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

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2answers
380 views

How can I use custom wallpapers for the login screen?

I recently Installed 12.10 version and I loved it! But the there's something weird with Wallpapers. As long as I use a wallpaper from the /usr/share/backgrounds folder (I use the "appearance" dialog ...
0
votes
1answer
498 views

Lightdm-gtk-greeter's background wallpaper is distorted in Ubuntu 12.04 (How I can correct background wallpaper errors in “lightdm-gtk-greeter”?

Changed my settings into "lightdm-gtk-greeter" to be able to select different languages at login each time I wish. Everything is fine with my PC. It logins correctly after a while with an exception ...
0
votes
1answer
410 views

Lightdm doesn't work properly

I have gnome installed on my Ubuntu 12.10 and I am using gdm as default display manager. But the greeter for gdm is not working properly and whenever I try to switch back to Lightdm the GUI just ...
0
votes
1answer
4k views

ubuntu 12.04 login returns to login [duplicate]

This is not a resolution issue, I am on a netbook, that has been working fine for years, I have no nvidia graphics, guest user works just fine with the existing graphics and adding a new user has ...
1
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0answers
1k views

Ubuntu 12.04 login screen: go directly to user background, not via default

I know I'm being rather picky here, but is there a way to configure lightdm so that when the login screen shows after boot it directly shows the selected user's background, instead of first loading ...
1
vote
1answer
275 views

Mouse and keyboard freezes in lightdm [closed]

After last system update (week ago) I noticed that my mouse and keyboard freezes after boot-up, in the lightdm login screen for 1-2 minutes, so I can't move pointer or type my password. Although, my ...
2
votes
0answers
123 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: ...
0
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1answer
2k views

Help fixing graphics card driver?

So I managed to fairly severely mess up my graphics card driver. I was trying to install OpenCL using instructions from here: ...
2
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2answers
536 views

switcheroo to discrete turns off backlight on laptop screen

AMD cedar/ Intel ironlake hybrid graphics. Custom kernel 3.8.3. Free radeon xorg drivers. When I switch from integrated to discrete, I do a killall lightdm and X doesn't automatically respawn like it ...
1
vote
1answer
689 views

How can I remove the “GNOME desktop environment” entry from my login screen after uninstalling GNOME?

I installed The GNOME Desktop Environment, with extra components, but I didn't like it, so I uninstalled it. But now at the login screen, besides the password box there's still the button to choose ...
2
votes
4answers
570 views

I can not password protect logging into my account

When I start up Ubuntu, I see the login screen. I have my account and a guest account as the choices. When I choose my account by clicking on it, I automatically get logged in with out being required ...
0
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1answer
214 views

Custom Ubuntu gets stuck on LightDM

I recently used Ubuntu Builder to customize the Ubuntu Mini Remix 12.10. I added Openbox, and some other stuff. I also added a guest user so that the LiveCD wouldn't be running root. After this,, it ...
0
votes
1answer
2k views

How to use KDM instead of lightdm in Kubuntu [duplicate]

I need to configure KDM by system settings, because lightDM is not working any more (I don't know why, just stopped working), so, is there any way to do it?
3
votes
2answers
1k views

x-server won't start - black screen (after purging *nvidia* files on HD4000 system)

For about three months now I've been trying to fix a problem with my x-server. The problem occured after lightdm starts as usual. After entering the password to my account the loading-screen showed ...
1
vote
1answer
130 views

LightDM not Behaving as Expexted

I seem to be having some odd lightdm behavioral issues. So far this what I have in my /etc/lightdm/lightdm.conf file: user-session=gnome-classic greeter-session=unity-greeter ...
0
votes
1answer
250 views

desktop doesn't load properly when logging in

I have had ubuntu installed on my desktop computer for a few months now,and after an update a error message showed up on both lightdm. When I logged in saying 'could not apply the stored configuration ...
4
votes
1answer
276 views

low graphics mode error only during shutdown

I'm getting the message: "The system is running in low graphics mode. Your screen, graphics card and input device settings could not be detected correctly. You will need to configure these yourself." ...
1
vote
0answers
1k views

System crash after update - cannot load lightdm

I've been running 12.10 for ~(two weeks) now and have had my fair share of trouble with it. Of course, this has thought me a great deal of lessons of using ubuntu, the command line and Linux in ...
1
vote
1answer
4k views

