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

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3
votes
0answers
27 views

Cannot login after routine update

I went through a regular daily update a couple of weeks ago, and since then I have been unable to log in to my ubuntu account or the guest account. I have tried the solutions suggested in these ...
3
votes
0answers
237 views

After Upgrade from 13.04 to 13.10 missing user in login screen

I have upgraded to 13.10 from 13.04 now after booting (even after updates and rebooting) my user id is not listed. It has a uid higher than the minimum in lightdm.conf. I have the user light display ...
3
votes
0answers
416 views

How to get 12.04's login screen (lightdm) to display the shutdown menu like 10.04 when the computer's physical power button is pressed?

In Ubuntu 10.04 while at the login screen (gdm), when the computer's physical power button was pressed a screen popped up that offered options on shutting down the system (shutdown, restart, cancel, ...
2
votes
0answers
18 views

Unable to login from User account or Guest account (not a duplicate question)

I have Dell 3521 laptop without dedicated video card. It came with Ubuntu 12.04 installed. One fine day, it prompted me for an upgrade, which i went for. During upgrade, its battery finished and once ...
2
votes
0answers
22 views

System Logs out when unused for some time instead of going into lock screen

I have switched to XFCE4 some days back from Unity, but now i again switched to Unity. From that time onwards I am facing following problem. My system logs out automatically when unused for some ...
2
votes
0answers
35 views

Ubuntu will not accept new password even after recovery mode reset

After a recent 14.04 update my computer will not accept my log in password. I have done all the various steps through the recovery mode at boot up, changed my admin password & I still receive an ...
2
votes
0answers
134 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 ...
2
votes
0answers
209 views

Lubuntu 14.04.1 Login Screen Resolution is Not Perfect

I have recently done a fresh installation(not DUAL Boot) of Lubuntu 14.04.1 LTS i386 on my desktop. Now the problem is, my screen resolution is 1366x768, i.e. I am using a wide screen monitor and when ...
2
votes
0answers
86 views

Select account based on password instead of username

Sometimes I might be forced to open my PC in front of strangers for some reason. In front of other people, I would like to make it appear that I'm logging in normally into my computer, but secretly I ...
2
votes
0answers
177 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 ...
2
votes
0answers
167 views

Missing Unity Desktop /w SLiM Login Manager

Not too long ago I installed SLiM (Simple Login Manager) as my Login Manager for Ubuntu 13.04 just to give it a try out to replace the default Ubuntu Login Manager. After getting SLiM successfully ...
2
votes
0answers
108 views

Gnome extensions don't work! I've tried everything!

When I go to https://extensions.gnome.org/, and try to install an extension, it clicks on, but nothing happens to my shell. Then, when I reload the page, the slider has turned off. Here are the things ...
2
votes
0answers
2k views

13.10 start up into low-graphics mode

I am running Ubuntu alongside Windows 8 on an Acer Aspire E1-571G. I was using Ubuntu 13.04 and today upgraded via the CLI to 13.10 Now Ubuntu doesn't take me to the log in screen to type in my ...
2
votes
0answers
308 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 ...
2
votes
0answers
129 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
2
votes
0answers
264 views

Login Wallpaper Spanning Dual Monitors in 12.04

Is there a way to make the background on the login screen span dual monitors rather than being mirrored? I know it's possible for the actual wallpaper when you're logged in but can't find an option ...
2
votes
0answers
1k views

Unable to change desktop environment in 12.10

I upgraded to 12.10 some days ago and now I'm unable to change between the environments. I currently have GNOME 3 (with extensions), KDE and, of course, Unity installed. The computer is a Lenovo G550. ...
2
votes
0answers
205 views

Starting minecraft logs me out of ubuntu 12.04

Whenever I start minecraft I can only get past the login screen. After that, the screen flashes dark, occasionally showing a Checking battery state ... [OK], and then it brings me to the login ...
2
votes
0answers
3k views

Stopping system V runlevel compatibility - Stuck on logon screen

My wireless stopped working suddenly and I tried to reinstall the driver. I think that I installed the wrong one and after rebooting I am stuck on Ubuntu login screen. When I try to login Ubuntu ...
2
votes
0answers
98 views

How to make a login screen display an auto-changing background?

Is there a way to make the login screen show an auto-changing background, as to be able to create an animation-like screen? I have used Ubuntu-tweak but that didn't help. Can I manually edit the ...
2
votes
0answers
1k views

Login screen restarts while entering password

I am having a problem that only occurred after installing the fglrx proprietary driver through the additional drivers app. The exact same issue is described in this question, however it's closed. ...
1
vote
0answers
23 views

Cant login after installation

I have installed Ubuntu 15.04 but then i try to login using my password the screen goes black and some text is shown realy fast in the upper left corner then I am back at the login. Why cant I login?
1
vote
0answers
19 views

