GNOME Display Manager (GDM) is a program which used to provide Ubuntu's graphical login screen until Ubuntu 11.10; since then it has been replaced by LightDM. You may still install it manually if you prefer, however.

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1answer
15 views

Gdm with nvidia-331 and nvidia-prime causes a black screen at boot

I'm on an Asus UX51vz laptop, which has RAID0 SSD's and an nvidia 650M graphics card. I installed lubuntu instead of ubuntu-gnome because lubuntu still has a RAID0 compatible alternate install ISO. ...
0
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0answers
25 views

Stuck at “starting version 219” on Ubuntu Gnome 15.04

I know this question has been asked before, but I have tried the solutions, and they have not worked. First, I found this website about it. I tried the solution it gave: sudo systemctl enable ...
0
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0answers
14 views

Ubuntu 14.04 GDM Login Banner, with User List Disabled

I've seen several posts and absolutely no replies (or rather few helpful ones -- even seen a few stating to "use LightDM") on this issue. We use GDM instead of LightDM due to a bug/feature in LightDM ...
2
votes
1answer
29 views

Stuck on splash screen, does not progress to login manager

My login manager stopped loading, for no apparent reason, instead tty7 was a black screen I could type into but with no effect. I tried several variations of service lightdm restart service sddm ...
0
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1answer
19 views

GDM does not display session, or top row icons

I switched recently to the Gnome desktop environment. I was running Xubuntu, but got fed up with the bugs so decided to install Gnome-Shell. All was fine until I removed Xubunt and Xfce in an attempt ...
0
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2answers
23 views

There isn't /etc/gdm/gdm.schema

I read some guides on GDM (I want to create an invisible user in GDM login screen) but they refers to a file called /etc/gdm/gdm.schema that there isn't on my computer. This is the content of my ...
0
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1answer
16 views

gdm subprocess paste was killed by signal (Broken pipe)

root@saimon-System-Product-Name:~# dpkg --install /home/saimon/Downloads/gdm-2.20_2.20.10-0ubuntu3_i386.deb (Reading database ... 165751 files and directories currently installed.) Preparing to ...
1
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0answers
16 views

My sudoer can not login using GUI

I only have one sudoer and it can login into the terminal or through GUI terminal. But I can not use it to log into the GDM login screen. Any possible causes?
0
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1answer
59 views

Set resolution for GDM on 15.04

All the current guides on setting the resolution at login are outdated. Most of them suggest using an xrandr command in /etc/gdm/init/default. Problem is, it doesn't seem to work in 15.04 because ...
0
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3answers
471 views

Cannot Log In to Gnome 3.16 Dekstop

I have installed Gnome 3.16 on my Ubuntu 15.04 (previously updated from 14.04) via: sudo add-apt-repository ppa:gnome3-team/gnome3 sudo add-apt-repository ppa:gnome3-team/gnome3-staging sudo apt-get ...
0
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0answers
36 views

Login Loop on lightdm but not gdm

One of my user accounts is getting a login loop on lightdm but not on gdm. Does anyone know why this might happen and what I may be able to do to log on to the account using the lightdm display ...
1
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0answers
25 views

Black Screen after login

Hello guys i just installed ubuntu 14.04 and i had a hard time full of problems anyways as i thought problems had finished i restarted after update of software and tried to login but i had a black ...
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0answers
55 views

gdm login screen orientation Ubuntu GNOME

I use Ubuntu GNOME 15.04, and probably this issue can be applied to 14.04 and 14.10, too. I use Ubuntu Gnome with vertical orientation for the screen since my device is often used for tablet (Surface ...
0
votes
1answer
386 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 ...
0
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0answers
31 views

Problem with running full screen apps in gnome shell with wine

I've an ubuntu 14.04 with gnome shell, gdm, wine1.6. Some apps doesn't start after launching just turning into minimized mode. If I click on the icon around 100 times the app starts(but it's ...
2
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0answers
43 views

Set a different password for unlock to my sudo password

I am running a single-user Ubuntu install. When I enter the password to unlock my screen after suspend/timeout, it is the same password I use for sudo - my user password. Is there any way for me to ...
0
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0answers
16 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 ...
1
vote
1answer
67 views

