Questions tagged [gnome-screensaver]

gnome-screensaver is the GNOME project's official screen blanking and locking framework. On some GNOME-based Linux distributions, it is used instead of the framework that is a part of XScreenSaver.

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CRITICAL: Unable to create a DBus proxy for GnomeScreensaver

I received this critical error in my logs, but I haven't had any problems so far. If anyone knows why I get this error and what it means, I'd really appreciate an answer from you. CRITICAL: ...
Harry Curtis's user avatar
19 votes
5 answers
39k 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 ...
fts's user avatar
  • 213
13 votes
1 answer
11k views

Prevent monitor from losing signal after screen saver / lock activates

After the screen saver activates, or after I manually lock the screen via Ctrl+Alt+L, I see a blank black screen with just the date / time in the upper right corner. A few seconds after that, my HP ...
Ingo Karkat's user avatar
11 votes
2 answers
4k views

Application that will lock screen after a set amount of time for Ubuntu

Is there an application for Ubuntu which will lock the computer after a defined amount of time(e.g. 30 minutes). I need it for kids to limit the time they watch cartoons. E.g. 30 minutes watching and ...
Dmitriy's user avatar
  • 285
10 votes
3 answers
14k views

Can't lock screen with shortcut on Ubuntu 20.04 gnome

In shortcuts i have Super + L for locking screen. But on pressing it - nothing happens. In syslog: gsd-media-keys[1979]: Couldn't lock screen: Cannot invoke method; proxy is for the well-known name ...
littleguga's user avatar
10 votes
1 answer
72k views

How to set up gnome-screensaver?

I am running Ubuntu GNOME 15.04 and I have install gnome-screensaver, however after doing some searches through my system, and my system settings, I am unable to find any configuration settings for ...
user avatar
10 votes
4 answers
9k 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 gnome-...
d_inevitable's user avatar
  • 1,902
8 votes
1 answer
8k views

How do I change back to my X-session (GUI) tty?

My screensaver unlock screen got frozen, and fishing around I found that I could use CtrlAltF2 to switch tty's and get a (text only) terminal login. The helpful pages that mentioned this, didn't ...
drevicko's user avatar
  • 4,373
8 votes
1 answer
8k views

How can I lock AND blank the screen from the keyboard in 14.04?

In older versions of Ubuntu when you pressed Ctrl+Alt+L it would lock and blank the screen (start the screensaver). In 14.04 it just locks the screen. How can I get it to lock AND blank the screen?
Seth's user avatar
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8 votes
3 answers
6k views

How can I enable screenlock without turning off the monitor? (Ubuntu Gnome 14.04)

Ubuntu Gnome 14.04 When locking the screen, my monitor/screen turns off immediately. I don't want that to happen immediately, more like after 30 minutes or so. Is that possible?
henry's user avatar
  • 2,055
7 votes
1 answer
11k views

Replace Light Locker with Gnome screensaver

There have been many issues reported concerning Light Locker. Sometimes the lock doesn't work, it locks by itself when not supposed to and many more. Bottom line is Light Locker's major issue is, it ...
J Rios's user avatar
  • 191
7 votes
2 answers
5k views

Not Locking Screen after X minutes

Since I upgraded from Ubuntu 11.10 to 12.04 (and also 12.10 problem still occurs), my notebook does not lock the screen automatically. I wen into "Brightness and Lock" settings, Set "Turn Screen of ...
yurividal's user avatar
  • 1,782
7 votes
1 answer
5k views

Making gnome-screensaver auto-lock in XFCE

gnome-screensaver has been vastly simplified for major version 3 and no longer supplies the preferences dialog. It is now only useful for locking the screen and providing an unlock dialog. I use 12....
bartmanus's user avatar
6 votes
2 answers
3k views

How do I stop sound from muting when the screen is locked?

How to change the settings to the screen locker not to mute the sound while the screen is locked?
Alexander Marcev's user avatar
6 votes
2 answers
2k views

Replacing xscreensaver with gnome-screensaver, problems(Xubuntu)

I found this helpful question Replace xscreensaver With gnome-screensaver (Xubuntu) but the executable gnome-screensaver-preferences can't be found. So I'm not sure what to do, to get gnome-...
user645607's user avatar
6 votes
0 answers
2k views

Replace gsd-screensaver-proxy with light-locker

I'm currently using a fork of Antergos web-greeter because I don't like the default. However I can't use the default screensaver because if I lock through that I can simply press Ctrl + Alt + F7 to ...
ojn06031's user avatar
5 votes
0 answers
420 views

My screen turns off when I watch movies on YouTube [duplicate]

When I use VLC or other media player, I can watch the movie until the end without touching the PC. If I watch a movie on YouTube using Chromium or Firefox my screen will turn off as is set in System ...
Radu Rădeanu's user avatar
4 votes
1 answer
21k 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 ...
irwazr's user avatar
  • 123
4 votes
2 answers
3k views

