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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2answers
2k views

How to increase the idle time that causes auto-lock to log in screen?

At the moment I got Ubuntu on my VirtualBox and it seems to auto-lock very quickly. Everytime I switch to VirtualBox to use it, I always have to enter password. How can I increase the auto-lock ...
0
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1answer
21 views

Change language layout in screen lock

I'm Xubuntu 14.04.2 user. I have two keyboard layouts: Russian and English. Sometimes I closing my laptop and when I'm back and trying continue to work Xubuntu wants me to enter my user password (my ...
0
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0answers
3 views

How can I remove this discoloration from the lightdm-kde-greeter?

I am using Kubuntu 14.04.2 LTS. Recently (not sure since when but it certainly wasn't there at my earliest 14.04 install last year) my locker has started to display some discoloration in some parts. ...
1
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1answer
57 views

How do you configure the lock screen in Ubuntu Phone?

I just bought the bq Ubuntu Phone. I wondered if it is possible (and how) to configure the lock screen in the Ubuntu Phone, for example which kind of statistics to display or even better how to ...
1
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4answers
1k views

Lock screen does not unlock with correct password Gnome and Ubuntu 14.04

I had to reinstall recently. I installed normal Ubuntu 14.04. I then installed gnome/gnome shell/gdm. I then logged in my user to gnome. Since then I have been configuring my system. Yesterday, ...
1
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0answers
48 views

Unity & Gnome Lock Screen

I installed Ubuntu Unity 14.10. Recently, I added the Gnome 3 shell so that I can run both. At my login screen, I can choose which one to log in to. I have noticed that when I choose to log in with ...
0
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0answers
26 views

Lock screen hangs unable to log-in and return to desktop (Xubuntu 14.10)

One out of four attempts at locking my screen will end up freezing on a black screen leaving me not being able to view the log-in screen or returning to my desktop and forcing me to reboot.
6
votes
1answer
130 views

Entirely disable suspension (at kernel level? - has to be independent 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 ...
4
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4answers
124 views

Cannot unlock session if user has no password

I created an account with no password for my 3 year old child. After some time of inactivity on that account, the session locks. Then I cannot unlock the session. Trying to unlock with an empty ...
0
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0answers
65 views

Ubuntu 14.04 freezes upon re-activating after lock screen

Since today my systems seems to freeze whenever I lock it by pressing Ctrl+ALT+L and then try to unlock it. I am using a dual monitor setup I have read AskUbuntu Post to get it working, and upon ...
3
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0answers
58 views

Lock screen asks for password on no-password account

The Ubuntu lock screen always asks for a password even when the account does not have password. In my opinion, it should be exactly like the login screen: a button "connect >" for accounts that don't ...
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0answers
10 views

pause process during lockscreen

I used WhatPulse back on windows and got it installed on Ubuntu, too, but now sometimes, when waking up from standby, it expects an internet connection immediately and builds up a lot of ram and ...
1
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0answers
59 views

XScreenSaver Lock Screen

I got XScreenSaver and removed gnome-screensaver by following these instructions: http://askubuntu.com/a/293014/364819 And my settings are as follows: And it is all working fine and that, but I ...
0
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0answers
13 views

lockscreen background missing

I would like to know if it's me or somebody else has this problem: I put 2 different images for lock screen and background, but, when I get to my locksreen, the background is the same as the normal ...
0
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0answers
349 views

Ubuntu 14.04 no password box after waking up

Opening the lid after suspension - the lock screen shows as normal except the lack of password box. When on dock, the user/password container & unity symbol swap between screens as mouse jumps ...
0
votes
1answer
332 views

Xubuntu 14.04 - Closing lid doesn't immediately trigger xscreensaver

When I close the lid of my laptop, it suspends. When I open the lid and push a key, it wakes as expected. If it has been five minutes (the timer for xscreensaver), the screen will be locked. If it has ...
0
votes
0answers
35 views

lightdm: lock session after (only) auto-login

I'd like to be able to have my KDE session started with lightdm auto login but lock immediately. But if I logout and then back in, I don't want the lock. I found this bug: ...
1
vote
3answers
59 views

Can I somehow pause all processes of an user logged in in background?

I have mainly two accounts on my 14.10 laptop: Mine (admin) and my brother's (restricted). Now when my brother is logged in and runs some applications like firefox with flash player, it consumes ...
0
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0answers
24 views

How to install ubuntu touch lock screen on Ubuntu 14.04

I want to install Ubuntu touch rotating lock screen on my Ubuntu desktop but I can't find it anywhere. Is it possible to install it on a normal Ubuntu 14.04 desktop?
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0answers
44 views

Ubuntu 14.04 screen lock policy

We have a security policy that the Ubuntu desktops have to lock the screen after 10 minutes.I use to use xscreensaver on Ubuntu 12.04 for this by removing gnome-screensaver and overwriting the config ...
0
votes
0answers
41 views

Gnome locked screen changes my keyboard layout

My keyboard layout is set to german (QWERTZ) but whenever I return to the desktop from the lockscreen my keyboard changes to QUERTY. How can I fix this problem. I tried going to settings but the only ...
0
votes
1answer
69 views

Unable to lock Ubuntu 14.04 desktop

I have been using Ubuntu 14.04 for nearly 8 months now and have been a long time Ubuntu user. Recently, I disabled the password for my user account and later re-enabled it. However, ever since doing ...
0
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0answers
32 views

Logging in to a locked account should automatically unlock it

On an Ubuntu 14.04 desktop with multiple (LDAP) users, we've observed the following behavior: If a user locks their account by selecting "Lock/Switch Account" from the upper-right menu and then ...
0
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0answers
47 views

Pamusb - Can lock on pulling drive; Does't unlock by reinserting

Ok I'm a student and I thought having a USB-Drive to unlock and lock the device would be useful. Including not having to re-enter your password every 5 minutes. So here is what I did. After adding ...
0
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0answers
26 views

Cannot log-in at locked screensaver, must log-in with “switch user..”