“Your system is running in low graphics mode” error

I'm quite new to ubuntu. I recently downloaded pycharm for python development. The fonts on the pycharm editor looked broken, so I was googling for a fix. I stumbled upon this stackoverflow thread and ...
2
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1answer
316 views

Why does GDM start in TTY2 and TTY7

I have Ubuntu 15.04 and GNOME 3.16 installed. This PPAs are enabled: deb http://ppa.launchpad.net/gnome3-team/gnome3-staging/ubuntu vivid main deb http://ppa.launchpad.net/gnome3-team/gnome3/ubuntu ...
1
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0answers
42 views

Terminal GDM session

How would I create a session file so that when I login using GDM it just launches a terminal session (No windowing, just a plain terminal like in Ubuntu Server)?
0
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0answers
157 views

Black screen Ubuntu Gnome 14.04 Nvidia gtx 750

I have the problem that lately my pc only boots to a black screen. My system(Ubuntu 14.04 gnome) uses a gtx 750. I installed the Nvidia driver 346.47 by sudo apt-get install nvidia-346 I then ...
1
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0answers
142 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 ...
0
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1answer
98 views

Login screen design / wallpaper does not work

I am using Ubuntu 14.04 but installed xubuntu-desktop afterwards. Now the login screen is very ugly: The theme is not applied and I cannot change the background picture (only black one shown) Only ...
0
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0answers
44 views

Unity is gone! And cannot get it back

Hello I have had a couple questions regarding my laptop and ubuntu. I managed to get the laptop working but now I think unity is gone (assuming that is what it's called) My question is different from ...
0
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0answers
311 views

Ubuntu Gnome fails at startup

I just install Ubuntu Gnome 14.10 on my laptop. It started just fine, and I installed updates by: $ sudo apt-get update $ sudo apt-get upgrade $ sudo reboot It's now stuck at Startup with following ...
0
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0answers
43 views

GDM and LightDM running at the same

I have a fresh install of Ubuntu 14.04 LTS. I have installed some GTK-related packages and GNOME but I am not using GNOME neither as my window manager, nor I want to use it as my display manager. I ...
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0answers
166 views

Can't login GNOME Ubuntu 14.04.1 64bit using GDM after some packages installation

First of all I checked some threads on GDM fail and found there NO solution to my problem. I have installed new GNOME Ubuntu 14.04.1 LTS 64bit. At this moment GDM works perfectly, and NVidia drivers ...
0
votes
1answer
37 views

cannot interact with gnome

I am running Linux 14.04 with Gnome. My Laptop just spontaneously lost all ability to interact with gnome - no toolbar at the top, no icons on the left, work space switching does not work, and no ...
0
votes
1answer
73 views

Two Monitors, login does not show up - Ubuntu 14.04

I'm trying to use Ubuntu 14.04 on my PC. I have two monitors and an ATI Radeon HD 4770 Video Card. The thing is, after installing Ubuntu, and after reboot, the login screen does not show up, and the ...
1
vote
1answer
158 views

Can't login from GDM

I've upgraded to Gnome on my Ubuntu desktop, however I have to login in with tty and run startx, but when the computer sleeps, I have the gnome login screen and it doesn't accept my tty password... ...
0
votes
1answer
879 views

Changing X display manager

On my Ubuntu 14.04 there's gdm and lightdm installed. Is it recommended to have both installed? How can I check which one's active and how can I change them? I have some troubles with the Ubuntu ...
0
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2answers
168 views

Can't boot after installing gnome

I just installed gnome by typing sudo apt-get install gnome-shell, and used gdm as login shell and my PC can't boot. It stayed in purple screen with Ubuntu logo! What can I do?
0
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2answers
79 views

Ubuntu 11 display manager startup problem

Several days ago we had a power failure. When I rebooted my Ubuntu Linux box, it initially came up displaying the F in the center of the screen but never went to the login. Instead it goes to a black ...
1
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1answer
65 views

GDM without Accessibility Dialog

I would like to disable the accessibility icon on the top right corner of GDM. I tryed insert some keys at the gconf, but thoses commands gave me no results: gconftool --type Boolean --set ...
0
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2answers
4k views

What to do when nothing seems to fix Ubuntu 14.10 stuck after log in?

