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

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21 views

can't log in on 14.10 after normal shut down

I can't log in on 14.10 after a normal shut down from the menu. I booted up as normal, entered my phrase, Ubuntu boots to login screen, I enter my password, screen goes blank and I am back at the log ...
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1answer
13 views

If I turn off Login requirement am I secure if someone wanted to connect through internet?

I am the only user of PC and use full disk encryption. So I removed login requirement. Is that safe If someone wanted to login remotely while the PC is on?
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0answers
33 views

Ubuntu 14.04 updated and upgraded now I get black screen after logon

A; Running Ubuntu 14.04 updated and upgraded from terminal then went down hill from there. B; Normal boot and logon then I get a system error popup that last for a split second then goes away tried ...
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0answers
11 views

How do I set the DPI setting for the login screen?

When I log into ubuntu and then lock my screen, the lock screen shows with the same DPI settings as my current session. But before anyone is logged in, the login screen has the "default" DPI which on ...
2
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1answer
25 views

Entirely disable suspension (at kernel level? - has to be independend of used DE and login state!)

Once again I need a workaround to deal with my almost broken notebook graphics card: It does not wake up after suspending! The Ubuntu 14.10 system is waking up, but the display stays off, so I have ...
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1answer
37 views

ubuntu 14.04 login loop problem

My Ubuntu 14.04 is stuck, when trying to login my desktop. Means the screen gets black and soon after that the login screen comes back. I followed all steps in Ubuntu gets stuck in a Login Loop Even ...
0
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1answer
32 views

login freeze after suspend on 14.04 (not nvidia related…)

I have been having trouble with my notebook lately... I run 14.04 LTS version of ubuntu on a thinkpad x1 carbon form lenovo (2nd generation), and it seems like everytime I wake my laptop from suspend, ...
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0answers
16 views

How do I fix my login after updating the rtkit package?

I installed the automatic updates from Software Updater and the system doesn't take me further from the login screen. I tried accessing using a live USB and I know that there are issues with the rtkit ...
0
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1answer
31 views

Stuck on login screen, everything plugged in is unresponsive

Whilst downloading version 14.04, my mother manually restarted the computer by holding the power button in. Upon restart, the mouse and keyboard do not work, the speakers would not play the start up ...
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0answers
13 views

Logging into my user account sends me back to login. Xserver? [duplicate]

Solved Running sudo startx must have changed the ownership to root so ownership must be taken back. At the login screen press Ctrl+Alt+F1. Enter your credentials to login then enter ls -la and you ...
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0answers
56 views

Black and white screen after “successful” LightDM login screen rotation in Ubuntu Mate 14.04

I have rotated LightDM login screen as suggested by Stephen and got black and white greeter (see photo). Sometimes the problem disappears after login, but occasionally it remains on session. I am ...
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1answer
56 views

Desktop on Ubuntu 14.04 lts doesn't appear after login

I have installed radiotray and used to start the application from terminal just typing radiotray. I wrote a script start_radio.sh and put in /etc/profile.d. The content of start_radio.sh is only ...
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0answers
27 views

GDM3Setup has broken my login screen [closed]

I'm fairly new to Ubuntu, only having just installed it a few weeks ago. Since then I have been using the Gnome Shell desktop environment. I recently installed GDM3Setup to customize the login ...
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0answers
26 views

How to add username prompt to 14.04.1

I'm using Trusty Tahr, and I was wondering if there was a way to remove the users list at the login screen and instead have a prompt asking for both the username and the password, like in the live ...
1
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0answers
72 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 ...
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0answers
11 views

Returning from a sleep the desktop displays shortly (before entering password), privacy issue [migrated]

OS: Linux mint 17.1 Cinnamon 64-bit Cinnamon version 2.4.6 Intel Celeron: 900 @ 2.20Ghzx1 Memory 2 Gb Graphics Card: Intel Mobile 4 series integrated When I return to my computer after it has been ...
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0answers
9 views

