Questions tagged [gdm]

GDM is the Gnome Display Manager, responsible for launching an X session, as well as displaying the login screen for the user.

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specify Gnome Display Manager (GDM) to show the login on a specific monitor with nvidia card

I'm using Gentoo Linux and I have Nvidia GTX3060 video card and i connect 3 monitors to it, to with DP and one with HDMI. My desktop is gnome under wayland with Gnome Display Manager (gdm) now the ...
ufk's user avatar
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Where is the .Xauthority for GDM on Ubuntu 23.04?

According to the Ubuntu manpage for gdm XAUTHORITY Upon session startup, GDM sets the XAUTHORITY environment variable to a session- specific file in /run/gdm3. , but I don't see ...
Jason Hunter's user avatar
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Change login screen background dark to transparent

I recently changed from a Windows user to Linux(debian 12) after 10yrs. I'm a beginner user and just saw some tutorials (not so user friendly), but I'm just loving the learning process. These are my ...
yamihero777's user avatar
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Ubuntu: Cannot disable Wayland on multiple users

I am attempting to disable Wayland on 2 users at the same time on my machine so I could remote connect using TeamViewer. I tried setting $ sudo nano /etc/gdm3/custom.conf to WaylandEnable=false on ...
Roy Shiloh's user avatar
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i3 crashes into gdm when trying to login

So I previously used i3 on ubuntu so I do know the basics and how to change desktop/window manager. I just recently switch to nixos and tried installing i3 through the configuration.nix. Configuration....
NrdyBhu1's user avatar
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gnome shell doesnt start after login

i need to your help emergency .after crashed my system , restart it , after login its stuck in black screen . i go to tty and get some logs , i know its related to limits policy but when change it ...
kayvan jam's user avatar
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Weirds characters all over the screen Arch Linux

Given that I have already searched everywhere without finding my same problem: I was watching a video from the browser, when unexpectedly some dots appeared on the screen and the characters of my ...
Rekcah's user avatar
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GDM two, independent login screens

Is there a way to have the GDM login screen appear on multiple ttys at startup? I should be able to operate each independently---start different desktop environments, etc. I'm using GDM 3.38.2.1 on ...
extremeaxe5's user avatar
3 votes
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Multiple concurrent desktop environments linux

Is there a way to have multiple concurrent desktop environments on Linux (on the same screen)? I have in mind the following use case: tty1 has EXWM, a tiling WM that's great for work but lacks many ...
extremeaxe5's user avatar
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NIS users can not start xserver, Ubuntu 20, gdm, gnome

I am connected with my Ubuntu 20.04.1 machine to a NIS server and have a local user as well. Homedirectories of NIS users is mounted via NFS. Users can connect via ssh, login and find their ...
jamblejoe's user avatar
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Debian can't boot completely; how do I make it start Gnome?

I've recently bought a Lenovo Ideapad 5 15ARE05. It comes with Windows pre-installed, but even though I need the Windows, I prefer to work with the Debian operating system. Thus, I freed some disk ...
AlgebraicsAnonymous's user avatar
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Restarting the GUI (GDM3) on Ubuntu via remote SSH

Given an Ubuntu 18.04.2LTS on a desktop computer (not headless) which haven't been restarted since at least months. Access is only possible via some remote desktop connection (like vnc) and SSH. Now ...
Daniel's user avatar
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Centos7: Using Radeon GPU and GT610 Nvidia GPU at the same time with Xwindows

I am trying to utilize two separate graphics adapters with Gnome on a Centos7 machine. lspci identifies these two adapters as such: 06:00.0 VGA compatible controller: NVIDIA Corporation GF119 [...
Randy Mad-Dog's user avatar
3 votes
2 answers
2k views

bluetooth sink does not show in pulseaudio after successful bluetooth device connection

Bluetooth output does not show anymore in pavucontrol "Playback" tab after successful bluetooth device connection and therefore does not output any sound into the bluetooth device. $ bluetoothctl [...
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Ubuntu 19.10 - Changing default lock screen background

Regardless of what my lock screen background is configured to be, the default lock screen background is still the default eoan ermine. My own lock screen only shows up when I explicitly lock my ...
Mona the Monad's user avatar
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How do I manually add a remote user to the gdm login screen?

