0
votes
0answers
18 views

How do I get lightdm to log me in when it freezes on Ubuntu 14.04?

I'm on Ubuntu 14.04 (somehow) and lightdm doesn't let me log in after I enter my password so I'm using gdm. gdm works fine. What happens is the password field disappears and I can't click on guest ...
0
votes
0answers
130 views

Can't login to Ubuntu Gnome 13.10. Login screen doesn't appear

I had been using Ubuntu Gnome for over 3 months now, without any issues. Today, when I tried to boot the os, I couldn't see the login screen. Instead, it shows the Screen with Gnome logo and it isn't ...
0
votes
1answer
425 views

Stuck at boot screen 12.04

I tried to install a lightdm greeter theme but after dissapointing results I chose to try gdm instead, which prety much reconfigured my desktop theme, so I chose to remove them both. Since the last ...
1
vote
1answer
59 views

All display managers boot into Gnome Classic (No effects)

I've tried both gdm and lightgdm but no matter what I do, I get logged in to Gnome Classic (No Effects). The terminal's transparency is a nuisance here and I completely do not want to work on anything ...
1
vote
2answers
127 views

Forgot to install login screen after removing unity and installing kubuntu-desktop

First I must admit that I did something really stupid. I de-installed unity from my ubuntu 12.04 LTS to install kubuntu-desktop as I wanted to try out a different desktop environment. The problem is ...
0
votes
0answers
40 views

Stuck at login screen, help

i've ubuntu 13.10 , when i write my password , ubuntu wait for 3-4 seconds and then show the login page again this error didn't happen after updates, i'm still working to find many solutions but they ...
0
votes
0answers
72 views

GDM Autologin not working..

I removed lightdm since I was not able to login as it was booting to a blank screen. Hence I installed GDM and everything was fine. Now when I try to use the Autologin option through GUI interface and ...
0
votes
1answer
122 views

black screen on booting

I've been working with Ubuntu on my lenovo for awhile. after heavy using I started to face the black screen when I reboot. Cursor at the top left blinking with the sound of rebooting. I still see the ...
0
votes
0answers
16 views

How to migrate gdm font setup?

I have purged gdm and switched to lightdm. This changed how my fonts look in X applications. Unfortunately, they did not get prettier. How can I have the same fonts in both or migrate settings from ...
0
votes
1answer
148 views

Tried replacing LightDM with GDM, now computer won't start

After upgrading from 13.04 to 13.10, I was having the problems described in this bug (ie couldn't mount a USB/CDROM and couldn't use GUI shutdown button) ...
0
votes
1answer
1k views

low-graphics mode error in 13.04 with no graphics card [duplicate]

When I try to boot my computer, I get this error: "The system is running in low-graphics mode Your screen, graphics cards, and input device settings could not be detected correctly. You will need to ...
2
votes
1answer
1k views

Login loop with gdm and lightdm, startx works

I am running 12.10. Attempting to login via gdm lands me back at the login page. The behaviour is the same for when I switched to lightdm. Logging in with guest is fine, and logging in with a test ...
0
votes
0answers
83 views

Gnome 3.8 Update Issues

I installed Gnome 3.8 about 3 weeks ago and it worked great! Just recently I updated and everything about the boot-up has been a little odd. Firstly, the boot screen wasn't the purple and orange ...
0
votes
1answer
822 views

Ubuntu 13.04 returns to login screen when logging in & update problems

In an attempt to fix the problem, I uninstalled lightdm and gdm is now the default. But I experience the same problem with gdm. When I try to reinstall lighten, I receive: WARNING: The following ...
1
vote
0answers
449 views

Ubuntu Opens in Black Screen Using Lightdm But Working When Using GDM

Last time I installed lm-sensor (a package to know CPU Temperature) and restarted my system. $ sudo apt-get install lm-sensors $ sudo sensors-detect $ sudo service module-init-tools ...
0
votes
0answers
178 views

Unity Fails to Load

I recently installed Gnome 3.8 to play around with it. I thought it would only add it to my session manager, but it also made it default and began using the GDM instead of LightDM. Then, things got ...
2
votes
4answers
21k views

How do I kill the x-server?

