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

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Why has lightdm-remote-session been removed from Ubuntu 15.04?

Straightforward question, really. I must admit I haven't used it much, but just recently had started doing. Now it's not in the repositories. What's the thinking behind that?
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2answers
23 views

How to start Pantheon from the command line

Long story as to why I've chosen to go this route, but I've installed Ubuntu Trusty without a desktop, and then installed pantheon, pantheon-shell, pantheon-greeter and elementary-desktop packages. ...
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28 views

How can i set different wallpapers for Ubuntu 15.04 login and Desktop

This has been bothering me very much. i have memory that Ubuntu 12.04 had this configuration? am i wrong? finally, is it possible for the login screen to have different wallpaper from the desktop? is ...
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0answers
16 views

Shutdown just logging out

I have an older hp pavilion all in one pc and after upgrading to 15.04 whenever I tell the computer to shutdown while in unity (haven't tried other DEs) it goes to the login screen as if I'd only ...
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0answers
5 views

Ubuntu 12.04 freezes and does not always let me switch to text-based to restart lightdm

I switched to an old laptop after my two main ones stopped working and this one frequently freezes. At times it will allow me to switch to text-based (CTRL+ALT+F1) and restart lightdm (which is ...
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8 views

Xorg and issues

Today I've tried to install the SixAxis controller using the official wiki page. It succeeded until I removed the harddrive and this happened ...
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2answers
160 views

“Starting version 219” after kernel upgrade to 3.19.0-18

Today after kernel upgrade from 3.19.0-16 to 3.19.0-18 lightdm fails to start. GPU driver is fglrx installed from "Additional drivers" tab of "Software & updates". Try to enable service by ...
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0answers
19 views

How can I remove a specific user from the Ubuntu login screen? [duplicate]

I am using Ubuntu 14.04LTS. When I login, there is an extra user called 'Oracle' present. How can I hide this?
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1answer
36 views

Can't get rid of Lubuntu's Login Greeter

If I lock my computer or logout, when I log back in, I want to see unity-greeter. But I can't seem to get rid of Lubuntu's greeter upon logging in. I once installed Lubuntu but have since uninstalled ...
2
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1answer
34 views

How to edit (CSS) LightDM GTK+ Greeter

Is there a manual or does anyone know how to edit the (CSS) files for the LightDM GTK+ Greeter? I'm already using LightDM Greeter Settings, but I want more customization. Somehow the webkit greeter ...
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12 views

Graphics changed after relogin on Ubuntu 15.04

So, a little background. While trying to fix the issue with chrome and other video player freezing when waking up from suspend, I think I accidentally changed some settings. And from my history I'm ...
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1answer
93 views

How to start lightdm services at startup

My system is running Ubuntu 15.04 and I've changed default boot to "text" instead of "quiet splash" by going through answer by @Bruno Pereira How do I disable X at boot time so that the system boots ...
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1answer
29 views

FS mounted as RO on boot after upgrade to 15.04

Just upgraded from 14.10 to 15.04. Couldn't get the system to boot ok. I could boot using (upstart) option - not using default systemd. When in default mode the lightdm terminal was stuck before login ...
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1answer
31 views

lightdm black screen after installing plasma5 in Ubuntu

I have both ubuntu-desktop and kubuntu-destop installed on my laptop. While sddm works perfectly fine during login, if I choose lightdm as the default login screen, after a reboot, I get a black ...
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1answer
36 views

Problem to stop lightdm

I'm trying to stop LightDM, but I receive the following error message (translated from German): root@robert-desktop:/home/robert/Downloads# stop lightdm stop: Connection to Upstart not possible: ...
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1answer
23 views

Black screen after uninstalling lightdm

i use 14.04 and have uninstalled Lighdm, because it runned jackd uppon starting the computer. Now when i start it goes into a black terminal, and i have no access anymore to the normal GUI display. ...
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7 views

LightDM 14.10: Desktop showing but status bar and quick launch bar not showing [duplicate]

When I boot into my main account the status bar and the quick launch bar are not showing (the desktop with the icons work correctly though). When I boot with the guest account everything works as ...
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0answers
22 views

Unity keep changing windows manager/template i don't relly now [screenshots]