Xorg: no screens found on startup in 12.04.2 LTS

I have an Intel IvyBridge video card. This morning, my 12.04.02 LTS treated me to an Xorg server crash. Trying an older kernel worked once, but lead to the same error during reboot. The problem ...
0
votes
2answers
409 views

lightdm-gtk-greeter-ubuntu “crashes” after installing KDE4.10

I have a weird problem, which I didn't found anything on the internet about. I installed KDE4.10 (from kubuntu-ppa/backports) a week ago, and it changed the loginscreen. After there was something ...
0
votes
1answer
1k views

xubuntu lightdm unity-greeter bad looking theme

I'm using xubuntu 12.10 and wanted to use the unity-greeter for the login screen (lightdm). The thing is that I installed the package unity-greeter (and gnome-settings-daemon), changed to ...
1
vote
1answer
127 views

Is there a way to autostart a user session without logging in?

I am administering a hybrid server/workstation using Ubuntu 12.04. There are several users that have access to the PC, and it is also working as a simplified fileserver using samba. This fileserver is ...
1
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0answers
265 views

How do I remove GNOME and restore UNITY in 12.10?

I'm new to Ubuntu and someone suggested I install GNOME, only I was unaware it was a GUI mod. The log-in menu now has drop down for GNOME selection and such, as well as Ubuntu, however the GNOME ...
1
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0answers
191 views

Is there a way to stop KDE 4.10 from suspending at the login screen on laptop close?

I'm running a fresh install of Kubuntu 12.10 with KDE 4.10 installed from the Backports PPA. This is my first time using KDE, so I'm still learning where to find everything. I've got KDE's Power ...
9
votes
1answer
8k views

Can I replace the default login screen for the Pantheon Greeter?

I'm using Ubuntu 12.04, and I'd like to know if I can replace the default login screen (Light-DM) for the one used on ELementary OS (Phantheon Greeter). If possible without installing the rest of the ...
0
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0answers
184 views

Attempting to log in as main user loops

So at first I had this problem that when I booted up my computer it gave me the low graphics error. Was only able to go to low graphics mode. I fixed it by just removing everything from fglrx. Now ...
1
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0answers
111 views

Cannot Login to My Machine Using the *Right* Password

Here are the facts: I ran some stress-tests last night. I forgot to reset the logs to minimal. When I got this morning, I saw that hard drive is full /dev/sda1. Cleaned up the large file (350GB). ...
4
votes
2answers
3k views

.xsession ignored, Ubuntu 12.10

I started using uxterm instead of Gnome's terminal today. I put settings for uxterm in ~/.Xdefaults. But because Ubuntu's configuration ignores my .xsession file, I can't have these settings loaded at ...
0
votes
1answer
312 views

LightDM not loading in 12.04 in VirtualBox

The boot process just stops here (below). I've tried stopping/starting lightdm but it doesn't even stop nor can I pkill it. I've already ensured that my bios has visualization enabled and have most ...
2
votes
1answer
580 views

Kubuntu : display avatar in lightDM

lightDM isn't displaying my avatar when I try to login (i changed it in kde control center) would it work if I used gnome control center for user management ?
2
votes
1answer
2k views

LightDM: “Failed during authentication”

After entering login info in lightdm, screen blacks out for a second and returns back to the login screen again. However, I'm able to login through TTY and gdm without any problem. As the log file at ...
1
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0answers
439 views

Ubuntu 12.10 lightdm is listing all the LDAP users logged in to the system

I have Ubuntu 12.10 installed with lightdm display manager on my machine in office. I have enabled LDAP authentication and it works fine. The problem is every user who logs in to the machine using ...
0
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0answers
99 views

Ubuntu v12.10 - How do I get the menu/launch bar back? lspci | grep VGA [duplicate]

My menu and launch bar are gone. It seems almost as if there is no reason for this. I started up my laptop and immediately notice the resolution is not as it should be. My laptop's resolution is ...
0
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0answers
36 views

LightDM background. Where from? [duplicate]

Possible Duplicate: How do I change the wallpaper in LightDM? I've changed my wallpaper, but on login screen old wallpaper is used. When I remove corresponding file - default background ...
3
votes
2answers
4k views

How to install lightdm-set-defaults?

ubuntu wiki LightDM states: LighDM configuration is governed by the lightdm.conf file, however it's not suppose to be directly edited, instead use: lightdm-set-defaults $ ...
6
votes
1answer
316 views

What is wrong with this method of using an alternate lock screen background?

