Questions tagged [gdm]
GNOME Display Manager (GDM) is a program which provides Ubuntu GNOME's graphical login screen.
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gdm3 doesn't start during boot ("session never registered")
I have Linux syg-5 5.4.0-73-generic #82-Ubuntu SMP Wed Apr 14 17:39:42 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux with Ubuntu 20.04 and Gnome.
When I logged out today, my machine crashed for some reason,...
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Ubuntu server 18 problem with display manager - can't see GDM properly
Lenovo sr650 server with 2 graphical adapters :
Matrox Electronics Systems Ltd. MGA G200e
NVIDIA Corporation GV100GL [Tesla V100 PCIe 32GB]
After installing GDM - can't see it properly .
Please ...
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How do I enable mirror (clone) display mode on login screen? (gdm3)
My monitor is often turned off when I log in (I use the TV instead). I usually use screen mirroring (cloning) when logged in. But on the login screen, the mirroring doesn't work. Thus in my TV, I don'...
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GDM3 Crashes system when external monitor connected with Wayland
I installed Ubuntu 21.04 today and would like to use it with my external monitor.
However, I have discovered that connecting the monitor before startup made the system hang at the purple login screen.
...
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Set the login screen to a different fixed refresh rate?
I am using Ubuntu 21.04 with a 144 Hz monitor.
I wonder if there is a way to set the login screen to 144 Hz?
This would probably avoid to switching the refresh rate at session startup (screen going ...
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boot stuck at /dev/sda clean XXX/XXX files, XXX/XXX blocks [20.04]
Been running 20.04 nicely for ~6 months. Laptop was sluggish today so did a reboot and now stuck at the titular screen.
/dev/sda7: clean, nnnnn/nnnnn files, nnnn/nnnnnblocks
Similar questions here ...
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What versions of GDM are used in Ubuntu 20.04 and 20.10?
What versions of GDM are used in Ubuntu 20.04 and 20.10? I found the version history of GDM: https://help.gnome.org/admin/gdm/
I need this to submit a bug on GDM's bugtracker
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Troubleshooting Ubuntu 20.10 freezing except for the mouse
I know there are a lot of questions online asking about this topic but most of them look for quick fixes and while they do usually work I am looking for a deeper fix that would prevent this problem ...
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Customizing theme - where is the purple background set?
I've customized my GDM theme and Gnome Shell theme in Ubuntu 20.04 (using Yaru as the base).
To do this I have modified both /usr/share/gnome-shell/gnome-shell-theme.gresource and the files in /usr/...
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How to customise GDM?
I found this article, but there is no such setting in Ubuntu 20.04 am I right?
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How to disable fingerprint in GDM?
I use fingerprint with success and it is integrated well, however for decryption it is not helpful during initial login. So I want to disable for GDM login. However I can not find a clear description ...
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Fast bootup, but slow login from GDM prompt to desktop
Specs
Ubuntu version: 20.10 (groovy)
Storage: SATA SSD
RAM: 8 GB DDR3
CPU: AMD A8-4500M APU
GPU: AMD Radeon HD 7640G
Problem
Bootup is quite fast at 14 seconds as reported by systemd-analyze. But ...
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Black screen with blinking cursor when booting!
I installed ubuntu 20.04.2 LTS. After installing, I restarted and everything was working fine. Today when I tried to boot up ubuntu again, I was met with a black screen and a blinking cursor.
running ...
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How to disable the "screen locking disabled" notification in gnome 3.38?
This message pops up after every login, this started happening when I removed the desktop icons gnome extension - DING https://extensions.gnome.org/extension/2087/desktop-icons-ng-ding/ (I'm using ...
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Ubuntu 20.04 LTS - Why am I only in one group?
I am experiencing the same problem as noted at:
Why my linux account only belongs to one group?
I am running 20.04 and GDM. I've also:
Followed every suggestion I could find related to disabling ...
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Computer does not complete boot cycle
Version is Linux dad 5.8.0-44-generic #50~20.04.1-Ubuntu SMP Wed Feb 10 21:07:30 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
I've got a newer system76 which will complete grub and the initial boot menus, ...