No mouse when dropping back to login screen

Keyboard works fine and I'm able to log back in to Ubuntu but for some reason the mosue disappears when I log out and return to the login screen.
0
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1answer
23 views

stuck on login screen, with CTRL + alt +Fx not working

I tried upgrading my Ubuntu 13.10 to 14.04 through the terminal but it got to a point when my laptop froze so I had to switch it off and restart it but now when I enter my login details, nothing ...
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0answers
63 views

Randomly unable to unlock the desktop

I cannot find any pattern, and this drives me nuts. Sometimes, after locking my Ubuntu-unity Ctrl+Alt+L or using the menu), if fail to log in again. What happens in case of failure is (normally): ...
0
votes
1answer
35 views

Two Monitors, login does not show up - Ubuntu 14.04

I'm trying to use Ubuntu 14.04 on my PC. I have two monitors and an ATI Radeon HD 4770 Video Card. The thing is, after installing Ubuntu, and after reboot, the login screen does not show up, and the ...
1
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1answer
31 views

Jenkins Security

What is the location for the Jenkins System Console Output files? I am configuring Jenkins Security on Ubuntu, and have been locked out at the login screen. Tried every account I can remember but not ...
0
votes
1answer
59 views

Changing login screen wallpaper to work with jpg. ubuntu 14.10

so. I would like to know how can I set login screen (lightdm) with jpg. because. it just work with png. I had to convert my images. so of 582mb => 1.8gb -.-'.
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0answers
47 views

LTSP login screen 14.04

Ok I have scoured the wonderful internet to find the answer to my question and I cant seem to find it for 14.04. I am running LTSP on Ubuntu 14.04 server with a minimal gnome GUI installed. It is ...
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3answers
49 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 ...
-2
votes
0answers
48 views

Can't login via any method

I have ubuntu 14.04. I ran sudo apt-get update and sudo apt-get upgrade. Now I can't get past the login screen. None of the CTRL + ALT + F1-6 screens let me see my password or login. What can I do to ...
5
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2answers
203 views

How to install kde-plasma with lightdm instead of kdm

I like lightdm and especially its webkit-greeter a lot. Is there a way to install kde without installing kdm and using lightdm instead? I have tried everything from installing kdm and then remove it ...
0
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0answers
23 views

Password no longer working

My password is no longer accepted. When I enter it, the system just keeps coming back to the entry screen. WTH? OS is 14.10 and I think the issue surfaced after a software update. Can someone PLEASE ...
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votes
0answers
43 views

Can't set or change user password on ubuntu?

I can successfully set a password by terminal using "passwd" command , and it works good , when using "sudo" commands , when installing software . but i can't lock screen , and i can't log out of the ...
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0answers
42 views

Cannot login in Lubuntu

(Running Lubuntu on Odroid U3) Did a kernel update, apt-get update, apt-get upgrade, software update (by GUI) and restarted. When I tried to loggin in the login-screen (doesn't matter if LXDE, ...
0
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0answers
12 views

Ubuntu is not logging with a specific user

I am new Ubuntu user basically I was using Honeydrive for the deployment of Honeypot last Activity that I have performed was updating libjasper1 after it Firefox and Terminator was not responding. I ...
0
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0answers
33 views

Ubuntu 14.10 Login Background Error

I wanted to try and change the background of the system at the login screen, so I searched the web for where it was. I found that it was a file called warty-final-ubuntu.png. I replaced it with a .png ...
2
votes
1answer
54 views

How do I reboot login screen?

