the GNOME display manager (GDM) is a display manager for X Windows Systems

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4
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1answer
4k views

gdm graphical login prompt problem (OpenSUSE 11.2)

I'm trying to figure out why the graphical login prompt won't show up at the login page. I see the wallpaper just fine, but the graphical login prompt wont show up no matter how long I wait. So, In ...
3
votes
1answer
6k views

CentOS 6.5 Login Screen GDM Issues

I have a few issues with the GDM login screen. I am using CentOS 6.5 and installed GNOME. I was able to change the background of the login screen by replacing the default.png image on the system. ...
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0answers
660 views

turn on numlock at login screen. GDM

GDM is turning off numlock key. I have tried following: a) installing numlockx and inserting following lines at /etc/gdm/Init/Default if [ -x /usr/bin/numlockx ]; then /usr/bin/numlockx on fi ...
3
votes
3answers
2k views

GNOME doesn't work on Debian Jessie after installing fglrx

I'm using 64bit Debian Jessie and followed these instruction to install fglrx for Radeon HD 7000 series: https://wiki.debian.org/ATIProprietary However GNOME doesn't work after it. I installed ...
0
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0answers
21 views

Gnome (gdm) fails to start after command-line install

Installed gdm via the default openSUSE installer (zypper). The install completed successfully but gdm won't start from the command-line. I also have a KDE install which stalls on the loading bar, but ...
5
votes
1answer
1k views

gdm greeter configuration: Exclude all *except* for one specific user

I have Googled this one and tried so many combinations, with no success. I need the GDM login greeter to display one and only one username. In effect, what I need is something like this in ...
5
votes
2answers
283 views

How to automaticaly enter sudo's grace period upon login

Knowing that giving a user a sudo's grace period right from the point when he/she login might be a security issue, I still think it will be a beneficial trade-off between security and usability in my ...
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4answers
18k views

How do I configure the GNOME gdm login screen?

I recently installed Arch Linux and have it mostly set up. With many other Linux distributions, there is a tool that is used to configure the look and feel of the login screen. I would like to change ...
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0answers
29 views

Change GDM display timeout

I need to change the GDM display timeout from 10 seconds to something more forgiving. That is to say, my screen shuts off after 10 seconds in the lock screen. I am running Fedora 23 with Gnome on a ...
4
votes
0answers
395 views

OEL6 Slow boot && Millions of socket files in /tmp/orbit-gdm

Background on question Lately I've been having some trouble with slow booting on the servers, sometimes over 2 hours to boot stuck on "Enabling Local Filesystem Quotas:" After searching I managed to ...
3
votes
3answers
27k views

Disabling graphical login in Debian wheezy

I have installed Debian wheezy on my machine with a netinst image, now I would like to deactivate the desktop and boot straight to the command line, not only that but I would like to not waste any ...
0
votes
1answer
109 views

RHEL6 && OEL6 How is $DISPLAY determined on startup?

I'm experiencing inconsistent $DISPLAY variables on my OEL6 servers which have caused quite a bit of trouble with socket files. I have found surprisingly little on what actually sets the environment ...
3
votes
1answer
63 views

Problem with gdm on debian

I wanted to fix one problem and created another. I had a gnome-shell process which was taking up a lot of my CPU. I tried pkill gnome-shell and after that I couldn't do anything and was forced to ...
1
vote
1answer
13 views

Red Hat 7 GDM + NIS Only Validates First 7 Characters of Password

I've come across an interesting issue this morning. We have noticed that GDM on RHEL 7 is allowing us to log-in with only the first 7 characters of password. We can enter anything or nothing from ...
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vote
0answers
57 views

Monitor auto-detect Ubuntu

I am currently running Ubuntu 15.04 on my desktop machine with two monitors attached. One monitor is NOT directly connected to my machine but wired through a HDMI-switch (so I can connect my PS4 or ...
3
votes
1answer
680 views

GDM will not start on boot, unable to login into graphical interface

I am running RHEL 5.8 . SELinux is enabled but in permissive mode. Here are some snippets from /var/log/messages on boot. kernel: type=1400 audit(1360613500.551:6): avc: denied { write } for ...
0
votes
1answer
39 views

problem in login with default /bin/fish shell in gdm

I set my user default shell to fish. /etc/passwd file: mlibre:x:1000:1000::/home/mlibre:/bin/fish and then, in GDM I can't login with my user (mlibre). GDM prints some error. Then, I changed back ...
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0answers
55 views

gdm Pop-Up Window on Login

So I was using a bit of bash script to get a popup window to appear on login for our RHEL 7 machines. I put the following code in "/etc/gdm/PreSession/Default". /usr/bin/zenity --warning ...
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votes
2answers
458 views