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Login Screen: Disable the password visibility toggling button
I have a default 20.04 Ubuntu install and the login screen has a password-visibility toggling button (an eye). I wish to disable this button and make the password always invisible. How can I do this? ...
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Machine starts to blank screen with blinking underscore every time, even after restarting gdm3
I have a Dell Precision 7540 with Ubuntu 20.04. I came into a problem where my machine would boot and get to a screen with a blinking underscore. This occurred after I closed my laptop, it had a blank ...
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Display Managers gdm3, xdm not working after upgrade to 20.04; lightdm stuck in login loop, only LXDE working [duplicate]
I just upgraded to Ubuntu 20.04. But I'm now stuck with problems with display managers.
GDM3 (preferred DM for me) and xdm are just stuck at a black screen (with a blinking cursor/underscore).
Next ...
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UBUNTU: clean, 958917/30883840 files, 22643659/123523840 blocks [duplicate]
I have an issue with Ubuntu 18.04. I was preparing a presentation and I had to force the shut down since the screen was blocked. When I rebooted this was the message (on black screen), no more. I have ...
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Trying to install GNOME on Ubuntu on remote server
Im a fairy new user at Linux.
I have Ubuntu 18.04 on a host at paperspace.
I'm following this guide:
https://www.teknotut.com/en/install-vnc-server-with-gnome-display-on-ubuntu-18-04/
Beside that I ...
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ubuntu 20.04 missing /usr/sbin/gdm3 and /lib/systemd/system/gdm.service
This is a followup to my earlier posting on this site. I have two different Dell machines running 20.04. Both worked fine, and then, for no apparent reason, when I rebooted, I could not get to ...
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System-wide x11vnc for GDM on 20.04
I'm trying to setup system-wide x11vnc so even if no users are logged in, I can remotely connect and start a Gnome session. I followed this tutorial on the Arch Linux wiki as it seemed to mirror ...
0
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1
answer
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Black Screen after login (Ubuntu 20.04)
Problem: After typing in my credentials I am greeted by a black screen with a cursor. My desktop environment does not load. How can I resolve this issue and get my desktop environment to load?
System: ...
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Run two gnome sessions simultaneously on a single desktop, isolating one from another
This is to expand on Is it possible to have different desktop sessions each with different settings?
First off I know how to run two desktops by running something like xinit /usr/bin/xfce4-session -- :...
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0
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Screen lock disables color correction profile
I calibrated my monitor using a colorimeter and the color tab in Gnome settings.
The color on the screen looks good until the screen turns off (automatically after some time). When the screen starts ...
2
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1
answer
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Failed to start Light Display Manager on boot for Ubuntu 20
tl;dr; Light Service DM is not starting. I have tried fixing it via GDM3, was unable to do so due to broken packages. I think that somehow NVIDIA is involved, but I am not sure. Where to start from ...
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how to report problem on ubuntu Wiki page? why there is lightdm and not gdm?
I wanted to ask why is there (here https://help.ubuntu.com/community/SoundTroubleshootingProcedure) in Step 1 lightdm package installed? I believe Ubuntu does not use lightdm but gdm, right?
I cannot ...
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GNOME desktop manager no longer opening, drop to console login screen
I'm running ubuntu 18.04 on a Dell 5540. Everything was working fine until I rebooted a couple of days ago and was dumped into a console login screen. Looking at the current syslog I find ...
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If password fails, make GDM switch bach to the User list in 5 seconds
If the user enters an incorrect password on GDM in Ubuntu 20.04, the password box is redisplayed along with the error message, "Sorry that didn't work. Please try again."
If you do not ...
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1
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Why gdm3 don't start on boot no more?
Since i tried to change some driver and configuration for my GPU, gdm3 don't start on boot. Boot stop on the dell logo and i have to open a tty session and start gdm3 service manually.
Then everything ...
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GDM screen icon theme?
Does anyone know which file configures the default icon theme (indicator and status icons) used in the top bar of the GDM screen on Ubuntu 20.04?
I looked inside the /usr/share/gnome-shell/theme/Yaru/...
