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

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24 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 ...
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2answers
104 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 ...
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607 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 ...
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1answer
586 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?
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1answer
64 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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1answer
160 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 ...
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33 views

My Kali desktop is messed up after trying to change Login-Background.png in /usr/share/images [duplicate]

I have been running the latest version of kali Linux for about a month now. I got tired of seeing the Default Kali Linux login screen so I googled how to change it. The answer method I found said ...
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1answer
2k 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 ...
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1answer
541 views

Gnome desktop environment stopped working in kali linux(debian based)

Gnome desktop environment stopped working after change in libudev.so.0 in /lib/x86_64-linux-gnu/ and showing error: cannot open shared libraries I am trying too hard to get rid of this problem but ...
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210 views

Gnome and Gdm doesn't recognize my password

I installed Archlinux as Virtualbox's guest on Windows. After installation, I can not log in through GDM, though it lists my user name, and the root account doesn't work either. The error info ...
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1answer
301 views

FreeBSD 10 on VirtualBox not booting into GDM

Instead, I get a plain shell prompt log-in. After logging in, I try gdm start but get this: # gdm start ** (gdm-binary:977): WARNING **: Failed to acquire org.gnome.DisplayManager ** ...
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1answer
3k 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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75 views

RHEL - GDM could not be initialized

Actions before the GDM failure I was trying to install RT tool in my system. However, the RT tool required Perl 5.10. So, I did yum remove perl to remove the existing version. While the command was ...
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1answer
1k views

Opening session via XDMCP to GDM

I have a RHEL6 server which we connect via XDMCP. If I start xdm (xdm &) it works but the login screen is the old xdm simple login and not gdm. Our RHEL5 servers connect to gdm just fine. The ...
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1answer
125 views

Enlightenment (E17) not opening settings windows or click menu

I cannot open any settings windows and cannot access the menu be clicking on an empty part of the desktop on enlightenment installed on Arch. What could be the problem? If it helps with finding the ...
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0answers
84 views

How to set up the login screen to ask for keyboard layout

I just upgraded my distro, now it no longer has a menu to set the keyboard layout in the login screen (gdm). Previously a user could select there icon, then change the keyboard layout (it would also ...
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0answers
142 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 ...
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1answer
719 views

How can I set gdm login screen time to 24 hour format?

I installed CentOS 6.4 within VMWare 7 by easy setup. Afterwards I had to change locale settings to German. Everythings works fine accept that the clock on the login screen is still in ...
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1answer
8k 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 ...
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0answers
197 views

What's wrong with my Xorg's config?

I'm using gnome under Arch Linux in my laptop with a 1920*1080 monitor on the left of it, I set the monitor as my primary display in GNOME and everything works fine after I log in. However, GDM ...
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1answer
525 views

How can I change the keyboard layout before I log in?

In order to switch to a new keyboard layout I have added an setxkbmap command to my Openbox's autostart.sh. However, this only takes effect once I log in (when Openbox starts). While logging in, in ...
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1answer
167 views

How to let GDM shares monitor configure with GNOME?

I'm using gnome under Arch Linux in my laptop with a 1920*1080 monitor on the left of it, I set the monitor as my primary display in GNOME and everything works fine after I log in. However, GDM ...
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3answers
1k 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 ...
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1answer
316 views

GDM not showing when I boot my FreeBSD system

I've installed FreeBSD 9.1 in a VirtualBox VM, and did some basic setup. After that, I had installed Gnome2 via sudo pkg_add -r gnome2. Along the way, there were some errors. Mostly it was (I think) ...
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3answers
738 views

GDM hangs when home directory is inaccessible

I have setup a OpenSUSE 12.3 workstation with SSO through KRB5 and LDAP. This works pretty smoothly up to the point where GDM isn't very happy about that fact that it cannot access user's home ...
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1answer
273 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 ...
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598 views

Gdm3 doesn't start after upgrading system

I installed Debian a few days ago. The first thing I did was install the ATI graphics driver (I needed some additional software to install it) and some apps for everyday use. Today I upgraded the ...
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1answer
211 views

Shutting the computer down from Openbox

I've recently installed Openbox,and read a guide that said the PC should be shut down via this command: gdm-control --shutdown && openbox --exit However, it seems a bit counter intuitive. ...
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1answer
138 views

Graphical login of a local user remotely

I'm trying to automate a lab of computers running Fedora 17 (Gnome). I need to write a script that logs out the current local user on the system and logs in as a different user. The systems are ...
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1answer
93 views