Difference between gnome-screensaver-command -a and gnome-screensaver-command -l

I was trying to figure out difference between gnome-screensaver-command -a and gnome-screensaver-command -l According to the gnome-screensaver-command man page... -l, --lock ...
Shagun Sodhani's user avatar
4 votes
1 answer
2k views

Ubuntu 20.04 not asking password when coming out of sleep

Ubuntu doesn't ask for my password when I'm getting out of sleep when closing my laptop and reopening it. I've followed everything listed here : Ubuntu 17.04 no longer asking for password when coming ...
Soran Alatas's user avatar
4 votes
2 answers
4k views

Closing lid turns off external monitor on 16.04

NOTE: Don't rush to mark as duplicate - most of the similar questions consider very old Ubuntu versions and their answers are not applicable. I have Lenovo T460s with the latest Ubuntu 16.04. I like ...
Zaar Hai's user avatar
  • 151
4 votes
0 answers
2k views

Ubuntu 17.10: Lock screen without blanking

By default, locking the screen in Ubuntu 17.10 also immediately blanks it. This seems to go back to gnome-screensaver by default blanking whenever it's told to lock (with gnome-screensaver-command -l ...
anlag's user avatar
  • 326
4 votes
3 answers
4k views

How to unlock screen in Ubuntu 14.04 LTS using command line

When I use Ubuntu 12.04, after I click the "Lock" button from status bar in desktop, it will show the locked screen. I use another computer to ssh to this locked computer. And use command export ...
lee's user avatar
  • 41
3 votes
1 answer
1k views

Screen does not switch off when idle

I'm using 13.04.3 LTS on a desktop machine. Whenever I lock the screen, the screen goes blank for a couple of seconds, but then shows the login screen again. It never actually switches off (the power-...
mpenkov's user avatar
  • 452
3 votes
1 answer
5k views

Xscreensaver not working properly

I don't understand Linux and sys-admin stuff, but I have installed recently xscreensaver Ubuntu 18.04.4 LTS as described here and I have followed all the steps. If I lock the screen with Cntrl+Alt+L ...
NeStack's user avatar
  • 275
3 votes
1 answer
1k views

Dell Latitude 7490 laptop running Ubuntu 18.04 black screen when locked

My Dell Latitude 7490 running Ubuntu 18.04 (dock with USB-C) goes black with no way of turning it back on, whenever I lock it. Sometimes the screen goes black instantly, sometimes it goes to the lock ...
benuuts's user avatar
  • 31
3 votes
1 answer
6k views

Disable Login Prompt after Screensaver

I want the screensaver on, but when I move the mouse over the screen, I don't want to be prompted for the password. Is there any way of doing this? I see that the screensaver setting has been ...
Kevdog777's user avatar
  • 137
3 votes
0 answers
2k views

Cannot change a keyboard layout on the lock screen

I have two keyboard layouts installed in my Ubuntu 16.04 LTS + GNOME. Sometimes, after some idle period, my computer goes into a lock screen when the layout is the other than I need to type my ...
Yury Kirienko's user avatar
3 votes
0 answers
3k views

Are there any more modern screen saver options for GNOME?

I would like a more modern screensaver than xscreensaver or a way to configure xscreensaver to look better.
Amolith's user avatar
  • 1,072
3 votes
1 answer
1k views

Lock screen doesn't lock (plain Ubuntu & gnome-screensaver)

I have checked the following instructions, but none of them helps me (and I don't have sufficient reputation to comment on them): Xubuntu doesn't lock screen anymore Keyboard shortcut for Lockscreen ...
Timo Riikonen's user avatar
2 votes
1 answer
1k views

I see gnome-screensaver lock screen instead of unity one. What happened and how to fix it?

For a long time in 14.04.1 LTS I see gnome-screensaver lock screen instead of unity-greeter (or which one is the latest and greatest?). I've already tried to dpkg-reconfigure lightdm and dpkr-...
igorp1024's user avatar
  • 265
2 votes
1 answer
711 views

gnome-screensaver still trying to load after installing xscreensaver?

After installing xscreensaver, as detailed here, including removing gnome-screensaver, it still appears in the logs (syslog) that something is trying to launch gnome-screensaver: gnome-session[2563]:...
fpghost's user avatar
  • 1,659
2 votes
1 answer
3k views

Gnome Screensaver lock screen command not working...What can I do to fix this? ubuntu 14.04

The gnome screensaver in ubuntu 14.04 64 bits doesnt work anymore and when I try to lock screen either by the gui through the right hand corner or through the command line in terminal. The screen just ...
Eins's user avatar
  • 41
2 votes
3 answers
429 views

How do I play mame games on 12.10 without being interrupted by the screensaver?

