The lock screen lets a user lock the currently-running session behind a password screen. This screen may either be blank or show a screensaver until mouse or keyboard activity is detected.

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61 views

Lock screen automatically in Cinnamon

How can I set computer to turn off my monitor and lock my screen after a minute in Cinnamon. In Unity I can just go to brightness and lock and set it but in Cinnamon I can't see that setting. If I go ...
1
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0answers
33 views

How to prevent accidental unlocking?

I have a machine at work running tmux and xmonad that I lock with slock. I frequently need to ssh into it from a remote location, and, based on testing this in person, accidentally killing the slock ...
0
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1answer
384 views

How do I configure xscreensaver to use the GNOME lockscreen on Ubuntu 14.04?

I'd like xscreensaver to lock my session using the standard GNOME lockscreen, instead of using the horrible 1990's xscreensaver lockscreen prompt (sorry guys but it needs a facelift). I know this is ...
0
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1answer
31 views

14.04lts installed on USB stick goes into screen dim

Installed 14.04LTS on a USB stick and system will randomly dim the screen and freeze up for several seconds like it's going into powersave mode. I have tried all of the screen settings including the ...
1
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1answer
375 views

Suspend from the command line and show Unity's lock screen in 14.04?

How can I suspend my computer from the command line and, once it wakes up, display Unity's lock screen? I want to replicate exactly what happens when I click on the system cog icon at the top right of ...
2
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1answer
139 views

Lock screen password misses first character in 14.04

I am running Ubuntu 14.04 (64 bit). In my previous Ubuntu, which was 12.04, when the screen was locked and the monitor went blank, I just typed the password and hit enter. Even though everything ...
2
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1answer
1k views

Gnome Shell Lock Screen problem in Ubuntu 14.04

There is no option for lock Screen. Whenever I switch on from suspend mode, It doesn't show any lock screen.
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1answer
108 views

How do I prevent Xubuntu 14.04 from turning off when listening to music?

i don't want settings turned to never. I also tried the Caffeine app but couldn't even get it to start, and so here I am. Thanks in advance!
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0answers
13 views

Automatically run a command after unlocking screen/wake up? [duplicate]

Is there an easy way to make Ubuntu run a specified command each time I unlock the screen (after an overlay with password prompt dissapears)?
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3answers
777 views

After locking the screen in Ubuntu 14.04, password is not accepted, How can it be fixed?

I'm running Ubuntu 14.04 fully updated on my laptop. Since the last update every time I lock the screen (when leaving my room for example) - when I get back and input my password, it is not accepted ...
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0answers
219 views

Ubuntu 14.04 Failed to get session bus: the connection is closed

my lockscreen was not working, so after reading some solutions here i tried to install sudo apt-get install gnome-screensaver I found it already installed then i tried to run ...
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2answers
128 views

Where do I set the lockscreen image path in Trusty?

I don't want my desktop session wallpaper to be used as lockscreen background. Thank you
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0answers
59 views

Increase height of onboard in lock screen

On my tablet I use a fresh install of trusty with gnome flashback compiz session. At login screen gnome provides an own on-screen keyboard which is kind of ok. Within the session I use onboard in ...
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0answers
41 views

Unity session goes to lock on app launch, and won't unlock with password

Has been happening on every Ubuntu machine I've used to date, which is a total of 4. Started in 12.10 as far as I know, but it might have happened with 12.04, 12.10, 13.04, 13.10 and now 14.04. It ...
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votes
1answer
141 views

Trouble Adding Basic Lock Screen in Lubuntu 14

Alright, I'm running the latest version of Lubuntu on my system, Lubuntu 14, and some strange things have been happening when trying to set up a lock screen. Since I use a laptop, all I want to do is ...
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0answers
68 views

Prevent light-locker from setting volume to 100%

I'm on 14.04 with XFCE. When I lock the screen it appears to mute the system volume (or perhaps just mute anything from the locked session?). When I log back in the volume is reset to 100%. This ...
0
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1answer
89 views

swich from ubuntu (unity) lockscreen/login to gnome

I have Ubuntu GNOME installed on my pc and I also installed the unity shell, the problem is I seem to have lost the GNOME login screen and lock screen, is it possible to switch back from the new unity ...
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0answers
34 views