Every time I try to kill the x-server, sudo service lightdm stop so that I can install the latest Nvidia drivers, I get an error message. stop: Unknown instance: What am I doing wrong?
2
votes
2answers
5k views

Ubuntu 13.04 - can't login to Unity, keep going back to login screen with all users

today I've updated openssl and libssl (automatic update). After reboot I can't login with any user (even with Guest or new one) into X. I've tried with installing gdm, gnome-session-fallback - no ...
1
vote
1answer
447 views

Wrong resolution for Lightdm/GDM on Ubuntu 13.04 using HDMI

I've tried all the solution I could find on the matter so far, but the error persists. My problem is that the login screen (both under gdm and lightdm) runs with the wrong resolution, even though all ...
1
vote
0answers
418 views

Cannot boot normally, without restarting lightdm (or gdm)

I had a problem precisely described here: http://www.webupd8.org/2013/01/ubuntu-lightdm-black-screen-when-using.html, black screen with blinking cursor instead of login screen. I've switched to gdm ...
1
vote
0answers
641 views

Black screen after Ubuntu loads (LightDM)

So, I have this problem, LightDM doesn't appear, after Ubuntu 12.04 loads, it shows a black screen with a white bar on the command line. I know the problem is LightDM, because last time I used Ubuntu ...
0
votes
1answer
89 views

GDM Starting Twice?

Lately, I keep getting booted into low graphics mode (using Intel, I don't have a xorg.conf) and when viewing startup errors it says "Fatal server error: Server is already active for display 0" This ...
0
votes
0answers
76 views

error change Lightdm to GDM in my custom livecd ubuntu 12.04 doesn't work

i'm change lightdm to gdm in my custom livecd, and when booting doesn't autologin. and when change back to lightdm my custom livecd already running normal. any suggestion?
0
votes
0answers
101 views

Desktop Manager Deleted

I have been purge gnome3-team ppa, but accidentally both of my desktop manager (unity and gnome-shell) also deleted. In Login Screen(lightdm) I entered my password, but get back to login screen again. ...
0
votes
0answers
104 views

Can't switch desktop at login: menu missing

At login there is no icon to get the dropdown menu for selecting the desktop. I am currently using GNOME, but can't switch back to Unity.
2
votes
0answers
747 views

cannot click in some windows, ubuntu 13.04 64bit

EDIT: I tryed both, lightdm and gdm. ''sudo restart lightdm'' helps temporarly. I cannot click in firefox until I start something else e.g. shell. But than the mouse cannot click anything outside ...
0
votes
0answers
171 views

Ubuntu 12.04 hangs at login after user password has been changed in recovery mode

I already posted this, but I found out a few new things, so I hope it is ok if I just edit my old post. I am aware that this problem has been discussed several times. However, all the fixes I could ...
0
votes
1answer
410 views

Lightdm doesn't work properly

I have gnome installed on my Ubuntu 12.10 and I am using gdm as default display manager. But the greeter for gdm is not working properly and whenever I try to switch back to Lightdm the GUI just ...
0
votes
1answer
4k views

ubuntu 12.04 login returns to login [duplicate]

This is not a resolution issue, I am on a netbook, that has been working fine for years, I have no nvidia graphics, guest user works just fine with the existing graphics and adding a new user has ...
2
votes
0answers
123 views

Getting a blue wallpaper screen with no desktop bars

I just got a linus VPS after like 6-7 months. I installed a clean copy of 11.10, and then used this tutorial to install ubuntu-desktop and get a VNC connection going: ...
0
votes
0answers
184 views

Attempting to log in as main user loops

So at first I had this problem that when I booted up my computer it gave me the low graphics error. Was only able to go to low graphics mode. I fixed it by just removing everything from fglrx. Now ...
1
vote
0answers
111 views

Cannot Login to My Machine Using the *Right* Password

Here are the facts: I ran some stress-tests last night. I forgot to reset the logs to minimal. When I got this morning, I saw that hard drive is full /dev/sda1. Cleaned up the large file (350GB). ...
0
votes
0answers
690 views

Quantal Upgrade: Can't log in

I've already been through a number of threads, so I'll summarize my situation and my attempts so far: When I get to lightdm or gdm, I enter my information then get returned to lightdm or gdm. I use ...
0
votes
1answer
2k views

How do I get back the Unity login screen after installing gnome-core?

