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

learn more… | top users | synonyms

1
vote
0answers
386 views

How can a run a login/logout script as root? [duplicate]

Possible Duplicate: Where do I place a logout script for Lightdm? How can I make login/logout scripts? Something like /etc/gdm/PostSession/Default and /etc/gdm/PreSession/Default.
6
votes
1answer
3k views

Custom LightDM sessions to launch an application

I'm trying to set up Ubuntu to act as a kiosk running a custom application, and am trying to get a LightDM session built to automatically start it. Ideally, I'd like to have two sessions available ...
3
votes
1answer
452 views

If I fill my harddrive, why can't I log in?

I was stupid, I kept ignoring the warnings that my harddrive space was running low and left a download running in the background. When I logged out, I wasn't taken back to the login screen (LightDM), ...
6
votes
5answers
5k views

xhost setting at boot

I am able to set xhost at boot in Fedora by editing /etc/gdm/Init/Default and for example add: /usr/bin/xhost +local: How can similar be done in Ubuntu? I want that the /usr/bin/xhost +local: ...
3
votes
3answers
2k views

How can I make a Multiseat with Xephyr?

I'm trying to use multiseat with Ubuntu, but I can't make this work. I've read a lot of "how to", and the most of them are about doing a multiseat with some distro with GDM2, or KDM. But, I'm using ...
4
votes
1answer
2k views

How-To limit user-names in LightDM login-screen when AccountsService is used

I have several "user" names in passwd that don't represent real people, and that should not appear on the LightDM login-screen. The lightdm-gtk-greeter configuration file clearly says that if ...
2
votes
1answer
2k views

Change LightDM session name entries for Desktop Environments?

When using LightDM, sessions, (not usernames) are named in a way I would like to change, for example, Ubuntu is Unity 3D, and I would like to name it that way, the following to: Ubuntu 2d to Unity ...
3
votes
1answer
828 views

No login screen after logout

this is my first question about Ubuntu :) Since this morning when I log out (top right icon, log out) I don't get the usual GUI login screen but I get this instead: If I log in with the Ubuntu 2D ...
1
vote
0answers
66 views

How to take a screenshot of login screen? [duplicate]

Possible Duplicate: How can I take a screenshot of the login screen? I want to make a screenshot of my Login Screen on Ubuntu 11.10. So far, no method I read here has worked out for me. So I'm ...
0
votes
0answers
55 views

How does one disable the display of certain users by LightDM? [duplicate]

Possible Duplicate: How do I hide a particular user from the 11.10 login screen? In Ubuntu 11.10, the /etc/lightdm/users.conf file states: NOTE: If you have AccountsService installed on ...
29
votes
13answers
73k views

How to disable automatic login in LightDM?

I was playing around with "User accounts" and somehow set automatic login. Now, when I start my PC, it just has one button named as "login". Clicking that button, directly logs me in to my PC. There ...
0
votes
1answer
687 views

Is LightDM is broken? Autologin works

I recently upgraded my Mythbuntu box to 11.10. LightDM worked for a while and then I configured autologin on my user account. After some time, I've removed some packages to lean down the system. Now ...
2
votes
1answer
1k views

Why am I unable to restart or shutdown my computer from the LightDM login screen? [closed]

I'm not sure whether this is a bug (in which case I'll submit a report) or I'm doing something silly! My problem is that I cannot restart or shutdown my computer from the LightDM login screen, this ...
1
vote
1answer
3k views

Can't get NVIDIA drivers to work on Dell Latitude E6520, Unity on Oneiric [duplicate]

Possible Duplicate: How well do laptops with Nvidia Optimus work? My external monitor works fine when connected to my laptop's dock using a VGA cable. However, with a DVI cable, I can't seem ...
3
votes
1answer
524 views

Login screen is rotated [closed]

When I turn on the computer, the login screen is rotated. But when I log in to my account, the screen is normal. I have an ATI graphics card on an AMD laptop. The settings is normal for two user ...
0
votes
0answers
497 views

How do I automatically enable Num Lock at the login screen? [duplicate]

Possible Duplicate: Force numlock to be on on boot at login screen I want to automatically enable num lock (i.e. light is on), and use LightDM as my desktop manager. How can I do that?
22
votes
2answers
4k views

Is there a way to shut off showing the user's wallpaper at the login screen?

