4k views

vnc using lightdm and x11vnc disconnects immediately after valid login

starting with a precise 64-bit server install, I configured the following; sudo apt-get install lightdm x11vnc sudo dpkg-reconfigure lightdm in /etc/init/x11vnc.conf, I placed; start on ...
2
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1answer
215 views

Startup applications can be run on the login screen stack without logging in?

I'm going to set up my computer to be turned on at night and it will automatically start downloading. For security reasons, I do not want to set up Ubuntu to automatically login! the problem is login ...
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1answer
415 views

Setting LightDM background from command-line without Unity

When I'm running Unity, I can set the background image with the following command: gsettings set org.gnome.desktop.background picture-uri "file://$file". This also changes the background of the ...
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0answers
544 views

Ubuntu 13.04 possible lightdm bug [closed]

I've updated to Ubuntu 13.04 but I'm having some issues. First I've updated it trough software updater, then this bug appeared so I did clean install, purging root and home partitions too. So the bug ...
5
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1answer
4k views

How do I enable the user dynamic wallpaper in the login screen of Ubuntu 13.04? [duplicate]

Ubuntu 12.04 Unity greeter had introduced the selected user dynamic wallpaper which allowed, when selecting a user from the available users list in the login screen, the wallpaper to change to reflect ...
0
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1answer
401 views

Cannot shutdown unless I use tty

On my computer, I noticed a quirk where I cannot shutdown unless I enter tty or logout then shutdown from the users screen. Clicking on the shutdown button either logs me out or causes lightdm to ...
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1answer
78 views

Certain Xubuntu graphics persist on Ubuntu

I recently installed the Xubuntu desktop environment on my Ubuntu machine. It's nice, but I switched back to Ubuntu as by default desktop environment. But when I change the volume or brightness, the ...