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

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17 views

Log in with password not working(Lubuntu-15.04)

I have enabled the Password:asked on login from the users and groups available in the system tools. But however it's not working for me. When I login to lubuntu it automatically goes to the session ...
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0answers
20 views

Cinnamon on Ubuntu 14.04 - black screen after logging

I use Cinnamon with Ubuntu more than a year, but yesterday new error came: A few seconds after I started Ubuntu and logged in my profile with Cinnamon, it loads just a black screen, and then a logon ...
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0answers
9 views

Timekpr preventing shutdown

Recently Timekpr, a parental time restriction program has been installed on my computer. While i can shutdown while logged in, when i try to shutdown from the login screen after being kicked out, ...
0
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0answers
38 views

Ubuntu freezes, CPU soft lockup, intermittent screen artifacting

I am relatively new to Ubuntu and I am having a few issues, regarding the software or my computer I don't know. A little bit of background - I am dual booting windows 8.1 and Ubuntu 14.04.2 and I ...
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0answers
10 views

Login Loop Revisited Ubuntu 14.04

Ubuntu 14.04 I7 Toshiba Qosmio I know many of you have already answered people's questions about the login loop, but I am still stuck in this mode: When I try to login with my username and password ...
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1answer
109 views

Cannot login into Ubuntu 14.04.2 LTS Username tty1 screen

Got an error about missing /tmp. I choose the option to fix the problems. That did not work and now everytime I boot, it takes me to Ubuntu 14.04.2 LTS [username]-ThinkPad-T440s tty1 ...
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41 views

Ubuntu 14.04 log in fails and returns to log in screen, and runs in a very low resolution

After installing a recent update (Can't tell you any details since I can't access anything), I can no longer log in on Ubuntu 14.04. I just get booted back to the login screen after a second or two ...
0
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1answer
75 views

Ubuntu 14.04.2 login screen loop back

I have a login screen loop back problem, when I punch my password I get back to the login screen again. I have tried to login with LightDM CI screen by Ctrl+Alt+F3 but there when i put in the username ...
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28 views

Change log-in screen

I wanna change my log-in screen to something that I can personalise to my own liking. I'm on Ubuntu 15.04 Vivid Velvet recently updated from 14.04. Before 14.04 I ran linux mint on my laptop and in ...
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0answers
26 views

Ubuntu 14.04 LTS Login Theme change to default

I've installed a Theme in Ubuntu. It changed the Login-Screen. But it doesn't look like I expected. How can I reset the Login-Screen? Thank for Help Rafnex
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0answers
21 views

Udev rules for USB mounting and Low Graphics Mode error

I have a file containing the content bellow KERNEL!="sd[a-z][0-9]", GOTO="media_by_label_auto_mount_end" # Import FS infos IMPORT{program}="/sbin/blkid -o udev -p %N" # Get a label if present, ...
0
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1answer
32 views

All flavor of Ubuntu 15.04 goes to sleep on login screen?

After boot and the login screen is showing up, my laptop immediately goes into sleep even when I'm typing my password. I have used Ubuntu since 2010 on this machine, this is the first version that ...
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0answers
18 views

Login screen does not fill monitor

For some reason, my login screen does not fill up my entire monitor. After I enter my password, the screen goes all glitchy and weird for a few seconds, then it logs me in and everything is normal. ...
0
votes
1answer
17 views

Are there still issues with re-logging after desktop lock in Ubuntu 15.04?

Following my previous question in the subject and since no solution has been found: I was wondering if there are any users of Ubuntu 15.04 which are experiencing this issue?
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1answer
18 views

14.04 USBs powered off at login screen

I'm using Ubuntu 14.04 LTS with a Dell normal desktop PC. I've been suffering this issue from the very beggining. Randomly, the USBs ports seem disconnected/powered off at the login screen, before ...
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3answers
44 views

My linux won't let me get in as user or even as a guest in login screen

I opened my computer and it was good and all , but then when my desktop was supposed to appear , there was some kind of log in window that has 2 options, to log in as my user name or as a guest. The ...
0
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1answer
39 views

Another password prompt when waking from suspend

After upgrade to ubuntu 15.04, I have to enter password for twice to unlock my system when it wakes up from suspend. The first password prompt looks weird, I've never seen it before and have no idea ...
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0answers
86 views

infinite loop at login screen on Ubuntu 14.04.2

My laptop always opens without requiring password, but login screen came out when i was trying to open my laptop. My password was 100% sure true, but i could not login, first black screen appeared and ...
0
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1answer
47 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
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1answer
52 views

How can I change the date format in the Lubuntu login screen?

