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

learn more… | top users | synonyms

13
votes
5answers
7k views

rotated monitor. login screen needs rotation

I rotated my screen, and once I login, it works fine. But, the greeter (login) screen hasn't got the message that things are rotated 90 degrees. How can I change the rotation of the login screen? ...
1
vote
1answer
41 views

How do disable user list on login screen? (Prompt for username and password) Ubuntu 15.10

I was curious as to if there is a way to disable the user list on the login screen on Ubuntu 15.10, thus making it so that any user would have to enter their username as well as their password to log ...
-1
votes
0answers
35 views

Can't login to Ubuntu 15.04 with domain user without network connection

I cannot login with GUI login screen as domain user when my laptop has no network connection to domain
0
votes
0answers
18 views

HELP ubuntu 14.04 32bit wont load desktop [on hold]

My ubuntu 14.04 wont load anything but the background after I login, when i press ctrl alt f1 the terminal keeps trying to do something with "uvcvideo" (or something like that) and my 500gb hdd just ...
-1
votes
0answers
33 views

15.10 login error Extension GLX missing on display 0

Been working on this problem for a day and half and got pretty far utilizing this forum. Posting for the first time. Upgraded to 15.10 had multiple errors and think I'm down to the last one (fingers ...
0
votes
0answers
17 views

managing an LTSP Edubuntu server with thin clients

Hello there I am hoping some one can help me. I have set-up and Edubuntu LTSP server in my schools IT room which is working fine as it should, but I wish to be able to turn the server login screen to ...
3
votes
2answers
5k views

How to fix Ubuntu 14.04 LTS login screen hangs with “logging in…”

Anyone have suggestions for this: I upgraded my Ubuntu system to 14.04, and the upgrade failed miserably. I was forced to restart the system in order to get to a login. After following several ...
0
votes
0answers
21 views

Login to Ubuntu OS via console (from remote)

I have already asked google for this problem but I could not find a solution yet. Here is my situation: I have a desktop PC in my room which im atm just using to play music. I have no keyboard, ...
1
vote
1answer
20 views

How to skip login screen?

I have Ubuntu Gnome 15.10. I installed lightdm using this command: sudo apt-get install --reinstall lightdm. But when I reboot/restart the PC now I get the login screen where I can choose between ...
147
votes
31answers
225k views

Ubuntu gets stuck in a login loop

My Ubuntu is stuck in a login loop when trying to enter my desktop. When I login, the screen gets black and soon after that the login screen comes back. I've read that the problem might be caused by ...
5
votes
7answers
20k views

ubuntu 14.04 login loop problem

My Ubuntu 14.04 is stuck when trying to login my desktop. The screen goes black and soon after that the login screen comes back. I followed all steps in Ubuntu gets stuck in a login loop but the ...
3
votes
2answers
3k views

How to return the login screen of the original unity ubuntu?

I've installed the LightDM GTK+ Greeter 1.7.0 as below sudo add-apt-repository ppa:lightdm-gtk-greeter-team/stable sudo apt-get update sudo apt-get install lightdm-gtk-greeter ...
3
votes
0answers
341 views

How do I rotate the login screen?

So I am trying out the 14.04 and I keep both of my monitors in portrait mode. But the login splash is in landscape. But I can't seem to figure out how to rotate my login splash or where the config is ...
3
votes
3answers
7k views

How can I change the default user shown in the login screen?

Well, the title is pretty much it. When I start my system I always get the same user on the login screen (this is the original user created when the system was first installed). How can I change that ...
1
vote
1answer
35 views

Why is the login screen different?

I'm running Ubuntu 15.10. A couple of weeks back my login screen changed to look like the attached. It flickers a bit. It also seems to have edged an imprint of this screen into my new monitor. I can ...
0
votes
0answers
26 views

My screen goes black with a few lines of code on the top for a few seconds then goes to login screen

I have Ubuntu 15.10 and when I use Liberoffice 5 and I have it maximized, so when I click on the menu bar my screen goes black with a few lines of code on the top for a few seconds then goes to login ...
3
votes
3answers
2k views

How to change login screen

After installing kde, I had an ugly splash and login screen that I didn't like. I managed to get the splash back to normal, but I can't get the login back to normal.
3
votes
3answers
170 views

Black Screen ubuntu 15.04

This is duplicate. But the older questions were not answered. So, you can count that this a reminder question (if no answer, I will set bounty). I have Ubuntu 15.04. Sometimes, when I open the laptop ...
0
votes
0answers
10 views

Why does my Ubuntu freeze at login with message “checking”?