I have configured my screensavers to lock the page after some time; and I prefer to lock the sceen myself using the title bar "Lock/Switch account..." feature, e.g. when I leave my desk. While trying ...
0
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0answers
76 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): ...
1
vote
2answers
2k views

How do I disable automatic screen locking in Xubuntu?

After about 10 minutes, Xubuntu 14.04 goes to sleep all by itself. I've set up the shuffle on the music player and it only gets through 3 songs before I have to sign in again. There is no screensaver ...
1
vote
1answer
462 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 ...
0
votes
1answer
57 views

Showing Onboard Keyboard On Lock Screen

I have been playing around with the Onboard settings and even though I select the option "Show when unlocking the screen" from the settings the keyboard still doesn't appear when on screen lock. This ...
0
votes
1answer
221 views

How to enable onboard (on screen keyboard) on the lock-screen?

I have a laptop-tablet device and I'm trying to enable onboard on the lock-screen. Enabling onboard on the login screen is no problem but enabling the option Show when unlocking the screen is not ...
2
votes
1answer
141 views

Screen turns off without reason

The precise problem The screen turns off the display suddenly, and does not respond to the mouse or keyboard. What actually happens?? When I am working on my PC (OS - Ubuntu 14.10) suddenly without ...
0
votes
0answers
79 views

How can I disable all locking in 14.10?

I don't want the machine to prompt for password on resume from suspend, I don't want the machine to lock after a certain period of inactivity. At the moment, I only want it to lock a) when it boots ...
0
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0answers
35 views

Is there any way to make the system not to suspend while a download in progress?

Is there any way to set the system not to suspend while a download in progress but only turn screen off?
5
votes
3answers
4k 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
votes
0answers
48 views

Pattern lock for Ubuntu 14.10

I have a touch screen and I want to install a lock screen that used patterns like the smart phones, anyone know a way to do it or integrate it with the default one?? Thanks in advance..
4
votes
2answers
320 views

How to detect events like lock/unlock screen, enter/return suspend and monitor power off

I am wondering if there is any way to detect system wide events under linux such as: user un/locked session user logs in/out machine sent to suspend screensaver goes on and the monitor switches off ...
4
votes
2answers
745 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 ...
0
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0answers
209 views

Ubuntu 14.10 Lock Screen in Unity - won't let me type password

I have this annoying problem with Ubuntu 14.10 (Had the same problem with 14.04.) Perhaps once or twice a day when I wake my laptop from suspend it brings me to the login page. All seems okay apart ...
0
votes
1answer
37 views

USB Power Saving Settings

I have a USB weather station. If the screensaver kicks on (blank screen and lock), data from the weather station stalls out. I can lock the screen manually and I have no issues at all with the ...
40
votes
7answers
22k views

How do I lock the screen from a terminal?

I am using Ubuntu 12.04. Is there any way to lock the screen or session from a terminal command or script? are there any changes happen in 13.04 ?
0
votes
1answer
94 views

Lubuntu hangs after locking

A friend asked me to take care of his Lubuntu 14.04 LTS. He is not a computer expert at all so his bug report might not be accurate. Unfortunately I could not reproduce the error while I am at his ...
7
votes
3answers
37k views

How do I change the length of time the lock screen appears for?

When my screen is locked and I then reawaken it, by moving the mouse or pressing the keyboard, the password entry screen appears. How can I change the amount of time that is taken before the password ...
2
votes
1answer
133 views

Unity CTRL + ALT + DEL set default value to 'Lock'

When I press CTRL + ALT + DEL I get a dialog with two buttons: Log-out and Lock. I spent a significant portion of my time working on Windows workstations, and the default there is Lock. It is a ...
2
votes
0answers
2k views

How to disable xscreensaver lock on suspend?

I have recently installed Ubuntu 12.04 LTS and have installed xscreensaver. As I am the only user on this computer and I am only using the computer for music, movies, and some web browsing I have no ...
2
votes
1answer
69 views

Detect screen-lock in shell/c++

I have a cross-platform application that runs on Ubuntu 14.04 (GNOME). There I need to determine if the screensaver is active or not and if the screen is locked or not. I found out that I can get the ...
1
vote
0answers
45 views

lock screen takes time to show

When I leave my desktop I lock it by pressing Ctrl+Alt+L. When I Use Windows or Gnome-shell the lockscreen shows instantaneously and I can leave my desk. When I use Unity it takes a few seconds until ...
2
votes
0answers
140 views

Ubuntu 14.04 Dual monitor lock screen not blanking both screens properly

I recently upgraded from 12.04LTS 64-bit to 14.04LTS 64-bit. My system is a desktop using the NVIDIA GeForce 210 card connected to two identical Samsung SMS23A350H monitors via HDMI cables. I'm ...
3
votes
3answers
175 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 it with the help of this page Everything seemed to be fine so I started copying some files to ...
6
votes
4answers
797 views

Making touchpad and resume password changes permanent

in Ubuntu 10.10 I really don't want any password on resume on my EeePC, so I have to run gconftool-2 --set --type=bool /apps/gnome-power-manager/lock/suspend false and I want two finger middle ...
1
vote
1answer
315 views

How to prevent radiotray from playing (from buffer) on lock screen after resuming

When I resume my laptop and had radiotray turned on it starts playing again (from buffer) while I'm on the lock screen. This gets really annoying when I'm somewhere it should be quiet (library, train ...