My company is using a Centrify domain server and I have to use my user there to log into my Ubuntu (18.04) laptop. Currently when I turn on my machine the login screen only displays the name of a ...
kaan_a's user avatar
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Ubuntu 18.04, gdm3, X11 an fixed frame rate

I'm using ubuntu 18.04.02 with 2 displays. The Graphic adapter is connected using DP to an KVM switch, which is connected to an 4K display (called Display 1), which supports only 30hz frame rate. ...
The Bndr's user avatar
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Intel Integrated graphics GDM leaves ghosts/leftovers (also in gnome shell)

I'm using an updated version of Arch linux, and get constant ghosts on GDM + Gnome Shell. Here is an example: I tried both modsetting and intel driver. I tried DRI 3 and 2 I tried SNA and UXA I ...
Shai Efrati's user avatar
1 vote
1 answer
952 views

Why does setting LANG=C break console login on CentOS 7

I typically set all of my locale settings to 'C'. It's what I'm used to. I like ls to sort things the way I've been used to for the past several decades. So imagine my surprise and dismay when I ...
Erik Bennett's user avatar
2 votes
0 answers
113 views

Setting network namespace when GDM / graphical login is done

I am trying to get two different users that share a system to have independent network stacks. I think that I can achieve that thanks to namespaces. At first, I thought of using pam_namespace.so, but ...
MariusSiuram's user avatar
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How to autostart an application in GDM3?

GDM3 version 3.28.2-4. Is there a directory or configuration option for programs that GDM3 executes when login screen appears? In my current setup the auto-login shell command is run from rc.local: ...
Igor Liferenko's user avatar
1 vote
2 answers
3k views

Changing GDM Login Screen Behavior: No gdm.d directory

I am running Fedora 28 and am attempting to disable the user list in GDM (as the machine is domain joined, this is undesirable). In CentOS 7 this is as simple as putting a file named "00-login-screen" ...
thunderbird32's user avatar
1 vote
2 answers
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Login loop in Kali Linux after updating/upgrading

I've updated/upgraded my Kali Linux and now I'm stuck in a login loop. I've tried everything in console (Ctrl+Alt+F2): dpkg --configure -a sudo apt-get update sudo apt-get upgrade sudo reboot Then ...
Enrique's user avatar
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8 votes
2 answers
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Computer suspends when not logged in

Since the latest update of Gnome / GDM my computer seems to be put into suspend mode when I am idle on the logon screen for about 20 minutes. This was not the case before the update. Current Version ...
founderio's user avatar
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1 answer
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gdm - Use a script to set the automaticlogin user

I use Debian 8 which runs Gnome 3.14.1. I want to setup an autologin, but the name of the user to autolog is not fixed so I want to use a script to set it. According to GDM documentation (at https://...
Zlika's user avatar
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Debian not logged in with proper password after upgrade

Just after upgrade my system start to fail when I try to login as normal user both via gdm and tty. However it's not possible to login as root too. When try to login via tty it outputs 'Login ...
Juriy's user avatar
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2 answers
8k views

Change GDM Background

I'm using Archlinux (Antergos) with GDM and Gnome installed. Is there any way to change the GDM background ? By setting the Lock Screen background in Gnome Settings, it only changes the GDM ...
tourdetour's user avatar
2 votes
1 answer
1k views

GDM login loops. Startx works

I have just installed Arch Linux in my laptop. I have awesome window manager, and I can start it from the tty with startx. When I install GDM (as I would like to have my computer start directly from ...
xvlaze's user avatar
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Debian Multi Monitor setup lost after reboot

Ok i am now struggling with this problem since a few days. My problem is i am not able to save the current monitor settings, to apply / save after a reboot. I have 3 monitors and want to mirror 2 of ...
TryToSolveItSimple's user avatar
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832 views

Visual bug in GDM for Arch Linux

Whenever I boot into GDM, I get this weird visual tearing of the elements on the screen. I'm able to actually log in (by pressing enter and typing in my password) but the visual elements in the login ...
Cole's user avatar
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1 answer
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How to use Intel controller to run Kali GUI

I've gone through many tips and different steps at this point, and the Kali GUI will still not run. In fact, after installing bumblebee and configuring and restarting, my Kali goes straight to the ...
Kieran Ojakangas's user avatar
2 votes
0 answers
222 views

Text rendering issues in Gnome Desktop Manager 3

I did an apt-get update on a debian 8 box and it really messed up my system. First of all, it changed my window manager to gdm3. The problem I have is that the fonts are some how messed up. When I ...
Andres Gonzalez's user avatar
3 votes
1 answer
8k views

shell environment setup for virtualenv/virtualenvwrapper

The question is about shell setup for virtualenvwrapper, an extension to virtualenv (python guide). Similar questions had been asked many times but with a lot with different answers: Environment ...
hute37's user avatar
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1 answer
239 views

Force XWindows Authentication

I start a process with init.d and want to be able to create GUI applications as child processes. Because of the early start of this process, the environment variables DISPLAY and XAUTHORITY are not ...
user avatar
5 votes
3 answers
15k views

How to set environment variables for a Gnome Wayland session

It seems that a Gnome Wayland session ignores the file ~/.profile. At least it is not working for me under a Gdm / Gnome / wayland session with Arch Linux. So the question is, what is the proper ...
user5491487's user avatar
5 votes
2 answers
8k views

How to set default keyboard layout for GDM 3.16?

