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Questions tagged [gdm]

GNOME Display Manager (GDM) is a program which provides Ubuntu GNOME's graphical login screen.

3
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0answers
63 views

Caps lock indicator for Ubuntu 18.04 lock screen and login screen?

My laptop does not have a led or anything to show whether the caps lock is on or not, and while Kubuntu warns you on the lockscreen about whether your caps lock is on or not, Ubuntu seems to lack it. ...
0
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1answer
49 views

How to log into other Desktop Environment (Deepin)?

Since the Deeping Desktop Environment looks extremely sexy I wanted to try it out on my Ubuntu 18.04 installation (must not distrohop, but whatever.. :-) ). So following the instructions on this page ...
0
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3answers
36 views

how to get out from admin/text mode

I have literaly no idea on what happened and what are the next steps. I've installed the upgrade to 18.04.1 LTS after restarting computer I found myself in admin (?)/text (? - I even don't know the ...
1
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0answers
36 views

delay time of the lockscreen 'GDM3 Ubuntu 18.04'

How can I set the delay time of the lockscreen 'GDM3 Ubuntu 18.04' before it turns black. The problem is that when I press WIN + L, my lockscreen turns on, and for almost 1 second I see the clock and ...
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0answers
7 views

Does GDM PostLogin execute after resuming from sleep?

Why doesn't /etc/gdm3/PostLogin run after resume from sleep even though I have to enter a password to login after resuming.
0
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1answer
28 views

installed ubuntu-desktop on ubbuntu server AND: startx requires sudo startx

sudo startx will work, but startx will not. I can see the .Xauthority file in the root directory, but man says it should be located in /run/gdm I know the problem has something to do with ...
-2
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1answer
83 views

Ubuntu 18.04 Server - disable, uninstall, delete, erradicate ubuntu desktop!

Before you tell me this is a duplicate query, I call horse hockey!! I have implemented every searched comment to destroy ubuntu desktop on this server, and there so far has been absolutely NO WAY TO ...
0
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2answers
127 views

How to revert GDM to default Ubuntu 18.10 (to utilize new lock/login screens)

My question is pretty much summed up by the title. GNOME 3.30 touts a new lock/login screen, yet Ubuntu 18.10 lacks any changes to GDM. I was just wondering if there was a way to actually SEE and USE ...
0
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1answer
27 views

Graphical interface startup issue

The problem is with 18.10 cosmic desktop after a do-release-upgrade. Before the release upgrade I did not have this issue, or at least I did not notice it. The issue is that when the OS starts, the ...
1
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1answer
203 views

ubuntu 18.10 doesn't boot to gdm after update

I've just updated to 18.10 from 18.04 and immediately hit a snag. My os doesn't boot anymore. It starts then comes to a moment when splash appears then it disappears and what I see is a message that [...
1
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0answers
85 views

Ubuntu 18.10: Screen lock options grayed out

Recently upgraded to Ubuntu 18.10, having two problems. Easiest to explain: when I open "settings", go to "privacy", select "screen lock", I get the popup window with the screen lock settings, but ...
1
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1answer
322 views

gdm3 won't start by default after upgrade to 18.10 from 18.04

When I configure gdm as my default display manager (dpkg-reconfigure gdm3) and then reboot, I get a black screen with a blinking cursor. From there, I cannot do anything since the ttys does not work (...
1
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0answers
24 views

Is gdm3 launched twice? [duplicate]

I use Ubuntu 18.04 with Gnome Shell and gdm3. When I press Ctrl + Alt + F1 I see gdm3 home screen. My current desktop session is on the second "screen" Ctrl + Alt + F2. Is it a bug? I had a random ...
0
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0answers
32 views

Readonly /var/lib/gdm3/.local/

I've some odd behaviours with screen (nvidia) and scanner (Epson V330), my syslog shows from time to time this message Oct 25 19:52:30 lrkwz-Precision-M4500 gsd-color[5655]: failed to set screen ...
0
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1answer
143 views

gdm3 doesn't working after upgrading from 18.04 to 18.10

I was using gdm3 in Ubuntu 18.04, after upgrading it stopped working (Similar screenshot in gdm3 does not start in ubuntu 18.04) I had no login screen. Using tty I tried (from: Can't start ubuntu-...
0
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1answer
240 views

Ubuntu 18.04 Login window loop

Is there any reason the login window would stop working and start looping? I'm running 18.04. I normally RDP into the ubuntu box, but that isn't working now. Using a keyboard and mouse, I see my ...
0
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0answers
45 views