After ugrading from lts 14.04 to last release 15, Unity keeps constansly changing windows manager or gtk theme don't really know which, also, gnome 3 doesn't work, i also had mate and xfce installed, ...
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0answers
12 views

Boot in text mode break X

this is my first question and i hope not be breaking any rules. I was trying to boot at text mode and followed these articles How do I boot into true text mode? Disable automatic unity launching? ...
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0answers
29 views

Send text from remote ssh to login screen [closed]

I've a Ubuntu machine which runs 15.04 unity desktop environment. I've successfully set up remote ssh using openssh. I want to remotely start graphical applications (on the remote machine) which I do ...
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0answers
29 views

Crossfire Resets When Lightdm Restarts Ubuntu 15.04

So I had Crossfire running on 14.04, but I decided to update to 15.04 and now it's acting strange. I've gone through the typical steps of commenting out everything in /etc/init/gpu-manager.conf, and ...
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0answers
21 views

Unable to login from User account or Guest account (not a duplicate question)

I have Dell 3521 laptop without dedicated video card. It came with Ubuntu 12.04 installed. One fine day, it prompted me for an upgrade, which i went for. During upgrade, its battery finished and once ...
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26 views

Can't get Unity to reload after closing LightDM (Ubuntu 14.04.2 LTS)

Earlier this morning, my computer was running a little slow, and I decided to try to close Xorg using the System Manager(btw, I had done this a couple of times before without any ill effects). ...
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1answer
49 views

Completely unable to login

I've been trying to add more security to passwords, etc. I did the following things (in Ubuntu 14.04.2 LTS) in /etc/pam.d/common-auth, added (as first line) auth required pam_tally.so onerr=fail ...
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45 views

How to setup xorg to use multiseat in Ubuntu 14.04

I trying to setup multiseat on clearly installed ubuntu 14.04.02 with core i3 integrated video and nVidia GT260 video cards. I followed this miltiseat instruction on wiki.ubuntu and manual Multiseat ...
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1answer
241 views

LightDM and GDM login loop. Ubuntu 15.04 Gnome 3

At first the GDM worked just fine but all of a sudden I lost the ability to login. I can still get to my desktop using startx (sound doesn't seem to work when I do that but it might be a by-product of ...
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0answers
19 views

Unable to log in to any user account and with different Display Managers

All attempts to log in to my user account, guest, or an account I created to test get instantly thrown back to the login screen. I can log in through tty1 etc. I have tried deleting .Xauthority and ...
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0answers
9 views

After logging in through a display manager, xfce presents me with only a cursor and wallpaper (no icons, menus, etc.)

I had a hard drive stop working last week. Not a big problem, I just purchased a new one and restored the latest backup (I back it up using rsync on it while it is running). I get the computer working ...
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2answers
100 views

Removing the white dots from lightdm on 15.04

I have tried the approach that I have used before on earlier releases of Ubuntu but on 15.04 I have found that the following commands are not working. sudo xhost +SI:localuser:lightdm sudo su ...
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1answer
25 views

How to show a popup after login in 14.04

I tried to follow the procedure in the answer to this question How do I create a popup banner before login with Lightdm?, but I just get a blank screen. If I run my shell script on its own, I get the ...
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1answer
32 views

Problem logging into default Desktop Environment

I have just upgraded to Ubuntu 15.04, and now I have a problem. I cannot log graphically using the default desktop environment. When I log into the system it does nothing, and the logging screen ...
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0answers
85 views

Restore LightDM to original settings

I was playing around with "Ubuntu Tweak" and changed some of the greeter settings. Now I would like to restore LightDM to default. I believe the greeter is supposed to mimic the account background but ...
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3answers
208 views

Computer logs out while I lock screen

Recently, my laptop is behaving strangely sometimes. It doesn't usually does this but lately it frequently does. The problem is that whenever I lock the screen, the computer logs out and closes all ...
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13 views

Automatic Login to Desktop with Xubuntu Vivid 15.04? [duplicate]

When I boot up the computer, I'd like it to boot right to the Xubuntu desktop, rather than prompting me to login with lightdm. I'm aware that I can set up lightdm to not ask me for a password, but it ...
0
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1answer
67 views

unable to access to lightdm after messing with fglrx drivers and screwing up Xorg