"gnome-screensaver-command -p" is gone in 12.10 so mame can't poke to keep the screen alive. Is there a command I can add before "mame" to deactivate the screensaver and one to reactivate it after I ...
Kruykaze's user avatar
2 votes
0 answers
316 views

Unable to detect relyably locking of screen within gnome session

I have to detect if the screen is locked or not. It works pretty OK most of the time. BUT: Selecting "Lock screen" (German: "Sperren") on the top right menu and moving the mouse ...
Uli Heller's user avatar
2 votes
0 answers
188 views

Is it possible to tell the computer press button when I close the lid?

when I close the lid, the computer suspend and lock the screen. If I changed the keyboard layout before I locked it, I can't change it back and unlock the screen. When I press the shortcut for lock ...
Sagi314's user avatar
  • 71
2 votes
1 answer
2k views

How do I change my lock screen in Ubuntu 13.10?

Currently my lock screen is what I am assuming is the default lock screen. the command: gnome-screensaver-command -l activates this screen. I installed light-locker and want the system to use this ...
Jibbers's user avatar
  • 542
2 votes
0 answers
244 views

Cannot unlock from graphical screen

I cannot unlock my Ubuntu 13.04 from the unlock screen. It immediately returns to the lock screen, even if the password is right. I need to to enter the VT and do DISPLAY=:0 gnome-screensaver-command ...
user186247's user avatar
2 votes
1 answer
954 views

where can I get3D screen savers for ubuntu 12.04?

I want 3D screen saver for Ubuntu 12.04. where and how can I get them?
krishna kaanthh's user avatar
2 votes
0 answers
151 views

Is there some plugin for gnome-screensaver to control Banshee or another media player from the lock screen?

Is there some way to control a media player and the system volume from the lock screen (e.g. after waking from sleep)?
Yet Another User's user avatar
1 vote
3 answers
4k views

How to make a simple fast and lightweight custom screen locker?

Day to day I'm seeing many questions which say: Screensaver/lock doesn't work. Screensaver doesn't require password after waking or doesn't lock the screen. Can not exit screensaver / nothing works ...
Saurav Kumar's user avatar
  • 14.9k
1 vote
1 answer
489 views

Which package provides this login screen? [closed]

I would like to identify the package that provides the following login screen:
orschiro's user avatar
  • 13.3k
1 vote
1 answer
2k views

I have Ubuntu 14.04. Do I use xscreensaver or gnome screensaver?

I had version 12.04 on another machine. I don't remember the terminal command to get screensavers. I had a simple one called "box fit". Anyone know how I can get the simple screensavers back? I don't ...
dustbindiva's user avatar
1 vote
1 answer
509 views

No such key “idle-delay” in org.gnome.desktop.screensaver

I am using Ubuntu 17.10 with Unity desktop environment I cannot stop my screen from shutting down via the Settings, so i tried it via command line. But when executing the following command: ...
Bernd's user avatar
  • 198
1 vote
1 answer
320 views

Screen locking does not work after upgrade

I'm using Xscreensaver. I replaced gnome-screensaver with it. Made such link: sudo ln -s /usr/bin/xscreensaver-command /usr/bin/gnome-screensaver-command However, hitting Ctrl+Alt+L does nothing ...
Danatela's user avatar
  • 13.3k
1 vote
1 answer
648 views

Conky (or other apps) on Gnome-screensaver unlock screen

I found this awesome theme for conky to make it look like google now but it really gets in the way on my desktop. I want to put it on my unlock screen just like mint has a clock on the unlock screen. ...
leszakk's user avatar
  • 562
1 vote
1 answer
2k views

Make gnome-desktop clock larger

I use Xfce with gnome-screensaver. Is it possible to change the font size of the date/time in the lock screen (on the top bar) without making any changes to font sizes elsewhere? Thank you
user190459's user avatar
1 vote
0 answers
157 views

How to prevent XScreenSaver to load while playing videos on browsers (ARM)?

According to the XScreenSaver wiki, the app should automatically recognize when browsers are playing videos, but it doesn't for me. I'm running Ubuntu 23.04 over ARM (RPi4), and the app loads while on ...
42piratas's user avatar
  • 111
1 vote
0 answers
341 views

18.04 boots ok, but once lock screen appears I can't unlock it

Started yesterday; the system is running all the background applications it is supposed to but the only way to use it interactively is to power off completely and restart. The screen, keyboard and ...
TrevorN's user avatar
  • 69
1 vote
0 answers
2k views

Gnome-screensaver settings

Does anyone know where I can locate gnome-screensaver settings on ubuntu 18 ? (I don't mean the GUI ones) I need it to be done through terminal. What I need to do is to tell gnome-screensaver to look ...
Oscar's user avatar
  • 299