Fedora 23 - can't re-login after logout

After I logout I can't login back. I type the password but just got a blink, then the login screen is back again without error messages. I have to reboot to login again. Besides, even the Nautilus ...
7
votes
6answers
32k views

Oh no! Something went wrong! While starting the system after installing Kali Linux

I am trying to install a virtual machine running Kali (Formerly backtrack) 1.0.7 In 64 bit. My host machine is a 64 bit MacBook pro running 10.7.5. I am using Oracle VirtualBox version 4.3.12. The ...
2
votes
3answers
18k views

Mouse and keyboard not working in Ubuntu 14.04

I updated my Ubuntu Linux to 14.04 and now the mouse and keyboard don't work in the login screen. I tried re-installing grub from a Live USB, but it's still not working. I would really appreciate your ...
2
votes
0answers
97 views

Brightness falls at 0 when plugging second monitor

This only happens when using Gnome. I have an Acer Aspire V3-772GTX54206G1TMakk laptop with an NVIDIA GeForce GTX 760M graphics card running Debian 8 (jessie) 64-bit, and I'm using Gnome 3.14.1. The ...
0
votes
1answer
66 views

How do I install `gresource` on Fedora?

I'd like to change the background image of my login screen (Fedora 23, GNOME desktop). The Arch wiki has a write-up on how to do it. Basically it involves extracting the .gresource binary that lives ...
0
votes
1answer
796 views

Arch Linux: gdm gives “Oh no something has gone wrong…”

I recently decided that I will no longer use Ubuntu and give Arch Linux a shot. I did everything according to the Beginner's guide on Arch Wiki, which worked. Next I wanted to install the Cinnamon ...
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0answers
32 views

Gnome/gdm can't press some key

I installed Gnome on Gentoo.Unfortunately,I found that pressing "s" won't work,just making current window lose focus.I tried xev,and found the following output: //When I preSS a: KeyPress event, ...
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0answers
234 views

How do I enable GDM login for root on Debian?

I want the root user to be able to log in via GDM on Debian Wheezy. I have read about modifying GDM and/or PAM configuration files but the instructions I have found describe specific file layouts ...
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0answers
119 views

`gdm start` causes computer to hang

I'm having trouble getting my computer to run GNOME on my new installation of Arch Linux. When I run the command gdm start my computer hangs and I have to power it down. Alternatively if I run the ...
1
vote
1answer
91 views

Debian kernel runlevel parameter - xorg won't start with NVIDIA drivers

I am having trouble getting my display to work with the default debian kernel command line: \boot\vmlinuz-4.2.0-0.bpo.1-amd64 ro root=UUID=4e496eaa-bcf1-41a0-9eee-dd1c8367c855 ...
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0answers
85 views

GDM is flashing and I can't login

I recently switched to Ubuntu GNOME from Windows and am very inexperienced. I was using Ubuntu fine for a while. But this morning I had trouble signing in because my login prompt continuously ...
0
votes
1answer
58 views

Change HDMI resolution on-the-fly without GDM

I just disabled the GDM service to use QT programs and mplayer output. And I need to change HDMI output resolution of my Angstrom distro and it should be on-the-fly. That means basically doing this ...
0
votes
0answers
45 views

Does gdm (>= 3.16.2) expose itself to the command-line?