So I run Ubuntu 14.10 on HP Pavilion g6, i5 and with Radeon HD6500. Yesterday Ubuntu crashed and since then I can't get anyfurther than the log in screen. Ubuntu simply stucks with only the background ...
2
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0answers
51 views

Cannot set system default Desktop Environment

I am using Ubuntu 14.04. Recently I completely uninstalled Unity and lightdm, and installed Gnome 3 with gdm. Now I can log into Gnome Desktop by selecting Gnome from log in screen. However, if I ...
0
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1answer
42 views

Boot does not go ahead Gnome icon

I'm using Ubuntu Gnome 14.04 LTS. Yesterday I uninstalled evolution and it's components using the command sudo apt-get remove evolution* which freed something around 40 MB data. After which I tried to ...
0
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0answers
659 views

Several attempts to customize GDM login screen in Ubuntu 14.04 LTS failed. What are the ways to customize it?

I installed GDM on Ubuntu and set it as default via sudo apt-get install gdm. It looks like this( I took screenshots but can't trace where was it saved as it was not available in default directory ...
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0answers
95 views

Need to type in password when I change to tty and back on 14.10

I just upgraded Ubuntu from 14.04 to 14.10. I use autologin for my user, gdm, and gnome. Recently, whenever I switch to tty and then back, it requires me to type in my password four times with a ...
0
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0answers
21 views

exlude users from display manager [duplicate]

I just did a fresh installation of Ubuntu 14.04. To not break anything, I created the default user during install, but I neither need nor want it. I added my usual users (UIDs > 10000), which work ...
3
votes
1answer
177 views

How to enable autologin but still require password

I am running Ubuntu GNOME 14.04, using gdm display manager and gnome-shell environment and I need to achieve the following behaviour: after boot, a selected user is automatically logged in, but a ...
0
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0answers
273 views

Ubuntu GNOME 14.04 NVIDIA drivers problem

I have an Acer Aspire 5755G with two video cards : one integrated (Intel) and one dedicated (NVIDIA GeForce GT 540M). I tried multiply ways to install various types of NVIDIA drivers, but everytime, ...
0
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0answers
54 views

Problems with Ubuntu 14.04

I have some problems with my Ubuntu 14.04 installed on Lenovo think-pad t420 notebook. I'm using recent Nvidia drivers and gdm desktop manager with classical gnome theme. Periodically, my system stop ...
3
votes
2answers
410 views

Where is the login screen wallpaper for GDM stored?

In 14.04, there is a really nice sort of stone texture to the background of the login screen. Where does that texture live on the disk? I have searched the unity greeter packages.
0
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0answers
27 views

How to reset Ubuntu boot up screen

after installing gdm, i cant right click on my desktop anymore and wallpaper changed to default(cant change) and the option menu when boot up is not orange but it is grey I searched for solution but ...
0
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0answers
67 views

Ubuntu 14.04 in vmware

I install ubuntu 14.04 in vmware 10. But it does not show graphical environment. When I run sudo startx, desktop that is shown has five parts (five duplicate desktop). sudo gdm and sudo lightdm does ...
0
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0answers
133 views

Changes Made in Dconf Editor don't take effect?

I am using Dconf to remove myself from the login screen by enabling disable-User-list in org.gnome.login-screen but that don't work. Also, I have tried changing the logo, no luck either. I have also ...
2
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1answer
1k views

probleme with gdm

I have a problem with gdm , when I run this command sudo /etc/init.d/gdm start I got this message /etc/init.d/gdm: 79: /etc/init.d/gdm: syntax error: "fi" unexpected (expecting "}") So, can ...
0
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0answers
59 views

How to create a custom failsafe session

I have created a custom session (in /usr/share/xessions/mysession.desktop). I don't want this session to be saved as a default session (don't want users to get the question "Do you want to use this as ...
0
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0answers
219 views

Howto force gdm to start unity by default for first time logged in user?

I was to try to do setup for maxi Ubuntu installation containing Gnome, Unity,KDE, Xfce, LXDE, Edubuntu,...Eclipse, Netbeans, ICD..., octave, QTOctave, Scilab/Xcos, Open Modelica,.... for a ...