Questions tagged [gdm]
GNOME Display Manager (GDM) is a program which provides Ubuntu GNOME's graphical login screen.
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Setting gdm settings through dconf has no effect
I've been trying to disable-user-list at user logon guided by various solutions:
GNOME official docs
RedHat
Fostips
and many others that were actually copy-pasted articles
This seems to be an old ...
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0
answers
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Delay displaying Active directory user in GDM
After a lot of struggle, I have finally been able to make my laptop work not too bad with Active Directory/winbind authentication.
Anyway, I have an annoying issue that I can't figure out.
For the ...
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0
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Files app and all files and folders are not showing up in 23.10 version after reboot
I've run into a problem where the Files app in Ubuntu doesn't show, and even all of my folders and files are hidden from the display screen; even searching in the search box doesn't show them. I tried ...
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0
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How to control which monitor gdm3 login screen appears on?
Ubuntu 22.04.4
I have five monitors connected to my computer, while facing them from left to right they are monitors 1, 2, 3, 4, and 5.
I would like the gdm login to appear on monitor #2. I can't ...
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0
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Yubikey inserted always asking for smart card login and no longer for password
I'm using Ubuntu 23.10. My company provided me a Yubikey for VPN access and everything works fine. However whenever I turn my pc on, the gdm screen only asks for smart card login (and no longer for ...
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1
answer
195
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GDM Wayland session dies with gnome-shell error No GPUs with outputs found (NVIDIA)
GDM tries to start a Wayland session but gnome-shell dies with "No GPUs with outputs found". GDM doesn't offer a choice of Wayland sessions as a result.
System has NVIDIA GPU in addition to ...
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0
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Ubuntu 22.04 gui freezes intermittently and permanently. Restarting gdm via ssh fixes until next time it freezes
I have a Linux box, not a laptop.
Running "glxinfo -B" yields the following:
name of display: :0
display: :0 screen: 0
direct rendering: Yes
Extended renderer info (GLX_MESA_query_renderer)...
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0
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GDM3 issues on 23.10
I recently updated to 23.0 and then 23.10 (hoping it would fix the issue).
When the OS gets to the screen which would normally be the DM login, it just gives the vague "Oh no!" Message. I've ...
0
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1
answer
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i3 not showing on my login screen (Ubuntu 22.04)
I newly installed Ubuntu and later i3, it was working for a while but suddenly among other things i3 stopped working, the "other things" were fixed by simply reinstalling them or installing ...
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3
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Doesn't boot to desktop environment after updates
I have a 22.04 machine with an old-ish Nvidia GPU which worked perfectly until today, when I got a message that updates were available, and I chose to install them. Installation concluded successfully,...
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1
answer
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How do I login normally to my Ubuntu PC again after an account lockout?
While my Ubuntu 20.04 (Focal) PC was at the lock screen, I inadvertently left an object on the keyboard for over an hour. It repeatedly pressed who knows how many buttons. When I found it, it was ...
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1
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Ubuntu gdm3 login screen menu
I have gdm3 installed as my display-manager on Ubuntu Budgie and when I log in there is this small settings icon in the right corner with the options:
Ubuntu Budgie
Ubuntu
Ubuntu with Xorg
What are ...
1
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0
answers
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Stuck on "username" login screen at startup
I am running Ubuntu 22.04.3 LTS with GNOME 42.9 (see full inxi -F below) and gdm3.
Recently, when I try to login to the computer using an attached screen (as opposed to just ssh), the login screen ...
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0
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Strange app behavior on wayland
I am trying wayland for the first few times on ubuntu 23-10, but I am experiencing some problems with apps.
For starters, if I open several windows in chrome, and some of them contain media (video) ...
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1
answer
83
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How to fix cursed machine with broken recovery mode and broken GNOME
Recovery mode shows a screen that apparently can't find dpkg/apt/any coreutil executables: here, GNOME crashes after login attempt with correct password, systemctl status gdm shows:
Nov 02 16:38:19 (...
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1
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Ubuntu won't boot after I installed a ssd
I just got a ssd(sda2) installed, before that I was having Ubuntu in hdd(sdb1). I just loaded Ubuntu 23.10 using a USB and it worked fine, I deleted my hdd partition and remade another partition in ...
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0
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ubuntu 22.04 gdm3 blank screen on boot
I'm running Ubuntu 22.04.3 LTS and can't get gdm or lightdm to work correctly on boot. When it comes up the screens are blank, but the process is running (see below).
nvidia-smi returns correct ...