At risk of asking an XY question, the title is only tentative. Background I'm running Fedora 22 with gdm 3.16.2, sitting underneath an Openbox session. I've recently noticed that switching to a tty ...
2
votes
0answers
206 views

Change GDM language

I'm using Gnome on Arch Linux and I want to change the language of GDM from English to French. I followed these instructions exactly but it didn't work... Here is my locale: LANG=fr_FR.UTF-8 ...
0
votes
1answer
993 views

X won't start after Ignoring BGRT

I have a Toshiba Satellite laptop running Fedora 20 and after a restart the laptop got stuck after this message: Ignoring BGRT invalid status 0 (expected 1) The starting process runs properly ...
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0answers
134 views

GDM: Force TimedLogin user to login in specific XSession

I'm using openSUSE 13.2 (GNOME) on an old laptop connected to the TV as a Kodi Media Centre and backup computer. I would like to boot into Kodi without skipping the display manager completely in case ...
2
votes
1answer
173 views

Starting a new instance of GDM in Fedora 19

In Fedora 18, I could use gdmflexiserver to start up a new instance of X and GDM on a new VT. In Fedora 19, gdmflexiserver appears to have lost the ability to do this, and I'm looking for its ...
1
vote
2answers
4k views

How to find out the current (active) XServer DISPLAY number?

I'm using Arch Linux and things are not so easy when you try to discover the current Xorg DISPLAY (not through the env variable). Here is a working example: $ cat /sys/class/tty/tty0/active tty2 ...
0
votes
1answer
507 views

Is it possible to disable the login dialog box of Kali Linux?

For example, I need my Kali Desktop to be logged in freely, without the use of any password. That is, I should not see the following Login dialog box after the boot up. How to do that?
1
vote
1answer
581 views

FC16: can't log in via LightDM or GDM (but 'startx' works fine)

I'm running Fedora Core 16 (with all patches applied as of 11 Feb 2013, AFAICT) on a dual-monitor Lenovo workstation, and can't seem to access my desktop via a graphical login manager. My system ...
3
votes
1answer
408 views

What is the proper encoding name to use in locale for UTF-8?

Just wondering here as I have on this CentOS 7 system: $ locale -a <snip> en_US.utf8 <snip> and yet: $ localectl System Locale: LANG=en_US.UTF-8 To add to that, the preferred name ...
4
votes
3answers
3k views

How does GDM authenticate to the X Server?

Given that you usually have to authenticate to the X Server by way of a "magic cookie" stored in the .xauthority file in the user's home directory: How does GDM (like most login processes, running as ...
4
votes
2answers
1k views

Awesome not showing up in GDM?

I recently installed debian with xfce. Once installed, I upgraded to Debian testing and installed awesome, then rebooted. When I click the list of session options at GDM's login screen, the only ...
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0answers
127 views

adding a console target to GDM

In KDM, KDE's display manager, there's an option to exit the DM and login at the terminal. Gnome's display manager does not have this option. Here's the entry for Cinnamon: [Desktop Entry] ...
2
votes
0answers
45 views

Start text terminal shell from Linux DM?

Is it possible to start a shell in a text terminal from a Linux Desktop Manager such as GDM, MDM or KDM? I have a user that has a .profile with a bash select loop offering the option to startx (where ...
1
vote
2answers
302 views

First KDE Session

I was curious, so I installed kde alongside gnome (which I use primarily, for the matter). I am running arch linux, and I installed kde using yaourt, by the following command: yaourt -Syua # ...
1
vote
1answer
90 views

Distinguish between Desktop session and desktop environment

I heard/observed following words and want to distinguish information. Desktop Environment Desktop Session GDM Session Shell Window Manager So I can understand exact difference and working relation ...
6
votes
2answers
311 views

Window with activity in GNOME, notifies but doesn't show itself after Alt+Tab?

When a process that has an open window is activated, it remains un-focused and hidden underneath other windows but gives a small notification below that there was action. This is particularly evident ...
2
votes
1answer
568 views

Openbox doesn't seem to have correct environment variables set

I've installed Debian 7.0, and then installed Openbox on top of it. I've got some executable files in ~/bin, and this line in my .bashrc and .profile: export PATH="$HOME/bin:$PATH" I can normally ...
6
votes
2answers
7k views

How can I disable the user list login screen in Gnome 3 on Fedora 16 or 17?

Our login screen requirements include a warning / disclaimer and a basic login, showing just a username and password field. Sadly, Gnome 3 seems to be ignoring the ...
19
votes
1answer
25k views

What is LightDM and GDM

What is LightDM and GDM? In Linux operating system I heard both but I don't know about them and what is called? Where they are used? Are they related to display?
2
votes
1answer
10k views

Make sure X server isn't already running? [closed]

Suddenly out of the blue I was able to start the X server but with many warnings on CentOS and then I tried to make sure it was shut down by going into /usr/bin and gdm stop but there is an error log ...