I recently removed the fglrx driver from my ubuntu 14.04.2 laptop computer after noticing that it's not really good for the battery life. But after restarting I ended up with this screen (after the ...
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1answer
39 views

lightdm restarts in cycle when using /etc/X11/xorg.conf

I have a monitor Acer H233H and want to set resolution of 1920x1080. I googled it and found that it's necessary to use /etc/X11/xorg.conf. I created this file using sudo Xorg -configure, copied it to ...
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1answer
72 views

My ubuntu 15.04 file system is not writable

The problem started when my lightdm config got messed up and would only boot to a black screen with a cursor. In an attempt to fix this I booted up into recovery mode, dropped into the shell and tried ...
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0answers
35 views

What's causing my login resolution to reset incorrectly?

I'm trying to set up my 4 monitor system so all monitors are of the correct orientation during the login screen. I've set my lightdm.conf file up as follows: [SeatDefaults] ...
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0answers
46 views

Windows distorted, can't start lightdm - now can't even boot in graphics mode anymore

I have kind of an urgent problem here as my laptop turned out to be completely useless while on a trip. I'm using Ubuntu 14.04 on a Lenovo U410. When I boot, there is no problem. The login screen ...
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1answer
38 views

monitors.xml and LightDM

Firstly some background information: I have a 4 monitor situation, with varying resolutions - 2 monitors landscape (1680×1050,1920×1200) and 2 monitors portrait (both 1050×1680). Once I'm logged in my ...
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0answers
14 views

Ubuntu 12.04 : Adding widgets to the login panel

not sure where to start here, it's an area of config I'm not familiar with. Just wondering, is it possible to write some custom widgets for the panel that appears on the login screen? I've found ...
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0answers
46 views

Login screen refuses to go away, after many, many tries and much research

So the current state of my computer; Dual boot, with Ubuntu 14.04 taking up a 90% of my hard drive partition, and WinXP taking up the other ten percent for games and such. For whatever reason, ...
2
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1answer
73 views

After latest update for 14.04, cannot log in to any user account

I just updated 14.04 to latest patches using the GUI: software update. After that, a restart was required, and now cannot log into any of my accounts. I am sure the passwrds are all correct, it just ...
2
votes
1answer
84 views

How to make X.org listen tcp port to remote connections? [duplicate]

Ubuntu 15.04 64-bit desktop. After install system X server run with -nolisten tcp option: 922 tty7 Ssl+ 0:05 \_ /usr/bin/X -core :0 -seat seat0 -auth /var/run/lightdm/root/:0 -nolisten tcp ...
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1answer
42 views

I deleted my home folder, now I can't log in through Unity

I deleted my home folder when followed the steps in: ecryptfs-setup-private --undo I'm not worried about the data or anything, but I can't log in through Unity anymore. I switched to root in the ...
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15 views

ubuntu 12.04 falls back to login or no icons in gui [duplicate]

after hours of searching for solutions i am quite confused and frustrated now. None of the solutions here helped. This is what happend and what i did. Suddenly after days of offline the 12.04 ubuntu ...
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1answer
2k views

kubuntu 15.04 upgrade: many problems

I'll just toss here a list of problems I have with the recent upgrade to kubuntu 15.04 I'll accept that all my settings are gone because of the change of framework 4 to 5 (it would have been nice to ...
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0answers
38 views

How to setup LightDM mutiseat with logind

I have tried to setup a multiseat environment for my mediacenter (VT7: Kodi Autologin, VT8: XBMC Autologin) since Utopic. It didn't work there, so I assumed a bug. Now I retried with Vivid, still ...
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2answers
71 views

Trouble Installing Nvidia Driver

First time user here; Just installed Ubuntu 14.04 and I am currently desperate to install 970 Nvidia Drivers. It gives me an error saying that X server is currently running and needs to be stopped, ...
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0answers
23 views

How do I repair a bad startup script?

In Ubuntu 14.10, I followed this answer to autostart synergyc on boot, but, it caused my computer to boot into low graphics mode. See askubuntu.com/a/196853/15811 So how do I remove / repair a bad ...