This is my first question on AskUbuntu. My question is as the title says. Every now and then, when I try to login after locking user, this happens. I put in the correct password and hit enter. The ...
0
votes
1answer
38 views

Lightdm doesn't show wallpaper/background and colors are wrong

The symptoms of the problem are that only default Ubuntu wallpaper is shown in the login screen, the password field, host name (in the top left corner) and menu (in the top right corner) have an ugly ...
0
votes
1answer
43 views

Ubuntu keeps going to log-in screen on Oracle VM VirtualBox

I installed Ubuntu on an Oracle VM VirtualBox and when I log in, it seems to load, but then goes back to the login screen again. The same problem happens when I "try" or "install," except "try" brings ...
0
votes
1answer
4k views

Log in fails and returns to log in screen

I am running a very nearly fresh Gnome version of 12.10, with no particular tweaks or customisation. I performed an upgrade yesterday using sudo apt-get update; sudo apt-get upgrade which completed ...
0
votes
2answers
123 views

How do I login to Ubuntu directly using root account?

How do I login to Ubuntu 15.10 directly using root account?
0
votes
0answers
22 views

Lightdm Webkit Greeter, can't use it

I have Ubuntu 14.04, and ATI HD 7870, using fglrx-updates driver. I just installed lightdm-webkit-greeter to use some themes. However, to activated all the guides I saw said; change the: ...
0
votes
1answer
609 views

LightDM & SDDM fight on greeter screen

I had installed Kubuntu 15.04 sometime ago. I upgraded to 15.10, things were going fine till I added ubuntu-desktop to use Unity DE. When booting with systemd, on startup or login, I get black or ...
0
votes
0answers
67 views

How to change default window manager to Lubuntu from openbox?

After crashing my Lubuntu 14.04, my PC shows me an "ugly" login-window and then loads a desktop environment (or more precise probably a window manager) that has a grey background and a context menu ...
0
votes
1answer
32 views

Password is not being accepted

I have Ubuntu 14.04 installed in my PC. It was working just fine but now, at the time of login, when I enter my password, Screen goes blank and again the login page is displayed. However if password ...
3
votes
0answers
29 views

Log in immediately following successful fingerprint scan, rather than having to hit button

is it possible to login immediately upon a valid scan rather than hitting the login button first? (similar to how Windows works in this regard) Using ubuntu 15.10
0
votes
0answers
47 views

Cannot install lubuntu-desktop because of lightdm-gtk-greeter

It appears as if my lubuntu-desktop was deleted from an autoremove. Now I try to install the package via terminal. When I do so it says that I need to install lubuntu-default-session because of ...
0
votes
0answers
39 views

Home encryption causes infinite login loop

Installed fresh 14.04 with home encrytion enabled. After opening desktop screen i changed root and main user's passwords.(before that they all were the same: user's, root's, encryption passwords) ...
0
votes
0answers
28 views

How do I get the fingerprint reader to work on a Lenovo W550s laptop?

OK so I have a Lenovo W550s laptop with Ubuntu installed (14.04LTS), on my laptop there is a fingerprint reader for login on windows. I would really appreciate if any of you guys could help me use ...
0
votes
3answers
1k views

Ubuntu 14.04 Returns to Login Screen After Login

When I type in my password to my newly installed Ubuntu 14.04 computer, it returns me to the login screen. I've seen other answers but those were to Ubuntu 13.04 and older and didn't work.
0
votes
0answers
62 views

Ubuntu 14.04 LTS login loop both in unity and gnome

after uninstalling a not-working Chinese input method, I have been experiencing a login session loop problem. After I type the correct password for the login, the screen blinks and comes back to the ...
0
votes
0answers
25 views

15.04/15.10(?) freezes when logging in

I boot into the login screen. A notification is displayed in the top right corner every time. It's completely black so I have no idea what it says. The screen goes black for a moment and then I'm back ...
0
votes
0answers
50 views

How to get back Unity Greeter? Replace MATE Greeter?