I don't want to expose my wallpaper to other people who share my computer, is there a way I can disable this feature or work around it?
3
votes
1answer
246 views

No Unity session after update

After I updated Ubuntu 11.10, LightDM won't show the Unity entry anymore. What can I do, to get the Unity (3D) entry back? NV drivers are fully working. I installed Gnome 3 weeks before.
2
votes
2answers
2k views

Ubuntu Wont Login

I have Ubuntu 11.10 installed... for some unknown reason it wont log me in. entering the password returns me to the login screen immediately i googled for solution and applied the following and yet ...
10
votes
3answers
20k views

No password asked at login screen just start session button with LightDM

When I first installed Ubuntu I choose NOT to ask me for a password at login. That was ok for that moment cause it didn't ask me any password at login. But now I want to be asked for a login password. ...
0
votes
2answers
2k views

How To Change Login Screen Background On 11.10 [duplicate]

Possible Duplicate: How do I change the wallpaper in LightDM? How do i change the background of the login screen on 11.10 i have tried Simple-lightDM-Manager and now all i get is a black ...
1
vote
2answers
2k views

lightdm and gdm broken after upgrade to 11.10

I upgraded to oneiric. When my machine boots, I get a black console with text messages listing the services that are starting up, and then my machine sits there in that state and lightdm never comes ...
4
votes
2answers
9k views

How does “Accounts Service” work with lightdm?

I have added two users using the command useradd but they do no show up in the lightdm/unity-greeter login screen. So there is no way to graphically login for them. It seems Accounts Service (...
2
votes
0answers
451 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 ...
2
votes
0answers
1k views

Ubuntu 11.10 Crashing (maybe “gnome-session: Fatal IO error 11 (Resource temporarily unavailable) on X server”) [closed]

MY Ubuntu 11.10 crashed the 2nd time in few hours recently, I looked at the syslog and pasted it below. I think the cause might be the either of the following lines? gnome-session: Fatal IO error 11 ...
5
votes
3answers
3k views

Where is the login screen wallpaper located?

I want to know this because I like the picture used and I'd like to use it elsewhere. Where is the LightDM login screen wallpaper located in Ubuntu 11.10?
3
votes
1answer
92 views

Which application is responsible for accepting passwords when entered in diffrent keyboard layout?

I just noticed that when I'm prompted to enter my password to unlock the system, no matter what layout I choose (Persian or English) as long as I press same buttons that resembles my password in US ...
4
votes
1answer
903 views

How can I configure the login screen to be displayed in portrait orientation?

I just started using linux, and I have one question. I have a monitor that I rotated 90◦ clockwise, so it, being rectangle shaped, is taller than it is wider. Using the system settings in Ubuntu, I ...
3
votes
1answer
1k views

Set desktop default to Unity 2D remotely?

Is there a way that I can set the default desktop to Unity 2D without logging out? I need to achieve this remotely as I don't have direct access to the computer.
3
votes
3answers
543 views

Is it possible to log in as another user within an already-running session?

Is it possible to log in as another user within an already-running session in Ubuntu 11.10 (as it was with Xephyr or Xnest under GDM)?
46
votes
5answers
39k views

How do I hide a particular user from the login screen?

How do I hide a particular user from the login screen on a default install of 11.10 and higher? (ie. using Unity Greeter)?
3
votes
3answers
4k views

How do I set the login manager to enable `change languages` at login?