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0
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216
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Inaccessible password field after screen lock, then boot error
I've just installed Ubuntu 23.10 on a new machine. When I return after a break, I find that the screen is locked and I need to enter my password. Once today and once yesterday I have found the field ...
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0
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430
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gdm-x-session syslog spam
We upgraded to Ubuntu 22.04 from 16.04 sometime ago, ever since upgrading, I noticed a peculiar issue. Our syslog is completely spammed every second or so, by gdm-x-session with the following ...
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1
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How can I log into an X session on 23.10?
I recently upgraded to 23.10 and seem to be stuck on Wayland.
That's a problem because I'm a Nvidia graphics card owner and for the time being that means that Wayland is still pretty ropey. The ...
3
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1
answer
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gdm.service preventing boot
I'm using Ubuntu Desktop 23.10. I've tried every suggestion in this thread as well as many others online, but I cannot get back into the Ubuntu GUI/GNOME desktop environment. I'm using Ubuntu 23.10 ...
0
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1
answer
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No Desktop after version upgrade
Thinks look dark!
After doing a system upgrade from 22.04 to 23.04 my laptop displays a black screen, not even wallpaper. However, I can login via ssh. I've flailed about in ignorance and gdm.service ...
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0
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libreoffice problem while install ubuntu-desktop
when I reinstall ubuntu-desktop, I have libreoffice problem:
Errors were encountered while processing:
libreoffice-common
libreoffice-gnome
libreoffice-impress
python3-uno
libreoffice-script-...
3
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1
answer
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gdm doesn't start after failed attempt to install amdgpu drivers until modprobe amdgpu (Ubuntu 22.04)
Short version: After trying (and failing) to install the AMD radeon proprietary drivers, I uninstalled them and removed the packages it installed, but now:
At boot, my graphics card is UNCLAIMED.
GDM ...
2
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1
answer
757
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22.04 - GDM Shell crashes (occasionally) after login
How would I diagnose a GDM crash after login. I can still SSH into the machine and I've been "fixing" broken shell session with:
$ sudo systemctl stop gdm
$ sudo systemctl start gdm
What ...
2
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0
answers
107
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How can I simulate unplugging a monitor's HDMI cable and plugging it back in?
This question is not about how to fix my system to work as it should. If you want to answer that question, see my prior question.
In order to get my three monitor system to work I have to physically ...
1
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1
answer
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Ubuntu 22.04: Freeze/Login Loop caused by GDM
Writing this question as a resource for future readers.
Environment: Ubuntu 22.04, Wayland
Hardware: Nvidia GeForce MX550
I have an issue where my computer freezes after the login screen. After ...
0
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0
answers
159
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Login Loop Ubuntu 22.0.4.3 LTS
Ask Ubuntu community,
I would like to share my recent experience of facing a frustrating issue with Ubuntu on my computer. After a system update, I was confronted with a login loop challenge that ...
0
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1
answer
364
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Apps unable to connect to the internet after beginning of NVIDIA driver install process
I'm fairly new to linux and like the title says I was trying to install a NVIDIA driver on Ubuntu 22.04 and during this process something went wrong and now the apps on my computer (browser, VPN,etc.) ...
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0
answers
216
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Ubuntu 23.04 freeze at login screen after fn lock
I have basically clean install of latest Ubuntu 23.04 on my Lattitude laptop (no nvidia or proprietary drivers)
And after a few days, it suddenly started to freeze right at login screen.
Have to go to ...
2
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1
answer
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Ubuntu 20.04 Gnome VNC problem
I use tigervnc server, gnome, on ubuntu 20.04. The problem is, if I lock the screen from VNC viewer then I will never able to login again from VNC. I still can type the password, but even if I hit ...
3
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2
answers
947
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Upgrade from 20.04 to 22.04 fails, missing gdm-password file
I finally tried to upgrade from Ubuntu 20.04 LTS to 22.04 LTS. Unfortunately, update manager fails to complete the process. When I run the update-manager manually I get the following error message:
...
0
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1
answer
452
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Ubuntu 22.04 unable to boot to desktop, stuck at command-line login screen
Ubuntu 22.04 unable to boot to desktop, stuck at command-line login screen after I ran sudo update-initramfs -u
and sudo systemctl set-default multi-user.target
It only shows login terminal login ...
