Questions about the login screen, specifically customizing/troubleshooting it.

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0answers
283 views

Ubuntu login screen doesn't show up after installing postgresql

I just installed Ubuntu 12.04 on my new machine and everything works fine. However, when I install postgresql and shut down the computer, when I log back in, there's no graphical login screen. The ...
1
vote
0answers
97 views

Ubuntu login black screen after postgis install

I just built a new computer running an ASUS P8Z77-V LK motherboard with no graphics card. Can boot into Ubuntu, run a bunch of the usual programs (Chrome, etc) no problem. However, when I install ...
0
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0answers
33 views

Login screen loops on Unity, how to get out? [duplicate]

I understand that there are several questions discussing essentially the same thing in the past, and I have already looked through most of them. I have a Ubuntu 13.04 installation that was working ...
0
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0answers
77 views

Replacing a cheap card (Geforce 520 GT) with Sapphire VGA PCI-X 7790 1GB

Until now it has been a nightmare. Ok first of all my system is dual boot with Ubuntu 12.04 and Windows 7. I needed to replace my old graphics card with a better one because of my gaming needs and i ...
0
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1answer
65 views

Regular login-screen sometimes replaced by a nonfunctional white text on black login-screen

I'm running Ubuntu 12.04.3 LTS on a Dell Inspiron 1200. Most of the time when I power up the regular login-screen appears. Sometimes a minimalist white text on a black screen appears. The screen ...
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0answers
26 views

KDM Login Will Not Accept Username & Password [duplicate]

I have just installed KDE , set up my preferred environment (with desktop cube effects color scheme, set the splash screen to "minimalist" and also installed ksnapshot.) Installation was done with the ...
0
votes
1answer
1k views

How to install Debian with encrypted / and passphrase required before login-screen? [closed]

I'm trying to install Debian in my Dell inspiron 8GB ram + 500GB HD. Althought I could install it without any problems with the regular install and even with a few modifications, I'm trying to ...
0
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2answers
1k views

Changed my display manager to lightdm-gtk-greeter. Now I can't login

Last night I edited the default-display-manager file and changed my default display manager from lightdm to lightdm-gtk-greeter. Then I edited the lightdm-gtk-greeter config file and changed the ...
0
votes
1answer
1k views

Why can't I log in after upgrading to 13.04?

I've just upgraded my system from 12.04 to 13.04. However, after typing in my login credentials the screen goes black for approx. 1 sec. and then the login screen reappears, asking me again for the ...
21
votes
2answers
469 views

Before you login you must answer me these questions 3?

I have two kids that love Ubuntu so much so that they are not doing their Math homework. So in the spirit of Monty Python, I would like to present them with something like: "Stop. Who would cross ...
0
votes
1answer
193 views

Can't login after power outage [duplicate]

I have a desktop with no battery power with a very simple surge protector. I am running Ubuntu 64-bit 12.04. Apt-get needed a restart of my computer to finish installing the latest updates I had ...
0
votes
1answer
212 views

Can't log in whit GDM

I have installed Ubuntu gnome. I restarted it and all went fine. The next day, when i tried to turn on my computer, it appeared the load session screen, and, once i have logged in, it just stayed like ...
2
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0answers
265 views

Installing Ubuntu TV

I have installed desktop and wanted to install Ubuntu TV. I followed the instructions, and rebooted to the login screen. I clicked unity 2D, but it just takes me back to my main login screen, where I ...
0
votes
1answer
150 views

How to change the session language on login in Ubuntu 13.04

In older versions of Ubuntu it was possible to change the language (if language packs were installed) during the login. Therefore the login-window showed a drop-down menu with all installed languages. ...
0
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0answers
17 views

Login stopped working after update [duplicate]

I was able to login with startx screen. However, after a restart after a recent update, I am not able to login. Even guest login doesn't work. I am able to login into the terminal. If I do a ...
0
votes
1answer
257 views

GMA 3150. Black screen before login

I tried to install Ubuntu 12.04, 13.04 and Mint 15, but I got the same bug. It's a Lanix Lt netbook with a GMA 3150 graphic card. When I boot from the liveCD (on a USB) works perfectly. But when the ...
0
votes
1answer
2k views