How can I recompile the source to force the option to allow changing languages and keyboard layouts at login?
0
votes
1answer
1k views

How to load graphical login screen? [duplicate]

Possible Duplicate: How to load graphical display manager when booting? I have just upgrade to 11.10 from 10.04. I cannot see login screen on tty7. I can still login into tty 1-6. I have tried ...
1
vote
2answers
13k views

XDMCP setup for lightdm, ports not listening

I'm using Ubuntu 11.10, lightdm. It appears my XDMCP service is setup correctly, but it won't connect. I have the following in /etc/lightdm/lightdm.conf: [XDMCPServer] enabled=true To restart ...
2
votes
1answer
2k views

lightDm will not start

Having recently installed ubuntu 11.10 on a new computer after approximately a week of use I experienced a freeze on start-up. I think some updates where installed on previous session but I can't ...
0
votes
2answers
608 views

System lockup in 11.10 afer installing nvidia-current, horrible/sluggish performance when using nvidia 173 drivers

I've been trying to get this resolved for the last two days now; I've done a complete/clean reinstall of 11.10; I've tried reinstalling and uninstalling the nvidia drivers multiple ways (ie, using ...
1
vote
1answer
577 views

How to make the login screen be in portrait mode?

Since I upgraded from 11.04 to 11.10, my login screen reverted back to landscape mode, and only goes to portrait mode (what I want) once I login. How to make the login screen be in portrait mode?
5
votes
1answer
6k views

SSH X11-Forwarding gnome-session/lightdm-session

Client: Ubuntu 11.10 64-Bit Server: VirtualBox Ubuntu 11.10 64-Bit I would like to start a gnome-session/lightdm-session, but it doesn't work. Even though I'm able to start single programs like ...
13
votes
3answers
4k views

Stop laptop from suspending when closing lid in lightdm

How do I stop my laptop from suspending when closing the lid under lightdm - the power management settings in xfce or gnome 3 does not seem to apply when the window manager is not running.
4
votes
2answers
12k views

How to load graphical display manager when booting?

The thing is my Ubuntu 11.10 does not boot properly, each time I try to boot, the Ubuntu logo appears for a brief time, a very small loading happens, then a black screen appears with things like the ...
4
votes
1answer
1k views

How to use LightDM in 10.04?

I really like Oneiric's log in screen, and I would like to get it for Lucid. Can someone help show me how? Thank you,
2
votes
3answers
17k views

Monitor not detected - low resolution only

I just installed Ubuntu 11.1 on my desktop pc. It was a clean install, no upgrading. I have a Samsung Syncmaster BX2450 connected to the PC. My problem is that I cannot make Ubuntu recognize my ...
0
votes
0answers
298 views

How to set a default login screen that has changed? [duplicate]

Possible Duplicate: How can I make LightDM the default display manager? I have Ubuntu 11.10. I had LightDM as the default login manager, but now I have as the default the one from gnome-shell. ...
3
votes
1answer
11k views

Which is lighter/quicker: LXDM or LightDM?

I am using lubuntu and I am just wondering whether it would be worth switching from the default LXDM to LightDM. Are there any speed advantages of LightDM over LXDM? (An answer with more than one ...
21
votes
3answers
20k views

How to remove session entries from LightDM?

I recently added Cairo Dock to my GNOME Shell in 11.10. Cairo Dock is GREAT, but I'm left with one little problem that I'd like to fix: after installing Cairo Dock, LightDM includes two extraneous ...
0
votes
1answer
3k views

LightDM resolution when using two monitors

My two monitors run on different resolutions (laptop 1440x900, HDMI 1920x1080). I set them up as an extended desktop and they work just fine However, while logging in, the greeter appears to be set ...
3
votes
1answer
5k views

How can I start an Xvnc server at boot?

I used to have a Xvnc server that was running at boot on my Ubuntu 9.04 OS and I would like to do the same with 11.10. The procedure I followed at the time was this one. There was some configuration ...
11
votes
0answers
5k views

How do I stop or start the desktop from loading on bootup? [duplicate]

I occasionally want to use my Ubuntu machine as a desktop but mostly as a headless file server. Before I upgraded to Oneiric, I used rcconf services to disable or enable the desktop. In Oneiric I ...
9
votes
1answer
1k views

How to get suspend when idle if no user logged in (lightdm)

I can't figure out how to get Ubuntu 11.10 to suspend when idle from a lightdm login screen. I've found methods to do this from gdm, but even those reference configuration files that aren't present in ...
2
votes
0answers
269 views

Auto Login not working unless keyboard is plugged in [closed]

I want to use Ubuntu with Unity (11.10) in a kiosk computer (touchscreen all-in-one pc). I want to use touchscreen for all user input (like ATM). During Installation I have created only one account ...