I have two keyboard layout (Colemak and Qwerty). When I have logged into my Gnome session my keyboard layout is set to Colemak automatically. But for some reason I can't change the default GDM ...
Tom's user avatar
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What's the official way of programmatically changing the GDM login background?

I want to change the background of the GDM login screen on CentOS 6.5 and 7 to bring it in line with other branded systems, and so I have an RPM that delivers a background image into /usr/local/share.....
Iain Hallam's user avatar
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1 answer
178 views

Add option to GDM 3.x that does not have gui

You know how when you login with GDM, and you can select a variety of desktop environments? For instance, mine has Cinnamon, GNOME 3, xfce. How could I add an option that logs you in without a gui? (...
Gavin Faulkner's user avatar
1 vote
2 answers
14k views

Desktop not starting after Centos upgrade

I upgraded a server from centos 6.5 (with gnome2) to 7 using the update manager. The problem is that I am not able to see the login screen or the desktop. However the mouse pointer is visible. I ...
WYSIWYG's user avatar
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2 votes
0 answers
965 views

Ubuntu 14.04 gdm with multiple X servers doesn't work

I'm trying to launch 4 X servers with gdm on my fresh Ubuntu 14.04. /etc/gdm/custom.conf [debug] # More verbose logs # Additionally lets the X server dump core if it crashes Enable = true Gestures = ...
test's user avatar
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1 vote
2 answers
6k views

How to change gnome session locale?

How do I change the default locale for my gnome session? I created /etc/default/locale-local with this content: LANG=pt_PT.UTf-8 LC_MESSAGES=en_US.UTF-8 and added this to /etc/pam.d/gdm3, /etc/pam.d/...
Ninguém's user avatar
0 votes
1 answer
3k views

Clear user login list of gdm3 on wheezy - where is it stored?

I tried removing: /var/log/wtmp /var/log/ConsoleKit/history the completet gnome tree in /var/lib and accountservices nothing helped. The user list ist still there. We want to have a fresh box to ...
groovehunter's user avatar
0 votes
0 answers
222 views

gdm3 on debian wheezy not remembering users after reboot

When logging on and off from gnome/gdm3, the last user is displayed as expected. As soon as I reboot the machine (or restart dbus and gdm3) the last user list is empty again. ck-history --last shows ...
andy's user avatar
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1 vote
0 answers
277 views

How do I force gdm 3.6 stay on DISPLAY :0?

Every time I log out of my session, gdm moves to a different DISPLAY variable. Judging from /var/log/gdm, it rotates between :0 and :5. I'm finding no documentation on this logic. How do I keep gdm ...
lkraav's user avatar
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0 votes
2 answers
7k views

Change default login manager on Fedora 18

I'm tired of GNOME's problems with my Fedora 18 instance, and decided to move on to another desktop environment. After successfully changing to Xfce, I still couldn't get rid of GDM which annoys me a ...
ranieri's user avatar
  • 655
0 votes
1 answer
381 views

Triple-head works in GDM, but not in Gnome

I've got three displays connected via DVI on two different ATI cards on Arch Linux using the xf86-video-ati driver. All three are currently serving output, but one of my displays (the one on the ...
Eric Martindale's user avatar
1 vote
2 answers
4k views

GDM guest session for Debian Squeeze

Every now and then I would like to give my home desktop or laptop to someone to check their mails or lookup something on the web while I am not watching them. I am using Debian 6 (squeeze) and was ...
wigy's user avatar
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2 votes
1 answer
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ubuntu12.04 hangs at checking battery state

My 12.04 system hangs at "Checking battery state". At this stage, no commands work eg: ctrl+alt+f1, alt+f5. I ran recovery mode, I ran the command sudo mount -o remount, rw sudo dpkg-reconfigure gdm ...
crystalbass17's user avatar
5 votes
1 answer
815 views

Choose between multiple keyboard layouts for different users in GDM3

I am trying to set up a computer with multiple users each with different preferred keyboard layouts. The biggest sticking point right now is allowing each to log in comfortably. GDM used to offer a ...
Daniel Wagner's user avatar
5 votes
3 answers
7k views

How can I configure gdm to allow X connections to other servers/workstations?

I have an issue on all new installs of CentOS 6.2 on my network. Connecting to remote machines using X11 gui software fails for reasons associated with the xauth. I'm not sure how to diagnose but have ...
rjmoggach's user avatar
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