Lock-screen to take a picture after incorrect password [duplicate]

Is there a way to modify the lock screen to show a custom message and/or take a picture (/w the webcam) when incorrect password was typed in? (Like it was shown in the movie Goodbye World) (And does ...
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3answers
374 views

Computer not asking for password after waking from sleep

I have recently installed Ubuntu 14.04 and set up an account with a password. I configured the computer to ask for a password after waking up from a sleep however, I am still brought back to desktop ...
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0answers
128 views

Can't lock screen through unity

I can't lock my screen through keyboard shortcut or dropdown menu. Here's the twist - I CAN lock it by running gnome-screensaver-command -l in a terminal. How do I diagnose this?
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0answers
38 views

How to make the screen stay off until a “real” input

When I lock my session with Super + L or with Ctrl + Alt + L, the computer locks itself and after about 5 seconds the screen begins to fade to black, and then turns off (no signal). Sometimes it ...
0
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1answer
102 views

Ubuntu 14.04 Go to Switch Account without goint through Lock Account

Okay. So the new Ubuntu 14.04 decided that user needs to lock their account first then, switch account. So my question is How can I go straight to Switch Account screen without going through the Lock ...
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0answers
528 views

Ubuntu 14.04 Lock Screen Keyboard Error [closed]

After locking Ubuntu 14.04 x64 Desktop edition, the usb and built-in keyboards do not work on the login screen. When clicking on password area nothing happens. But if I hit Ctrl + Alt + F1 and goes ...
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0answers
160 views

synergy and ubuntu lock screen problem on ubuntu 12.04

I have a setup on work with a Ubuntu 12.04 and a Windows 7 PC which share same keyboard and same mouse via synergy. On Ubuntu the synergy server is running, on the Windows 7 the synergy client is ...
2
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0answers
842 views

Change back to old Lock-Screen Ubuntu 14.04 [closed]

The new Unity lock-screen now crashed thrice at my system - completely locking me out as a result. Also unlocking the new lockscreen in terminal was not working, when it had already crashed. Being ...
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0answers
27 views

After unlocking Ubuntu after an extended period of idle time, why do my open applications disappear?

My use case is this: I am running Ubuntu 12.04 guest on VMWare Workstation 8.0.4 Windows 7 host. I work all day and before I go home for the day I start some long-running processes. Usually, I have ...
5
votes
1answer
3k views

How to disable screen lock in Ubuntu 14.04 / Unity?

I disabled the lock in the "Brightness & Lock" but I still get the lock screen when is resumes/wake from suspend. Although the option "Require my password when waking from suspend" is unchecked
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1answer
3k views

Xubuntu 14.04, Power Manager, Screensaver

When my computer is inactive, I keep getting a black screen and the screen goes into locked mode asking for a password, even though in Power Manager I have "Never" set for actions and monitor and ...
0
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1answer
226 views

Double lock screen Ubuntu 14.04

So I've got a brandynew System 76 laptop running Ubuntu 14.04, and if I close the lid, putting it to sleep, and reopen it, I am presented with the very nice new Unity lock screen. However, when I ...
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1answer
7k views

Ubuntu 14.04 LTS randomly freezes (graphics/unity only) [duplicate]

When I'm just chilling on the desktop or doing whatever, Ubuntu 14.04 LTS will (every 10-20 minutes or so) just randomly freeze. The screen just stops, I can't see my mouse move, etc. However, I can ...
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0answers
82 views

Force lock screen password input to NOT use Japanese iBus IME

Since I upgraded my 2 laptops from 13.10 to 14.04, I sometimes have a problem entering password to exit lock screen: When typing in the password field of the lock screen, I see that the usual dark ...
0
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0answers
261 views

Lock screen not working

When trying to do something, I used the command "Service lightdm disable" or something like that. From the moment I did that, my lockscreen is not working anymore. How do I make it working again? ...
0
votes
1answer
147 views

Unity lock screen issue

I upgraded from Ubuntu 13.10 to 14.04 and I still have the old lock screen. How do I change to the new one? There was a compiz option to change between the two of them but it was removed in the last ...
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0answers
102 views

lock screen asks for root password which I never set

I recently installed Ubuntu server on my server and I found out it had no gui by default. So I installed that with the help of this page Everything seemed to be fine so I started copying some files ...
6
votes
2answers
7k views