Set screen-keyboard-enabled to false in /var/lib/gdm3/.config/dconf/user

How to set this variable to false in this dconf db to get rid of this annoying onscreen keybord in gdm3? I’ve tried everything but it just pops out as soon as i thouch the screen on ubuntu 18.10 login ...
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0answers
54 views

GDM mouse position lower right corner

I decided to ask here again, because I can't figure out what happened to GDM. After 18.10 update initial mouse(cursor) position on gdm is on lower right corner it is so annoying (similar to this, ...
0
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1answer
31 views

Display Problems Basic Apps

i am running an Ubuntu 18.04.1 with all Packages up to Date. At the moment i have trouble Displaying some Programms such as gdit and calc. In Gedit the background should be white, but it is somehow ...
0
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0answers
73 views

18.04 login fails after screen lock

After doing an update today, I can no longer login after a screen lock. I enter my password, the screen goes black and then returns to the login screen. The only way to login again is to reboot. ...
0
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0answers
282 views

Tutorial installing gdm them in Ubuntu 18.04

How to install this theme https://www.gnome-look.org/p/1152353/ in Ubuntu 18.04?
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0answers
230 views

Reinstalling Ubuntu 18.04

Something happens and I can't boot my system. I'm using Ubuntu 18.04 and I plan to reinstall it anyway. My hard drive has two partitions, one for my system and the other for my personal data. So if I ...
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0answers
531 views

Ubuntu 18.04 Gdm theme change

I want to change my login theme. I'v downloaded theme from gnome-look, and I can't find proper tutorial how to do it. Thanks in advance!
0
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0answers
81 views

Why does gdm start a new session after exiting a console TTY? Only happens with proprietary NVIDIA drivers

I am on Ubuntu Desktop 18.04.01. When I have the NVIDIA proprietary drivers installed and I switch to a new console TTY (no GUI, just text), login, and then exit, gdm3 starts a new session of the ...
0
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0answers
136 views

It takes very long for Ubuntu 18.04 to show login screen after a reboot

From when I reboot my Ubuntu 18.04 until I see the login screen it takes about 2 minutes. It seems that booting the kernel is not the problem. The following is the result of running systemd-analyze ...
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0answers
232 views

Changing from Nvidia to Nouveau causes hang at boot

I'm on Ubuntu 18.04.1 LTS. I was running Nouveau and everything was fine, but in order to run Android Studio and emulate an Android device, I needed to install the Nvidia driver. I used the Software &...
0
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0answers
52 views

Ubuntu 18.04 Display Driver Lots of Locked Files

My system has been frequently locking up since upgrading to 17.10 and it appears to be that xorg it taking the processor to 100%. I purged the NVidia drivers but can’t reinstall as countless files and ...
0
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1answer
228 views

GDM freezes when logging out in 18.04

I have recently done a clean install of Ubuntu 18.04. I have noticed that if I choose the 'Log Out' option, after logging out of the session, the GDM screen does appear, but there is no cursor, and I ...
0
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0answers
25 views

How to stop and restart the gdm.service after the log-in screen is shown using systemd (18.04.1)?

I kind of have a strange problem where, when I log into my system (18.04.1) I will hang at a black screen and nothing will happen any longer. This is related to the proprietary Nvidia drivers and a ...
1
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0answers
186 views

Desktop session crashes when resuming from standby

I'm having this issue since Ubuntu 17.10, now I'm using 18.04. When I suspend my laptop and leave it sleeping for a few hours, then when I try to resume it the desktop session crashes and the X ...
1
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0answers
38 views

GDM3 is programed to start on VT1. Is there a way to change it

I would like to start GDM3 in VT9 (because it is running in a container. I do not want to have a conflict). Is there a way of doing that. 1. Modifying and adding to /etc/gdm/custom.conf FirstVT=9 did ...
1
vote
1answer
1k views

No login screen after ubuntu 18.04.1 update

After the upgrade from 18.04 to 18.04.1, when booting instead of going from grub menu to the purple login page, it goes directly to tty1. If it helps the current kernel is 4.15.0-33 and I've already ...
0
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0answers
70 views

gdm, ubuntu-session removed due to update

After updating my system using the usual "Install pending updates" option, according to /var/log/apt/history.log, ubuntu-session, ubuntu-desktop, gdm3 and gnome-shell have apparently been removed, ...
0
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0answers
21 views

Is it possible to create a python script that implements face recognition and can be run every time on ubuntu 18.04 login screen? [duplicate]