Login loop, can only login as Guest. Ubuntu 12.04

My computer wont allow me to login unless its as guest. I have pressed ctrl+alt+f1 and can login using my administrator account there, but not in the normal interface. I have done updates and ...
1
vote
1answer
639 views

Customise Ubuntu 12.04 login screen logo with yours

I have Ubuntu 12.04 LTS installed. Can someone tell me how can I change/replace the Ubuntu login logo with mine or my name? Please give full steps involved, because I am new to Ubuntu.
0
votes
1answer
497 views

After changing password, cannot log in

I lost the password to my old laptop, and after reading, I found out how to change it using the text interface. I successfully changed my password to my root user, but now instead of telling me ...
0
votes
0answers
136 views

ubuntu 12.04 not getting Shutdown

Im using Ubuntu 12.04 and every time I try to shutdown or reboot from GUI, it just logs out and just be there in the login screen. It only shuts down after I login and open a terminal,become a root ...
0
votes
1answer
1k views

Can't use lightdm-webkit-greeter

I'm trying to use lightdm-webkit-greeter instead of the default unity-greeter on Ubuntu 13.04. First I installed the greeter: sudo apt-get install lightdm-webkit-greeter Then I ran this command to ...
1
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0answers
205 views

I can't log in to Ubuntu 13.04

For some reason when I restarted my PC dual-booted with Ubuntu 13.04 and Windows 8, whenever I go into Ubuntu and I get to the lock screen and I put in my password, it will load, the screen will turn ...
0
votes
1answer
126 views

Problem with newly installed Ubuntu 13.04

AMD Athlon 64x2 dual core processor 2.3 GHz 2GB RAM I Just installed Ubuntu 13.04 on the D: drive which has no other data in it. Windows8 is present on the C: drive. Ubuntu works fine till the login ...
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0answers
81 views

Ubuntu crash when i push something on design mod ADT

when i drag something from the pallet on Eclipse Design mod for android, my ubuntu crashes returning to the login screen. I using AMD Propietary driver ATI FIRE GL on ubunto 12.04. If i switch to ...
0
votes
1answer
5k views

How do I change the default logon screen in 12.04 [duplicate]

I'm wondering how I would go about changing the default logon screen (just the background) in Ubuntu 12.04. I can't seem to figure it out.
1
vote
1answer
456 views

User disappeared from login screen

I can not log in on the graphical login since my username does not appear as a possible choice. What dictates which users appear there? I just changed my uid from 1000 to 872 while being logged in as ...
3
votes
1answer
252 views

How do I get the session option for KDE in the login screen? (installed kde-full)

I've installed the package kde-full in Ubuntu 12.10. As I know I should be able to switch to KDE on the login screen, after it is installed. However, I only see two options: Ubuntu 3D Ubuntu 2D ...
1
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0answers
107 views

multi-monitor wallpapers on login screen?

I am using Syncwall to manage multi-monitor wallpapers on 13.04 just fine, but I was wondering if there was a way to make it work with the login screen. Right now my login screen is just copying the ...
2
votes
4answers
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
4answers
4k views

Ubuntu 12.04LTS stuck at login mouse and keyboard not responding

I have Ubuntu 12.04LTS installed on a dual-booted machine (i5 dual core 8G ram) and it's been working fine, but today for some reason when I logged out and tried to log back in it is stuck at the ...
2
votes
0answers
123 views

How to change the login type in Ubuntu 13.04?

Whenever I change to Gnome Fallback, Ubuntu changes it right back to the default Ubuntu, any help? Oh, and this is on Ubuntu 13.04
0
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0answers
19 views

How to not show a user in the Ubuntu login screen? [duplicate]

I have created a user called training using the adduser command and user training appears in the login screen. How to not show any particular user in the login screen? I am using Ubuntu 12.04 with the ...
8
votes
5answers
17k views

Changing login screen wallpaper

I have been trying to change my login screen wallpaper to one of my own using ubuntu-tweak. The wallpapers are located in Ubuntu's default wallpaper folder and I have given all users read privileges ...
0
votes
1answer
46 views

How do I change the caption of the “Login” button?