I have recently been trying to separate all three wallpaper states that are all the same as default. They are: Unity Greeter Lock screen Desktop All of them have a wallpaper, and as default the ...
2
votes
2answers
2k views

why am i not getting my ubuntu 12.10 login screen back after uninstalling xubuntu 12.10?

I installed xubuntu, then uninstalled it completely, but I am not getting my original log-in screen back. It's a simple log-in screen with the computer's icon, user name, password and session details ...
4
votes
3answers
433 views

Logout scripts: not completed on shutdown, reboot

I'm trying to do some stuff at logout, and the task can take up to 5 minutes to complete. If the user chooses Power off or Reboot directly, the script is killed before completion. If the user just ...
1
vote
0answers
277 views

Device is busy error when trying to unmount tmpfs home area

I have been trying to get pam_mount to mount a tmpfs drive for domain users, so that it is volatile storage and is cleared on every logout. The problem I found was that although the area would mount ...
2
votes
1answer
203 views

unity greeter not showing selector

i have installed gnome3.7 from gnome3 ppa and i have removed evolution using sudo apt-get remove evolution* and accidentally it removed gnome, gnome-shell and bunch of other things and now when i ...
1
vote
0answers
42 views

sound widget daemon name in ubuntu 12

There is a popping window in lightdm that comes up when I click the volume adjustment buttons on my all-in-one asus PC. What daemon is responsible for it. Is there a way to use such widget without ...
0
votes
1answer
2k views

lightdm-gtk-greeter power and settings indicator show no icon

I installed Ubuntu mini 12.10 and then I did apt-get install lxde-core lightdm-gtk-greeter. I successfully changed the LightDM screen resolution editing the /etc/lightdm/lightdm.conf and adding ...
1
vote
1answer
600 views

Kicked back to login screen when logging in

So I thought I had finally solved my woes about Cinnamon glitching out (occasionally) when trying to run full-screen games. I set up an alias for 'sudo service lightdm restart; sudo startx'. It worked ...
0
votes
1answer
509 views

KDE overrides lightdm logon screen [duplicate]

Possible Duplicate: How do I install KDE and retain LightDM as a login manager? I upgraded my KDE desktop and suddenly it overrode many parts of unity user interface such as menus, icons, ...
1
vote
0answers
362 views

Screen resolution startup script in LightDM

I used to fix the resolution of my screens (Which occur quite often, we have 5 computers having this problem at office and one at home) by setting and adding mode with xrandr in the gdm start script. ...
1
vote
0answers
123 views

triple screen setup with 2 nvidia graficcards fails - Lightdm doesn't feel responsible for the third screen

I have 2 videocards a quadro FX 380 and a Geforce 580. I want to connect 2 1920x1200 and a 2560x2540 screen to it. I use precise and the xswat PPA with newest nvidia proprietary drivers. The built-in ...
5
votes
1answer
1k views

lightdm doesn't run the display-setup-script script

To fight with dual-monitor resolution problems, I followed the advice found in other questions here related to session- and display-setup-script. I have the following /etc/lightdm/lightdm.conf: ...
13
votes
5answers
25k views

After logging in, there's a black screen and my cursor, nothing else! in Ubuntu 12.10

I've been using Ubuntu(12.10) for a long time, and recently, my Ubuntu went through yet another update. The whole update prompt showed up, following by a password prompt, and finally the good ol' ...
2
votes
0answers
60 views

Clean install of 12.10 - reused 12.04 /home. Cannot start unity/login for legacy/imported user [duplicate]

I have separate disks for / and /home. I did have 12.04 installed but decided to do a clean install (format and install) of 12.10. I created my user at install. I should be able to login, right? ...
1
vote
0answers
403 views

Lubuntu 12.10 lightdm Issues - PowerPC

I have a PowerPC G4 with two drives (one running Mac OSX server) that I would like to install Ubuntu on, however I am attempting to boot from a livecd first, to check that everything works correctly. ...