Lock Screen not working. 14.04

I recently upgraded to 14.04 and since then my lock screen is not working.I read online that gnome-screensaver is not supported in Trusty and it was suggested that I install xscreensaver instead. The ...
0
votes
1answer
340 views

ubuntu 14.04 not coming out of lock, sometimes

I have a clean 14.04 Ubuntu installation on a dell precision T5400 with a NVIDIA card. The system is updated and upgraded. When the system locks after 5 minutes, the system does not show the login ...
0
votes
1answer
214 views

Screen tuns off during skype video conversation

Fresh install of Ubuntu 14.04 in EFI mode. During skype video conversation screen turns off when, it reaches it value set in "Brightness and Lock" -> "Turn off screen when inactive for" . Is there any ...
3
votes
1answer
537 views

14.04: password not accepted after computer wakes up from sleep

If i press Ctrl+alt+L to lock the screen, I can get back in by typing my password. If I put the computer to sleep, wake it back up again, I cannot log in anymore because it says the password is ...
7
votes
2answers
1k views

How can I lock the screen using the new lockscreen from the command line?

Ubuntu 14.04 introduces a new lockscreen that looks similar to the login screen. I am still able to lock the screen using the command gnome-screensaver-command --lock (as I always did before), ...
5
votes
2answers
2k views

Unlock screen in 14.04 without `gnome-screensaver-command`

I've been happily using blueproximity in 13.10, but since upgrade to 14.04 it only locks when my phone goes out of range (using gnome-screensaver-command -l), but it does not unlock with ...
0
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0answers
75 views

When installing/ downloading something, ubuntu (14.04LTS) locks by itself

I have a question regarding the auto-lock of Ubuntu. When I'm downloading something, for instance: Yesterday I downloaded oracle jdk8 using the terminal cause I had to add a ppa. Now my download was ...
4
votes
1answer
328 views

Is there a way to switch users from the new lock screen?

I upgraded to 14.04 from 13.10 and I'm having a couple issues with the lock behavior (ctrl+alt+l). In 13.10 the monitor would go into power save and then when the screen turned back on I was able to ...
0
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0answers
164 views

My lock screen in ubuntu 14.04 turns ugly after install jayatana

I've already installed the latest ubuntu (14.04), one thing that I notice is the new lock screen, but somehow, my lock screen turns into ugly, like in the previous ubuntu version (13.10 and below). Is ...
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0answers
81 views

Keep Windows in VirtualBox from locking [closed]

I am running a corporate image of Windows 7 in a VirtualBox on my Ubuntu machine. Because of restrictions from the corporation I am not allowed to change Windows so it will not turn on screensaver and ...
2
votes
0answers
4k views

Ubuntu 14.04 lockscreen turns of music + does play 'lock-sound'

My computer automatically locks its screen (as its supposed to do) after the 30 seconds that i've asked for in the lock screen settings menu. Since upgrading from the 13.10 to the 14.04 system, the ...
1
vote
2answers
1k views

How do I remove the dots from the lockscreen in Ubuntu 14.04?

You can remove the dots from the login screen in 12.04-13.10 using this method. How do you remove the dots from the new lock screen in Ubuntu 14.04?
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vote
1answer
661 views

The screen locks as soon as I close the lid of my laptop

Whenever I close the lid, there it is the computer is locked. And I don't find any option in the power manager provided by Ubuntu to turn that feature off. Is there a tweak available? There might be ...
4
votes
1answer
281 views

No lockscreen option in CCSM 14.04

I expected to find Lockscreen option in CCSM after upgrading to Ubuntu 14.04, in Unity Plugin, general section, in order to switch between unity and lightdm. Unfortunately, It's not in the tab. Why?
2
votes
2answers
3k views

Light locker stops background activities (eg. music playback) when screen is locked

I upgraded my xubuntu installation to the new release, 14.04. This release includes a new light-locker, a great improvement if you ask me. The thing is that whenever I try to lock the session or when ...
1
vote
1answer
118 views

Screen truns off when I lock, but doesn't lock. “Lock” settings grayed out

I'm on trusty and I can't lock my computer by any means. When I press Super+L or use the Lock button in the panel, the behavior is the same: the screen turns black and if I move the mouse, my desktop ...