I want my laptop to automatically login by recognizing my face so that I don't have to type the password. Is it possible to run python script at the Ubuntu 18.04 login screen?
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0answers
1k views

Ubuntu 18.04 stuck in login loop with missing .Xauthority file

My computer running Ubuntu 18.04 is stuck in a login loop. I am using lightdm as my display manager, but trying to switch to gdm3 didn't fix the problem (I was still stuck in a login loop). I have ...
1
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1answer
134 views

GUI feature missing from full ubuntu installation 18.04

I encountered multiple problems installing libraries (to python) that have many dependencies..at some point I think it just crashed, now it boots only to terminal window starting from login. ...
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0answers
16 views

Unresponsive Application Menus of GTK Applications - Ubuntu 18.04

I have a fresh install of Ubuntu 18.04.1. i installed GScan2PDF v2.1.4 (from Jeffrey Ratcliffe's PPA). Something really weird happens when i try to crop a scanned document: I open GScan2PDF. I click ...
2
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0answers
57 views

Disable zoom on GDM, Ubuntu 18.04 [duplicate]

Ubuntu seems to detect that my laptop has a high resolution screen and, by default, sets everything to a 200% zoom. I prefer to set this back to no zoom, but with larger font sizes. This was no ...
0
votes
1answer
479 views

Blank screen with only mouse cursor (Ubuntu 18.04)

So, I've been experiencing this issue lately. I'm on Ubuntu 18.04, GDM/Gnome, default Ubuntu desktop. My graphics driver is nvidia-390 from the graphics-drivers PPA. My graphics card is a GeForce GTX ...
1
vote
1answer
872 views

Fingerprint-GUI login ISSUE with new 18.04 LTS

This exact same question was asked here but the community missread and marked inacurately as a duplicate. fingerprint-gui and 18.04 login issue I am also NOT asking HOW TO install. I am asking ...
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0answers
108 views

Gnome Display Manager shutdown after installing NVidia 340 driver

I'm a new Ubuntu user. I installed the 18.04 LTS and changed my graphics driver from an open-source driver to the proprieatary NVidia 340 driver. When I restarted my computer after that, GDM failed to ...
0
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1answer
62 views

How can I get to TTY from a broken login screen?

I have Ubuntu 18.04 LTS and I just installed kernels 4.13.4 and 4.17.11 with ukuu to attempt to fix an overheating issue. This seemed to break all of my boot images as none of them will boot properly. ...
1
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1answer
308 views

GDM3 LockScreen - User name Background Color - How to Change? Ubuntu 18.04.1

i am with Ubuntu 18.04.1 Is there a way to change the Orange Color in the below Image? its GDM3 LockScreen.
0
votes
0answers
227 views

Could not initialize class sun.awt.X11GraphicsEnvironment

I have follow log into error file: ERROR - Http Connection exception caught [/212.117.188.67:52973] -- java.lang.NoClassDefFoundError: Could not initialize class sun.awt.X11GraphicsEnvironment at ...
0
votes
1answer
433 views

Ubuntu fails to boot fully, stuck in log screen “ppp link was shut down”

When booting into my Ubuntu 18.04 install after upgrading, I am first faced with a very long boot screen, followed by many messages, the last from GNOME saying something about "the ppp link was shut ...
0
votes
1answer
602 views

Ubuntu 18.04 boots to black screen without nvidia, tried lightdm, xfce, but nothing worked

I upgraded from Ubuntu 17.10 to 18.04 and everything was fine for about 2 moths after the upgrade. Now, my system boots to a black screen (the monitor backlight keeps on), and I can only reach the ...
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0answers
228 views

Alternative greeters for GDM?

Where can I find some alternative greeters for GDM? And if I wanted to change the lock / login screen to look more like the lock screen of Windows 10, how would I accomplish this?
3
votes
2answers
4k views

How to disable GUI on boot in 18.04 (Bionic Beaver)?

It appears that sudo systemctl disable gdm3 && sudo systemctl disable gdm do not work in 18.04 to disable the windowing system at bootup. What's the method for doing this now?
0
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0answers
219 views

Check Resolution to 18.04 gdm3 Issue

After a recent software update my computer stopped booting into the normal login screen. Instead I see several terminal logs that ends with Started User Manager for UID 120 Or something like this ...
3
votes
1answer
561 views

Ubuntu 18.04 autostart script with gdm

How can I start a program/script as root as soon as GDM starts. I need the said program/script to start even before the user has logged in. It needs to start as soon as the GDM login screen shows up. ...