Ubuntu wont load after installing SLiM

A few moments ago I decided to give the SLiM display manager a go, and I installed it with apt, then I restarted my PC and it got stuck at the loading page with the ubuntu logo and the six loading ...
1
vote
0answers
43 views

my lubuntu gui can not login by my user and guest user

I can not login in the gui, it flash and back to login gui after I input password, this is in my /var/log/lightdm/x-0-greeter.log file: ** (lightdm-gtk-greeter:2893): WARNING **: Error retrieving ...
1
vote
0answers
159 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 ...
1
vote
0answers
291 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
62 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, ...
1
vote
0answers
23 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 ...
1
vote
0answers
47 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 ...
1
vote
0answers
341 views

Ubuntu 14.10 Lightdm greeter resolution before login

There are various answers for changing the resolution of the Lightdm greeter before login by adding a root executable script to /etc/lightdm/lightdm.conf like this: [SeatDefaults] ...
1
vote
0answers
26 views

login screen problem related to user partition

Every time I switch on my pc, I see the screen message: user/local disk cannot be found please mount it manually or press 'S' to skip What I did was I created a /home partition and local/user ...
1
vote
0answers
140 views

Install Ubuntu flavors in Ubuntu 14.04 without changing the startup/login screens?

I recently installed the community's customized Linux desktops on another machine, such as KDE and LXDE, but I also noticed my boot-up screen and startup screen changed. Is there any way I can ...
1
vote
0answers
120 views

Trying to change desktop environment but stuck on log in screen.

Im currently running lubuntu and was trying to try out gnome. now im in the log in screen and changed it to gnome in the top right hand corner. I proceed to log in but the screen goes black and the ...
1
vote
0answers
182 views

unity-greeter login background won't change according to the user that is highlighted

I use Ubuntu 12.04. Recently, I change to use another Accounts Service which could remove certain users from the graphic login screen of unity-greeter. I downloaded source code from a branch of ...
1
vote
0answers
193 views

dual monitor/projector login screen

if have a dual "monitor" setup, where one of the monitors actually is a projector. the projector is not always turned on. the problem is, that the login screen quite often is not visible and the ...
1
vote
0answers
53 views

Is it possible to login into lightdm interactive screen remotely?

I have this big Ubuntu desktop that dubs also as a home cinema PC. When I feel lazy, I'd love to be able to run the PC remotely and watch movies from my bed. I can turn it on via WoL. I can launch ...
1
vote
0answers
60 views

Ubuntu login screen doesn't show up after cleaning NVRAM on a mid-2009 Macbook Pro

I have a macbook Pro mid 2009, with three partitions : OSX 10.8.5, Ubuntu 13.04 and Windows 7. EFI and GRUB are here, first EFI boots with offering the choice of the three systems then, if Linux or ...
1
vote
0answers
828 views

Ubuntu 13.10 How to enable numlock at boot time for login screen?

I found this How to enable numlock at boot time for login screen? But after I performed this steps (luvr answer from Apr 29 '12 at 20:11 ): Ensure that numlockx is installed: sudo apt-get install ...
1
vote
0answers
24 views

Having computer switch to guest account after a certain amount of time

Instead of having the screensaver lock my computer is it possible to have it switch to the guest account instead. I'm using ubuntu 13.10 64bit Thanks
1
vote
0answers
22 views

Login Screen Makes Me Login 4 Times

Using Ubuntu 12.04, after coming back from suspend mode, I find that I consistently can't login on first try. It usually makes me have to go through it twice, but then it became 3 times, and now it's ...
1
vote
0answers
208 views

Cannot login to 12.04 in the GUI

I have 12.04 on my machine, and after a shut down and a restart I haven't been able to log into the GUI, after entering my password, it switches back to the GUI and does not accept it. I've tried ...
1
vote
0answers
104 views

How to make password visible in Ubuntu login screen?

My six month-old child was hitting the keyboard of my locked laptop. And after some time I noticed that characters in the password entry field are visible (I mean not as asterisks). Is this some kind ...
1
vote
0answers
1k views

Unlocking the disk Enter passphrase:?

I install Ubuntu and any Linux product for the first time, and right after the restart I got this message, please help, thank You! Unlocking the disk Enter pass phrase: ?
1
vote
0answers
2k views

Invisible mouse

When I boot Ubuntu I can see the mouse cursor at the login screen but once I put my password is see this error could not acquire name on session bus I tried to Google the error but all I find is stuff ...
1
vote
0answers
530 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
1k views

Ubuntu 12.04 login screen: go directly to user background, not via default

I know I'm being rather picky here, but is there a way to configure lightdm so that when the login screen shows after boot it directly shows the selected user's background, instead of first loading ...
1
vote
0answers
99 views

12.04 Can wireless network be active at login?

I have an Ubuntu 12.04 box that is no longer going to be used as a desktop. I would like to be able to switch it on and let it automatically connect to the wireless network so i can ssh into it if ...
0
votes
0answers
10 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
36 views

Can't login into Ubuntu VM

I've installed Ubuntu 14.04 32 bits into VirtualBox on a Windows 8.1 32 bits, but when I try to login, it just sits there for a while thinking, a black screen pops and it goes back to the users, it ...
0
votes
0answers
30 views

No login prompt to GUI after motherboard upgrade

After changing motherboard in my Ubuntu 15.04 computer I ran into problem with logging in GUI. For an instant moment I see a standard login window. Immediately thereafter the following window shows. ...