Disable “Priveleged user popup” in fedora 8

Problem Statement :- Automatic Login as "root" in fedora 8. I tried with "/etc/gdm/config..." file . (working in linux) But in fedora 8 there is a pop up showing " ...
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3answers
604 views

One PC, several users, Gnome 3 and Awesome. How to easy switch users via GDM

I'm using Arch Linux with Gnome 3.6 installed. There are several users on this PC with their own accounts. We used to use just switch user button instead of logging out. So almost always several users ...
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0answers
105 views

beagleboard com and HDMI dispaly

I've installed Ubuntu 11.10,lkde and gem on my BB and I connect to it through serial com. when trying GUI application through the com (e.g. gedit) I get "display not found, though a monitor is ...
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1answer
409 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 ...
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1answer
441 views

Run metacity without gnome-shell (gnome 3)

Hi how can i use metacity with composite manager without gnome-shell. I'm trying to do so in my custom xsession #!/bin/bash if test -z "$DBUS_SESSION_BUS_ADDRESS"; then eval `dbus-launch --sh-syntax ...
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1answer
374 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 ...
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2answers
220 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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2answers
2k views

Fedora: System hangs after upgrade to FC18 (“started gdm”)

I've been upgrading my eee laptop from Fedora 17 to 18. After a reboot the system shows up the boot message [ OK ] Started GNOME Display Manager. and does not go on any further. The system is ...
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2answers
576 views

System-wide power management policy on debian-based distros?

I would like to put idle machines in our lab (running Mint Debian edition) on standby after a timeout. I have tried pm-suspend and it puts the machines on standby and wakes up fine. Does anybody know ...
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2answers
2k views

Gnome 3.6.1 doesn't work with startx anymore, only with gdm

I normally prefer my system to boot in text mode and manually start Gnome with startx but if I do that with Gnome 3.6.1, I get many errors and a basically unusable operating system. After installing ...
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2answers
1k views

$PATH in /etc/profile not inherited by user shell

I have this in /etc/profile in Fedora 17: PATH=$PATH:"/usr/pgsql-9.2/bin" EDITOR="/usr/bin/emacs -nw" PSQL_EDITOR="/usr/bin/emacs" PAGER="/usr/bin/less" export PATH USER LOGNAME MAIL HOSTNAME ...
2
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1answer
269 views

Mint 13: Is it possible to skip standard login password dialog in presence of a pendrive with the key

To meet my security needs I set up quite long user password on my notebook. But when I am at home or other secure location, typing it down is cumbersome. It would be nice to let the gdm (or: mdm, ...
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1answer
462 views

Preloading gnome-shell before getting login dialog from gdm, is it possible?

Is there anyway to (pre)load gnome-shell before getting user account login dialog from gdm? The problem is after login from gdm I have to wait for gnome-shell to be ready with non-responsive , no ...
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1answer
275 views

How do you set up the environment for es?

I've been playing with es the last couple of days, and it (like rc) has the quirk/feature that it only runs its startup script (.esrc) on login. The usual way to run code in each interactive session ...
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1answer
265 views

How do I set my login avatar in MATE? (Fedora 17)

Plain old GNOME 2 had a panel applet which displayed your user long name. It had a menu option under which you could set an image to be a login avatar, and it appeared in the gdm display manager (aka ...
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188 views

Make gdm/mdm prompt for an empty password on liveCD

By default Fedora liveCD is configured in a way that liveuser is logged in automatically since following lines added to gdm/mdm (a fork of gdm of GNOME2) configuration file [daemon] ...
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2answers
3k 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 ...
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0answers
950 views

Using gdm to manage xdmcp authentication over VNC

I've followed a few guides in order to enable XDMCP over VNC, however the end result is an ugly, if functional, default X login screen. It is not utilizing gdm for the authentication process, and I ...
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1answer
753 views

LightDM shows a black screen in my Arch Guest VM

I'm trying to get LightDM to work but for some reason it just shows up a black screen when I get to the user selection screen, GDM works fine though. I followed the ArchWiki doc and it's strange ...
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1answer
1k views

Dual monitors on dual video cards on Ubuntu

I have been trying this to no avail. I am new to Linux, so a step by step explanation would be greatly appreciated. I have two NVIDIA GeForce 8600 GT video cards. I want a monitor to run on each card, ...
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4answers
3k views

Set Default/Global Gnome Preferences (Gnome 3)

I have recently switched to Gnome 3 from Gnome 2 (and switched to Linux recently before that), and Gnome 3 doesn't give me as many options to change settings via the GUI, and especially not to change ...