When setting up a user for login without a password (i.e., by adding the user to the nopasswdlogin group), a "Login" button appears in the LightDM screen. How do I change the caption on the login ...
1
vote
0answers
454 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 ...
3
votes
1answer
391 views

Very slow mouse on login screen

I have just finished installing Ubuntu 12.04.2 LTS 32 bits on my Toshiba Satellite L355D-S7809 laptop. I have performed apt-get update and upgrade and rebooted. The mouse movement on the login screen ...
3
votes
1answer
731 views

Back to login screen when using Xubuntu desktop

I've installed lot of DE's, including xubuntu-desktop. Then I decided to uninstall all except xubuntu-desktop. Now, when I login to Ubuntu using either XFCE or Xubuntu session, a few seconds after ...
0
votes
1answer
282 views

I want to delete warty-final-ubuntu.png

I've seen many stuff here about it but all I want to do is delete this big 2 MB image which loads everytime my Ubuntu boots. As the general law says these things slows down the system. On boot it ...
1
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0answers
237 views

Lightdm making me log in twice

The second login screen is normal. But in the first login screen, I can type any password to go through it and strange characters appear in the upper-left hand of the screen when I type. Would ...
3
votes
0answers
241 views

Logon screen resolution on two displays (Intel HD Graphics) [closed]

I have a laptop with Intel HD Graphics and resolution 1366 x 768 (d.1) and a display with resolution 1280 x 1024 (d.2). When I connected it via VGA while in my desktop it worked all right, but after ...
0
votes
1answer
302 views

Startup Screen stuck after login done

Its a very new install of Raring (Ubuntu 13). My only OS on a HP dv2600 laptop with 2Gb RAM & 160Gb HDD. My Login screen is stuck after the login is done. Its like it freezes after the login. It ...
1
vote
0answers
23 views

How to extend keyboard settings to login screen?

I need to use a 3rd level key while in the login screen. I have mapped it to Left-Alt in my account, but in the login screen settings seem to have been not applied. Is there any way to apply an ...
0
votes
1answer
255 views

Lost desktop in Ubuntu 13.04

I have Ubuntu 13.04 installed alongside Win 7 in a 10Gb recovery partition that has been fine. I didn't like Unity, so was using Gnome desktop, no problems. Today I noticed disc space on Ubuntu was ...
1
vote
2answers
212 views

Where is the /etc/login.conf file in Ubuntu 12.10 and latest?

Where is the file for the general login for to configure it? /etc/login.conf seems to be outdated in 12.10 ? I want to adjust maximum number of login attempts. e.g. in sudo from 3 to 1. same for ...
0
votes
3answers
1k views

How To Set Default Wallpaper As Login Screen Wallpaper [Automatically]?

I`m Unable To Set The Login Screen Wallpaper Of My Custom Wallpaper Is There Any Working Tool Which Changes Easily Without Any Bugs
1
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0answers
28 views

I can't access to my session [duplicate]

I try to log in my session but the login screen reappeared each time , the password is correctly entered. NB: the guest session is accessible
1
vote
1answer
224 views

Can't login to my user

I was installing NVM using this command: curl https://raw.github.com/creationix/nvm/master/install.sh | sh as explained in the github page https://github.com/creationix/nvm It didn't work, so I ...
1
vote
1answer
402 views

How can I get back to a login screen after a freeze?

I have to manually shut down and to enter my SDA crypt pass and my user pass over again. How do I force the poweroff without having to hit the power button, or get back to a login screen. Nobody has ...
1
vote
2answers
2k views

Blank screen after entering password on login screen after clonezilla restore

I get a blank screen after entering my login password at the ubuntu login screen. And after a short while the login screen is restored. Any further attempts result in a similar cycle as before. This ...
2
votes
1answer
155 views

Background missing in loginscreen and in guest session.

Yesterday I followed this answer on "How do I add customized wallpapers so they appear in the dynamic unity greeter?" to make my wallpaper appear in the login screen. But instead of only changing the ...