I installed gnome-core and now I have an ugly login screen. I want to reset or delete gnome-core and re-install the Unity login screen, or just switch back to LightDM. Is there any way to do it easily ...
2
votes
0answers
529 views

Is there a way to use LightDM and Unity but get a lock screen like GDM in 12.10?

I like the GDM locked screen theme a lot! But even if i set GDM as the Display Manager but log in to Unity session,the lock screen remains that oh LightDM... I want to use LightDM as my login Display ...
5
votes
1answer
35k views

Which display manager should I use? LightDM or GDM? [duplicate]

Possible Duplicate: What’s the difference between GDM and LightDM? I'm a somewhat experienced noob on this Linux-thing. I'm growing quite familiar with Ubuntu and I just love Gnome(3+). ...
1
vote
0answers
2k views

GDM and LightDM display managers not working for 12.10? [closed]

On my Ubuntu 12.10 Beta system, I am having a few problems with my display managers. LightDM does not let you go into any desktop besides Unity, and GDM crashes about 1/3 of the time after logging out ...
0
votes
1answer
1k views

Can't replace MDM Display Manager with LightDM!

Well, I installed MDM, and found it's buggy with my VGA hardware due to the following screen after rebooting: This screen repeats, even if I choose Yes or No As I have access to the console (by ...
2
votes
0answers
483 views

Problems with both LightDM and GDM using DisplayLink USB monitor

When I use LightDM, it will auto-login to desktop just fine. The only problem is Compiz doesn't work, and menus don't work. I can't right-click the desktop, and I can't select program menus in the top ...
0
votes
1answer
496 views

personalize session list on (KDM|GDM|LightDM|some_other)

A bit of an odd question: I want to change the list of sessions available on (KDM|GDM|LightDM|some_other) to a user, without affecting the sessions available to others. Specifically, I have one user ...
0
votes
2answers
9k views

Ubuntu 12 gdm install remove problem

I installed gdm. Then I removed it with: sudo apt-get remove gdm sudo apt-get purge gdm Now I can't pass Ubuntu logo at starup. How to enable lightdm back? Have tried sudo dpkg-reconfigure ...
11
votes
2answers
19k views

How do I switch from LightDM to GDM?

How do I switch from the default display manager (Lightdm) to the older display manager (GDM)?
9
votes
1answer
19k views

How do I make GDM the default display manager?

I believe my question says what I am trying to achieve. Steps I tried to make gdm my default display manager: sudo dpkg-reconfigure than select gdm as my default. Edit ...
4
votes
3answers
2k views

setting up multiseat on 12.04

I'm using a single nvidia Quadro FX 3700 card on my system. This thread: How to set up a multiseat system? suggests that changes should be made to the lightdm.conf and xorg.conf files. When I made ...
1
vote
1answer
2k views

Login crash loop

After about the second/third batch of updates on a fresh install of Ubuntu 12.04, I end up getting stuck in an infinite login loop: I enter my password, screen goes black and shows me the end of the ...
8
votes
2answers
11k views

How can I replace LightDM with MDM?

Linux Mint Cinnamon 1.4 released with "MDM display manager". It is based on the code of GDM2.20. It provides: Graphical configuration tools Themeability Remote, automatic and timed login Event ...
4
votes
1answer
13k views

How to change from GDM to LightDM?

I've upgraded to 12.04. My upgrade didn't go as expected; X crashed at the middle of the upgrade. I had to install many packages manually. This left me with a GDM login screen. How do I change from ...
2
votes
0answers
2k views

Login returns to login screen [duplicate]

Possible Duplicate: Ubuntu - resolution issue causing login screen loop So, after much googling and searching this very site, I've seem to have encountered another problem. During the ...
1
vote
2answers
2k views

lightdm and gdm broken after upgrade to 11.10

I upgraded to oneiric. When my machine boots, I get a black console with text messages listing the services that are starting up, and then my machine sits there in that state and lightdm never comes ...
0
votes
1answer
891 views

How to load graphical login screen? [duplicate]

Possible Duplicate: How to load graphical display manager when booting? I have just upgrade to 11.10 from 10.04. I cannot see login screen on tty7. I can still login into tty 1-6. I have ...