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

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0
votes
0answers
14 views

Can not login .XAuthority seems broken

I know that this is a common error and I have read many threads in this regard. I get to the logon screen and type in my pw and it hangs for 20 seconds or so and then displays the log screen again. ...
0
votes
0answers
12 views

Ubuntu 14.04 LTS Dell Inspiron log in screen changing resolution apparently randomly

I have a new Dell Inspiron XPS, and frequently when I reboot the laptop, the login screen (apparently somewhat randomly) seems to be 4x4 of my original resolution, and the password field, all the ...
0
votes
0answers
7 views

Ubuntu 14.04 login loop Unity terminated with status 1

I have ubuntu 14.04 and am stuck in a login loop problem despite trying the common answers to the multitude of questions on the site ,none have worked. I can't figure out what's wrong and would be ...
0
votes
0answers
48 views

ubuntu 16.04 does not start after installing some packages

I had installed the ubuntu 14.04.4 some months ago and i tried to install the proprietary driver for nvidia and i had problems with black screen, and i could not revert to the previous driver. So, ...
-1
votes
0answers
9 views

when login screen to ubuntu , ubuntu ask my password and LDAP password ,

on login-screen on my ubuntu 15.04 1. username 2. password 3. LDAP Password my problem is i dunno what is my LDAP Password, i was try with all pass password i created and configured in ubuntu, it ...
1
vote
1answer
100 views

I can't access to the login screen in Lubuntu 16.04 LTS

I have a Toshiba NB300 with 1 GB RAM with Intel® Atom™ processor N450 and I recently installed Lubuntu 16.04 LTS i386 and I have this message on the screen instead of the login box "/dev/sda6: clean, ...
13
votes
3answers
4k 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 ...
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
0answers
7 views

Small onscreen keyboard on login screen

Login screen has small onscreen keyboard. After login, onscreen keyboard is right size. I've Ubuntu 16.04 server install, Elementary-desktop installed to it, but I had same problem with default ...
1
vote
0answers
34 views

Ubuntu Touch - Login screen

Is there a way that I can set up my Ubuntu Touch Tablet login screen to rotate when the rotational lock is not on? When I have my tablet on its rest the login screen is upside down. So I enter my ...
4
votes
3answers
2k views

After Upgrade from 14.04 to 16.04 login screen runs in a loop while console login works

I am on a DELL Precision 5510 Ubuntu Edition with Ubuntu 14.04 as default installation. Today I upgraded from 14.04. to 16.04 as shown here ...
76
votes
16answers
45k views

How do I disable the drum beat sound on the login screen?

I would have expected System ▸ Administration ▸ Login Screen ▸ Play login sound to control this, but unchecking it does not prevent the drum beat sound from playing.
1
vote
0answers
23 views

How do I disable GDM?

The new Ubuntu features a completely unkillable GDM. Is there a way to disable it? It is not enabled in services , the GDM startup script is deleted, it is removed from update.rc but it still starts ...
0
votes
1answer
661 views

Can't log in Ubuntu 16.04 using Nvidia proprietary driver

I've recently upgraded from ubuntu 15.10 to 16.04. Here him my laptop details: Acer Inspire V nitro 17 Nvidia GeForce 860M RAM 6Gb As I was using nvidia driver on 15.10, after the upgrade I ...
1
vote
0answers
460 views

Ubuntu 16.04 flickering and disappearing screen - tried everything!

Video https://youtu.be/W7hm5Iorw8s with the problem. Running Skylake/Nvidia gtx 950 on a clean install. I'm no expert at all and I haven't got a clue what to do. I've tried various things but nothing ...
0
votes
0answers
23 views

how to set last desktop environment as default

my friend chmod to all directory in my PC. so all directory permission change after that incident, when login (input user & password) i must select again last session entry thank you
0
votes
0answers
26 views

Ubuntu 15.10 installation crash now asking for login

I tried upgrading to Ubuntu 15.10. The installation crashed. A Black screen appeared and then nothing happened. I turned off My laptop and tried to reboot. Then a Black screen appeared asking for a ...
0
votes
1answer
112 views

HUGE PROBLEM! Can't log in to Ubuntu 14.04 after upgrade to 15.10, stuck at login screen

So I started the upgrade from Ubuntu 14.04 LTS to Ubuntu 15.10. Everything was going okay until it logged out. Even the guest session is not working tried upgrading from terminal with Ctrl+Alt+F1 but ...
4
votes
2answers
7k 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
14 views

As soon as I log in my computer logs me out again

I've been having some trouble trying to install virtualbox on my computer. While trying to install npm ass well the terminal recommended apt-get autoremove. This made me not able to log in again. Per ...
0
votes
0answers
36 views

14.04 login-loop after installing NVIDIA driver .run file

So I have a Dell Inspiron 15 7559 (NVIDIA GeForce GTX 960M) running Windows 10 and Ubuntu 14.04 LTS. I was able to install Ubuntu from a live USB after having added the kernel parameters: quiet ...
1
vote
1answer
70 views

Screen Goes Blank After Boot

Once I start my computer Ubuntu starts to boot by showing the splash screen. Then once the splash screen goes away the login screen appears, but then quickly goes blank. I uploaded a YouTube video ...
4
votes
2answers
4k 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
15 views

Can't login but guest login is OK

When I enter my password to login to Ubuntu and hit enter, nothing happens. I just stay at the same login page. The password is correct because when I try a wrong password, I get "invalid password" ...
0
votes
1answer
2k 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
1answer
116 views

Now that `/usr/share/backgrounds/warty-final-ubuntu.png` has changed, where is the solid purple background screen file stored?