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How to play a video before/over top of GDM in Ubuntu 20.04?
On my PC running Ubuntu 20.04, I want to play a video before GDM starts/over top of it. Not after logging in, but that.
Is there any way to make Ubuntu autoplay a video in the plymouth screen before I ...
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Screen goes crazy with noise and ubuntu freezes
Description:
Ubuntu screen gets crazy with black and white "noise", this has happened several times. It seems that Ubuntu is also frozen in this state because I cannot connect with ...
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1
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Set user SystemAccount to false
I have the same problem listed here.
But when I change the SystemAccount property to false and reboot, it is set back to true.
Even if I only logout the property is set back to true.
I also tried ...
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1
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Getting issue with display on Ubuntu 18.04.4
While running docker for scraping/splash, I kept getting notification of "Empty Trash" which indicated that the disk was out of space.
After few seconds,GUI got stuck. I powered of the ...
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1
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problem with ubuntu booting
I guess I ran some command trying to install something. After that, when I tried to restart my PC, it showed
error while reading block run fsck manually
which I did. After that, it was stuck in ...
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1
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What is the difference between GNOME desktop and Ubuntu in SDDM?
I installed Kubuntu on my machine, and then decided to try the regular GNOME desktop.
Thus I installed ubuntu-gnome-desktop and logged in from the welcome screen running SDDM.
This has been a ...
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3
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why am i getting ' event processing lagging behind' msg in Ubuntu 20.10
seeing my system logs, they are full of msgs like this:
/usr/libexec/gdm-x-session[2564]: (EE) event4 - SIGMACHIP USB Keyboard: client bug: event processing lagging behind by 25ms, your system is too ...
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1
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Can't logon to xfce4
I'm using Ubuntu 18.04 bionic and installed the xfce4 package. However, when I choose "Xfce session" in the login manager, it does not log me on to Xfce4 but instead throws me right back to ...
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Need help to fix the below packages error
zeppelin@ubuntu:~$ sudo apt full-upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
The following packages were ...
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1
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Login only via Ubuntu Wayland possible and User is missing in Login List, Ubuntu 20.04
After update from Ubuntu 18.04 to 20.04, all works fine. My notebook has two users there have access to the client with a separate user profile.
After Unsubscribe from my profile, is it impossible to ...
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0
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How do I stop xserver but still have a terminal/display to run stuff?
Hi i've looked at some other questions on stopping GDM/Lightdm to run stuff (Nvidia installs/patches) but my problem is using service stop gdm or init 3/init 5 just leave my screen with no connection ...
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How can I add a splash screen to gnome 3.36 Ubuntu 20.04?
My gnome takes 30 seconds to load(I know this is rather long but it's a low end pc) and staring at a purple screen the whole time sometimes gets boring.
How can I add a custom splash that would show ...
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1
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I can not use ubuntu with the gdm disabled
Hello everybody this is my first post here I'm new to linux.
Here's my problem when I disable the gdm (with this commandsudo systemctl stop gdm) to have only a console interface, my screen goes ...
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Might modifications to scripts in "/etc/gdm3/" be overwritten by updates?
I modified /etc/gdm3/PostSession/Default. Is there a risk that a GDM update will revert my changes?
This is especially of interest because the systems with the modified scripts run unattended upgrades....
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Ubuntu 20.04.1 LTS - Mouse removed and added intermittently
update: The same problem occurs in 20.10 with kernel 5.8.
I'm having a mouse hiccup that comes and goes where the mouse becomes unresponsive where the device is deleted and added again by UDEV. See ...
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Gdm new user set default desktop
With gdm preferred, how do I get the new user to log in as cinnamon desktop instead of gnome desktop?
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1
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Ubuntu 20.04 always forces me to create a new user at boot
I have newly installed Ubuntu 20.04, customized GDM3, installed my needed software and everything appeared to be successful. However, when I reboot, Ubuntu asks me to create a new user for some ...
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Gnome login screen only displays on LED TV
I have an issue were when I boot up or logout the default gnome login screen will only display on my LED TV (which is normally off) connected to my graphics card. How do i ensure that the login screen ...