So I installed Ubuntu Mate desktop environment for my 14.04 LTS (Trusty) and I am really liking it but Mate also replaced the Unity greeter which I want back... I searched about how to get back the ...
-1
votes
4answers
637 views

How to get Ubuntu to ask for my password at login screen again?

I used to have a password prompt but then I, from somewhere in User Accounts, unchecked "Require a password for login." Now, I want Ubuntu to prompt for a password again at login screen, mainly ...
0
votes
0answers
12 views

How to get back Unity Greeter? [duplicate]

So I installed Ubuntu Mate desktop environment for my 14.04 LTS (Trusty) and I am really liking it but Mate also replaced the Unity greeter which I want back... I searched about how to get back the ...
12
votes
4answers
312 views

Set a password, yet it logs in without one

My account is an administrator; I'm using Ubuntu 14.04LTS. I've set a password and set automatic login to OFF, yet when I wake up from suspension or reboot if I just press Enter or type in anything ...
12
votes
2answers
2k views

Ubuntu 15.10 randomly crashing back to login screen

fresh install of Ubuntu 15.10 here. Everything works fine, but I'm getting random crashes back to the login screen. I pasted my syslog here: http://paste.ubuntu.com/12989589/ Edit: Confirmed bug on ...
1
vote
1answer
986 views

Ubuntu 14.04 login loop - Guest sessions does not work either

I have been using Ubuntu 14.04 soon after it is released. Today I messed something up with the Chinese input ibus, and I don't know if this is the reason at all, but when I reboot using sudo shutdown ...
1
vote
0answers
21 views

Guest login support in lightdm webkit greeter

I'm having trouble getting the guest login option to work in the Webkit LightDM greeter, which is a shame as it's otherwise a superb tool for developing custom greeters. Looking through the source on ...
2
votes
1answer
6k 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
2answers
410 views

Ubuntu not accepting correct password

Sir, I am entering the correct password in Ubuntu, but the screen just blinks and again shows me the same login screen. Guest session works properly. What should I do?
0
votes
1answer
61 views

Login screen on Ubuntu fails to go into full screen or to fill window

The login screen on Ubuntu fails to go into full screen or to fill window. However, when logging-in to user accounts, the screen does go full. I have already installed Guest Additions correctly and ...
-1
votes
1answer
62 views

How can I customise my Ubuntu login page for 15.10?

I had installed Ubuntu formatting my Windows. I need my login screen look beautiful instead of default screen. How can I get it?
0
votes
1answer
54 views

black screen before login screen

I'm using Ubuntu 14.04 LTS on my laptop. I installed the drivers for my graphics card from AMD Support (first download). Then I restarted my laptop. Now I have a black screen before the graphical ...
0
votes
6answers
6k views

How to log in after logout in L/UBUNTU live persistent usb?

I have created a persistent live usb of Lubuntu 12.10 on a 16 GB flash pendrive with a 4GB space for persistency. It basically works like an installation, as new programs can be installed and new ...
0
votes
1answer
85 views

Intel Computer Stick Black screen after restore clonezilla image

I'm having some problems with a project I'm working with Intel Computer Stick. When I clone the finished project and restore the image to another computer stick with the same spec I can't log to the ...
3
votes
1answer
2k views

I can't login to Ubuntu on Virtualbox

When I enter my password and press enter, it processes for a while and then loops me right back to the account login screen again. I'm using Ubuntu 14.04. I've tried using the advice on this thread ...
0
votes
0answers
11 views

Black screen when open session [duplicate]

I try to open my session on Ubuntu 14.04 LTS. I write my password and press enter, then the screen becomes black and returns to the login screen. When I read the auth.log file, I obtain this: Dec 2 ...