Now that /usr/share/backgrounds/warty-final-ubuntu.png has changed, where is the solid purple background screen file stored? /usr/share/backgrounds/warty-final-ubuntu.png is the default background, ...
1
vote
1answer
37 views

how to change the lightdm gtk session icon

Quick question - I'm using lightdm-gtk-greeter in both 15.10 and 16.04 In the panel the budgie-desktop session icon is appearing as a spanner (wrench) icon. Any ideas how I can change this from this ...
1
vote
7answers
7k views

Login loop 14.04 but guest account is accessible

After upgrading to 14.04 from 13.10 which worked fine, I cannot get past login as it just loops back. Guest account works fine. I can login to the console by hitting Ctrl+Alt+F1 using username and ...
0
votes
0answers
17 views

14.04: Login fails and returns to login screen on my sudo machine, while login is successful on other machines on the same filesystem

I am using a machine on a cluster with a shared filesystem. On one of these machines I have a sudo account. The problem is that login fails and returns to login screen on my sudo machine, while login ...
0
votes
0answers
46 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 referred Ubuntu gets stuck in a login loop, ...
0
votes
0answers
46 views

Can't login (install ubuntu-desktop on Ubuntu server 14.04), it gets stuck in a login loop

Recently, I install the Ubuntu server 14.04 LTS. For some reasons, I need to install ubuntu-desktop. After that, I try to login through the UI ,but When I login, the screen gets black and soon after ...
0
votes
0answers
25 views

Customize passphrase login screen for Ubuntu 15.10

Is there a way to way to change the theme, wallpaper & message of the Passphrase Login Screen for Ubuntu 15.10.
9
votes
5answers
11k views

Is there a way to change user picture in Xubuntu, and actually display it on login?

I am aware that the way to change user picture, is creating a .face file on /home... The thing is, this only works when one checks the users and groups on System directory... When it's time to login, ...
3
votes
4answers
10k 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 ...
0
votes
0answers
18 views

Cannot login, xscreensaver not loading

I use a BackBox/Ubuntu system and it had xfce and xscreensaver login screen when booting. Days ago I was testing shortcut keys trying to logout using keyboard, and pressed CTRL and Fn Thinkpad key ...
0
votes
0answers
8 views

Ubuntu Login page resolution after power on differs from desktop resolution?

When I power my laptop on, It goes to Login page. But the resolution of login-screen page is greater than the resolution of desktop after login? Can it be fixed? and how? Thank you
0
votes
0answers
33 views

Ubuntu 14.04 Login loop (variation)

Today I decided to install Ubuntu 14.04 LTS on my Windows 10 hosted Virtualbox. I installed some things, restarded the VM and got a login loop. It seems that the login loop in 14.04 is not a new ...
0
votes
1answer
2k views

Switching from Unity to KDE login screen problem

I switched from ubuntu to kubuntu today using apt-get install kubuntu-desktop, which worked fine except from the fact that the login screen that pops up when I boot up my computer is still the unity ...
0
votes
1answer
42 views

Change lightdm-gtk-greeter background?

I've been Googling like a maniac trying to find an answer, so I've now decided to ask here. How do I go about changing the background of the login screen? (lightdm-gtk-greeter). It currently uses ...
8
votes
2answers
12k views

How to return the login screen to the default

I've been experimenting with various Desktop Environments, including LXDE, XFCE, KDE. I'm returning to Unity, and I would like my login screen back to the default for 12.04. I think that it changed ...
0
votes
1answer
25 views

how to trace errors and crashes in Ubuntu itself?

I'm new in Linux, My Ubuntu has started crashing for some days randomly and closing everything, going back to login screen!! Is this the same as when windows hangs and you kill a program? (but ...
0
votes
0answers
22 views

Can not log into Lubuntu from GUI, but can from text mode

I can log into my Lubuntu machine from the text mode, but I can not log into it through the GUI. After entering the same password and hit the "login" button, the screen flashes and then returns to ...
0
votes
2answers
485 views

Problems with login after startx command

I am running 14.04. after typing startx command i cannot login same account again. Login screen is repeatedly showing. I can login with guest section but i can not login to my another section . i ...
1
vote
0answers
21 views

Add different languages to Ubuntu log in screen?

So I am after installing Ubuntu, and it is after booting up for the first time. Here is the problem, it only has my native (Lithuanian) keyboard input available. But my password has special characters ...
0
votes
1answer
60 views

Login screen Ubuntu. How to add to ubuntu 14.04?

When I installed Ubuntu I didn't switch on login requirement. So when I'm connecting to Ubuntu using VNC I instantly see my desktop? Is it ok for my PC performance? There is installed apache server. ...
0
votes
0answers
165 views

Login loop after installing NVIDIA (GTX 960M) drivers on Ubuntu 14.04

I recently purchased the Acer Aspire V15 Nitro (VN7-592G-77LB) and installed Ubuntu 14.04 (ubuntu-14.04.4-desktop-amd64.iso) as dual boot. I've been trying to install the NVIDIA graphics drivers for ...
2
votes
3answers
777 views

I consistently get two login screens

"... I consistently get two login screens! I enter credentials correctly and am immediately presented with a second login screen (no errors). Authenticating against the second screen completes a ...
-1
votes
1answer
26 views

cannot login ubuntu desktop after change passwd

Yesterday I changed passwd with recovery mode. After I resumed normal boot, it only shows guest session and other but not my account. How can I fix it?
0
votes
2answers
3k 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
vote
0answers
31 views

Ubuntu 14.04 / VMware - initial screen size

When VMware Workstation starts my Ubuntu 14.04 image, there are 3 screens that it goes through. There is a) the terminal mode (runlevel 3) where the system boots. There is b) the initial login ...