After locking Ubuntu 14.04 and invoking login screen sometimes I get the page with disabled password field. How can I restart login screen in command line without restarting whole X server?
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0answers
26 views

Set ubuntu login screen after a lubuntu installation [duplicate]

I downloaded and installed lubuntu 14.04, after months of use I switched to Ubuntu 14.10, but the login screen not changed. How to set default Ubuntu login screen? Thanks in advance.
0
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1answer
51 views

Computer freezes after login screen

I am using Kubuntu 14.04 lts. My computer suddenly kicked me to login screen while I was playing Half-Life 2. After that I entered my password and tried to login as normal... the login box ...
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0answers
19 views

How to Make Ubuntu User Default

I am switching from Lubuntu to Ubuntu Unity. However, unless I specifically set at login Ubuntu as my environment I get LXE without any taskbar -- I purged Lubuntu desktop. How do I set Ubuntu Unity ...
2
votes
1answer
49 views

how to generate welcome screen

when I login to my server, I see a nice little welcome screen that tells me everything I want to know about how things are going. Memory use, updates if any, logged in users, sytem load, etc... ...
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2answers
42 views

Default login after logout

I can set the default login that's used when I first start my system -- in fact, the installation procedure specifically allows for setting the startup to log in automatically. But is there a way to ...
0
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0answers
25 views

Can't log in to my ubuntu 14.04 account

I enter my password and then the screen flashes and only shows my wallpaper. However, I can get into the guest account though. Does anyone know how I can fix this problem and get my user account ...
0
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0answers
43 views

Ubuntu login fail to start lightdm session

I have a nightmare with my Ubuntu account login. Everytime after I typed my account password, the screen flashes and then back to login view. However,I can login in terminal via Ctrl+Alt+F1. then ...
0
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0answers
18 views

Ubuntu User Log In

I am not very experienced with Ubuntu and now i messed up my system :'(. I had several problems and each time i tried to fix one it get worse. First i had problems with MySQL, i had an error 2002. One ...
0
votes
3answers
56 views

How to restore Unity login after installing MATE

I am using Ubuntu 14.04, and I installed the MATE desktop to try it out. I did not like it, so I removed it. Now my login screen is terrible. I don't know how to restore the login screen to the ...
2
votes
0answers
69 views

Changes in /etc/lightdm.conf.d/*conf or /etc/lightdm.conf makes any difference

I am trying to make my lightdm use a correct setup of my displays both for login and session. I have most likely misunderstood something here, but by reading the wiki I did the following: I have ...
1
vote
1answer
215 views

configure lightdm greeter in ubuntu 14.04

Earlier I was using the [not ugly] old styled login screen. Recently have installed lightdm greeter to change my login box position from left to center. Now, I have to configure lightdm to disable ...
1
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0answers
35 views

No Desktop after suspened or logged out 14.04

Ubuntu 14.04 w Cinnamon When the system suspends or logs out sometimes(see time note below) the login menu does not reappear or sometimes the desktop and all features do not appear and are not ...
2
votes
1answer
85 views

Problems with login screen kubuntu, lightdm

Recently, I installed xfce on my kubuntu pc, when I got tired of it, I uninstalled it. Here is where my problem appears, the login screen doesn't get back to normal kde login screen, it becomes a ...
0
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0answers
62 views

Can't login to Ubuntu-gnome 14.04 desktop

When I click on login, a black screen appears which says 'Resolving resolver state [OK]' and then I am back at the login screen within a second. This is only a recent problem so I was able to login ...
0
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0answers
139 views

Ubuntu 14.04 stuck in login after upgrade

After upgrading from 12.04 to 14.04, I'm not able to login anymore (guest account doesn't work too); there's a loop (it goes back to the login). What should I do? I've already read Ubuntu gets stuck ...
3
votes
1answer
85 views

How to remove the ugly blue log in?

Due to following some guy's answer, now when I tried to log into the ubuntu, I was given an ugly blue login window: I thought I can get rid of it by setting automatic login and found some hints on ...
0
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0answers
49 views

how do I login when ubuntu stops before login screen?

So I tried to get rid of gnome-ubuntu-desktop but it resulted in that i now can't log in to ubuntu at all. When ubuntu starts the gnome logo comes up and the disapears and the screen continues to be ...
0
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0answers
26 views

14.04 Random Logouts

Relates to the unsolved question #166687 I also am using chrome when the screen goes black and I'm at the login screen. Everything I had open is now closed and my keyring was not unlocked at login.