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1
answer
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How to move back from tty to GUI in ubuntu version 22.04
My ubuntu version is 22.04 LTS after running sudo apt autoremove many thing from my ubuntu remove like ubuntu terminal and other applications so i press ctrl alt F12 them tty terminal opened I ...
0
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0
answers
280
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Inconsistant boot, hangs during, I think it's GPU related
Ubuntu 22.04.2 LTS
Installed NVIDIA driver last week, haven't had problems until now. Boot hangs at different part of boot usually. ~ 1 in 6 attempts boots without issue. advanced booting into ...
0
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0
answers
40
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Ubuntu 22.04.1 LTS won't boot to desktop
I am running a VM of 22.04.1 LTS on my server running TrueNAS to host game servers and my discord bot. it has been fine since I installed it but due to its nature I leave it running without looking at ...
1
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0
answers
301
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Cannot log in to session after update with gdm3
I was running Regolith (an i3-based WM) with Ubuntu 22.10.
I just updated my laptop to Ubuntu 23.04 using the do-release-upgrade.
After booting, I could access the login session (which is GDM), but ...
2
votes
1
answer
182
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Updates to GNOME always cause breakage due to Smartcard settings not being available
So, this is a headache when you use Yubikeys or smartcards, but to disable Smartcard support in GUI, you have to remove it from the session environments.
Unfortunately, this causes some headaches, as ...
1
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1
answer
2k
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no graphical login screen after boot into Ubuntu 22.04 following driver update
I have updated my nvidia driver to nvidia-driver-525-open using the GUI (which was marked as tested).
After a reboot I no longer get a graphical login screen, just a blinking cursor. Using Ctrl+Alt+F4 ...
4
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0
answers
2k
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How to dermine why a systemd service is not stopping on shutdown? (stop job is running)
Recently every time I shut down or reboot my laptop, it is slow to shut down, and shows the following message:
A stop job is running for Session c1 of User gdm
I tried several similar questions that ...
0
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1
answer
2k
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How to reset GDM3 configuration
I saw maybe on Reddit on r/Ubuntu or maybe on r/gnome about a Flatpak to customize the GDM/login/greeter. I installed it, took a look, and decided I was not very interested and just uninstalled it. It'...
1
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0
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320
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Blank boot screen: Potential gdm3 package issue
I am running Ubuntu 20.04 on an offline machine. Recently the display port video output has stopped working and it just shows a blank screen with a flashing underscore in the top left corner. I can ...
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2
answers
377
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Windows lose focus and appear behind desktop icons
On one of my machines I have a problem where the active windows lose focus and appear behind the desktop icons. Cf. screenshots.
After playing with Alt-tab it's possible to get out of it, but it's not ...
0
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0
answers
30
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Long pause after login using display manager
I have a strange problem with Ubuntu, that I never had before:
when using GDM3 (or any other display manager I've tested) and Xorg,
after logging in I have to wait for 5 or more minutes, until my ...
2
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0
answers
457
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How to 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 both ...
1
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0
answers
48
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Xsession hangs in sudo edubuntu-langpack-installer
After an upgrade from Ubuntu 20.04 to 22.04, the graphical login stopped working. The display manager did not show up anymore.
After some dpkg-reconfigure gdm3 and other things, that seems to work now ...
0
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0
answers
858
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How can I resolve the error "installed gdm3 package post-installation script subprocess returned error exit status 10" [duplicate]
How can I resolve the package installation error of the gdm3 package?
I got an error message whenever I install Debian packages by using apt;
sudo dpkg --configure -a
Setting up gdm3 (42.0-1ubuntu7) .....
0
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0
answers
123
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What causes Automatic Suspend to fire up on Ubuntu 18.04?
I have Ubuntu 18.04 where X11 is implemented by Xorg using gdm3 as a login shell.
I load to dconf following .ini file (in addition to Ubuntu 18.04 gdm3 defaults):
# New added
[org/gnome/control-center]...
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0
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289
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First user logs in using X11, switch user logs in using Wayland
I would like to use X11 for all user logins on my Ubuntu 22.04 setup so I uncommented WaylandEnable=false in /etc/gdm3/custom.conf.
After a reboot, the first user logs in and echo $XDG_SESSION_TYPE is ...
2
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1
answer
6k
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How to login to the Ubuntu (not GNOME) session on a remote server using xRDP?
I am using Ubuntu 22.04 running on a remote server, which I am accessing over xRDP.
When I login, it seems to load the "GNOME on X.Org" (and not the Ubuntu) session. Since I am using RDP, I ...