I'd like to set a different format for the long date string I get at the top of the login screen in Lubuntu (15.04). How do I do that?
0
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1answer
43 views

Cannot login from lock screen

On a new 14.04 setup I am having an issue where I cannot login from the lock screen. When my screen locks, the only way I can login is by selecting to login as a different user, which takes me back ...
1
vote
1answer
71 views

How can we set custom image as background for desktop and login screen [duplicate]

If we select default wallpapers in Ubuntu as desktop background image it will automatically set the same image as login screen. But if we use a custom image as a wallpaper it will only change the ...
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2answers
149 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.
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0answers
50 views

Ubuntu 14.04 LTS Gnome cant load desktop

I have problem with ubuntu 14.04 LTS. On Ubuntu I have installed gnome and lubuntu desktop and I´m using gnome. Yesterday I have installed security update and virtualbox update. When I run ubuntu ...
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0answers
81 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 ...
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0answers
26 views

How can I remove a specific user from the Ubuntu login screen? [duplicate]

I am using Ubuntu 14.04LTS. When I login, there is an extra user called 'Oracle' present. How can I hide this?
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0answers
26 views

Ubuntu 14.04 stuck in login loop [duplicate]

I installed the cuda toolkit 7 and right after I restarted I was stuck in a login loop. I tried all the suggestions I could find which includes deleting the .Xauthority file, .profile, reconfiguring ...
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2answers
38 views

/usr/bin no longer in path after booting into windows 7

I have a dual booted windows 7 / ubuntu 14.04 computer. Everything in ubuntu worked fine until I booted into windows and then switched back to ubuntu. Now when I try to login it keeps sending me ...
2
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2answers
95 views

Can't get rid of Lubuntu's Login Greeter

If I lock my computer or logout, when I log back in, I want to see unity-greeter. But I can't seem to get rid of Lubuntu's greeter upon logging in. I once installed Lubuntu but have since uninstalled ...
2
votes
1answer
78 views

How to edit (CSS) LightDM GTK+ Greeter

Is there a manual or does anyone know how to edit the (CSS) files for the LightDM GTK+ Greeter? I'm already using LightDM Greeter Settings, but I want more customization. Somehow the webkit greeter ...
1
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0answers
64 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
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1answer
45 views

No sound after login in 14.04

I have clean install of Ubuntu 14.04. I had some kind of freeze yesterday and after I rebooted the laptop I have no sound in system. But I do have sound on login screen - I hear the "banging" sound. ...
0
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1answer
55 views

Ubuntu automatically logs on to guest account [closed]

I installed Zorin 9 using a USB on my Dell Inspiron 1440 laptop After the installation completed and I rebooted the system, Grub doesn't show up on my external screen, waited for 20 secs, pressed F1 ...
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0answers
36 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 ...
2
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0answers
38 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 ...
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0answers
85 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. ...
0
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1answer
461 views

LightDM and GDM login loop. Ubuntu 15.04 Gnome 3

At first the GDM worked just fine but all of a sudden I lost the ability to login. I can still get to my desktop using startx (sound doesn't seem to work when I do that but it might be a by-product of ...
0
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0answers
94 views

Ubuntu 14.04 Blank screen at login. Nvidia

Ubuntu 14.04 Blank screen at login. Nvidia Geforce 820M, has intel too. HP laptop Can hear the login sound. When I close the lid and open it again, it shows the login after coming back from standby. ...
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0answers
63 views

ubuntu 15 login or lock not working

when I select lock, the screen goes black. If i restart, the log in screen appears but does not allow me to type a password, it just logs in automatically even though the lock setting is on. Lock was ...
2
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0answers
44 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 ...
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0answers
25 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?
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3answers
56 views

Why do I have all the sudden a user called “postgres” on my login screen?

It appeared just like that, a quick searched suggested that it's a user created by a database application but why is it on my login screen?
0
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1answer
48 views

change login screen without sudo

I'd like to understand whether a user, without root permissions, can change login screen background, in the same fashion as one can change desktop background or icon size in unity, in particular ...
0
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0answers
62 views

What's causing my login resolution to reset incorrectly?

I'm trying to set up my 4 monitor system so all monitors are of the correct orientation during the login screen. I've set my lightdm.conf file up as follows: [SeatDefaults] ...
0
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0answers
56 views

Asus netbook shows white screen when booting

I Have asus net book and Ubuntu 14 installed. Whenever I start my netbook it shows white screen. I have to then restart and then goto advance option from grub menu and then select previous kernel to ...
0
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0answers
102 views

Ubuntu Studio Upgrade to 15.04 Degrades Login Screen Format

I upgraded Ubuntu Studio to 15.04 from 14.10 this week. At login (the greeter?) the screen[1] is uniformly grey. There is no login dialog. Before the upgrade, the dialog appeared on the login screen. ...
0
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1answer
48 views

I deleted my home folder, now I can't log in through Unity

I deleted my home folder when followed the steps in: ecryptfs-setup-private --undo I'm not worried about the data or anything, but I can't log in through Unity anymore. I switched to root in the ...
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0answers
56 views

Lenovo 738726U black screen with mouse pointer on Ubuntu 14.04.2 log in screen

Important Info (maybe): I apologize upfront if I ask something wrong. 1st time asking a question..anywhere online. Already researched problem A LOT! But my system is old and not listed. First ...
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0answers
31 views

Password restriction is not working in Ubunutu 14.04

Earlier I tried installing some apps (PlayOnLinux and Wine) and used the previous command in a terminal. Maybe this is the reason? sudo apt-get install curl Also Im getting a pop up requesting to ...
1
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1answer
2k views

Black Login Screen Ubuntu 15.04

After updating from 14.10 to 15.04, the login screen is black. Just by changing the mouse pointer do I find the password text field; password typed in and then all works normal. Any ideas?