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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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 ...
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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 ...
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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 ...
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gnome-screensaver doesn't work (18.04 & Gnome 3)

I've set Settings-> Privacy -> Screen Lock -> On with Lock screen after blank for 1 minute but nothing happens after one minute or one day. Moreover: `$ gnome-screensaver ** (gnome-...
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1answer
597 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 lock ...
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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 ...
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187 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 ...
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1k 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 ...
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1answer
383 views

18.04 Gnome-Wayland Screensaver ignores configuration?

I have setup the screensaver for normal X11-Gnome to never lock the screen, log me out, dim, etc. This is my HTPC. I am trying to experiment with Wayland, but no matter how hard I try I am logged ...
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1k 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 ...
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1answer
2k views

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: ...
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1answer
166 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: ...
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1k 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 ...
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504 views

getting gnome-session-b error that it fail to create dbus proxy genomeScreensaver.How to solve it? [duplicate]

Due to this error the system bootup time increases by 30 seconds. after logging It takes more 40 sec to start shell. Kindly let me know how to solve this error. system details: Ubuntu 17.10 Env: ...
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How do I determine what prompts systemd to restart an unwanted process?

I've installed Mate on top of Unity in Ubuntu 16.04. In my process list, gnome-screensaver appears persistently with systemd as its PPID: UID PID PPID C STIME TTY TIME CMD username ...
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1answer
907 views

Systemd keeps restarting a process

I've installed Mate on top of Unity in Ubuntu 16.04. In my process list, gnome-screensaver appears persistently: UID PID PPID C STIME TTY TIME CMD username 8434 1 0 09:47 ? ...
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343 views

Stop dbus notifications from starting gnome-screensaver

I am running the Xmonad window manager on Ubuntu 17.04. When I start an Xmonad session, gnome-screensaver is not running (as I want). Whenever the first on-screen notification occurs, gnome-...
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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.
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1k views

How do you change the command to lock the screen in kde plasma 5?

I installed xscreensaver in kde, because i dont like the way the default gnome screensaver looks, and after installing xscreensaver, i uninstalled gnome screensaver. I am not asking for the keyboard ...
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1answer
130 views

Upstart spawn multiple vncservers

Simple upstart script: start on startup exec /usr/bin/vncserver spawns over 15 instances of Xvnc process. Soft: tigervncserver on Ubuntu 16.04 If i launch it from shell like $/usr/bin/...
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3answers
3k 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 ...
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509 views

Playing a Youtube video doesn't prevent the screensaver from starting!

After doing updates through Software and Updates, playing a full screen YouTube video doesn't prevent the screensaver from starting anymore. Before it worked fine. VLC works fine. It only starts when ...
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2answers
2k 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 ...
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1answer
184 views

Which package provides this login screen? [closed]

I would like to identify the package that provides the following login screen:
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2answers
3k 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 ...
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1answer
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 ...
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1answer
1k 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 ...
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2answers
366 views

Execute sudo command (openvt) with global shortcut

My goal here is to run the cmatrix script and lock the desktop simultaneously, so that cmatrix will be shown as a screensaver until I come back and unlock the computer. My script looks like this: ...
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1answer
6k 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 ...
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1answer
50k 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 ...
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1answer
5k 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 ...
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1answer
2k views

Screensaver not working in 14.10

After the upgrade to trusty my screensaver stopped working. Gnome screensaver's settings tell it to start only on Gnome sessions (OnlyShowIn=GNOME and AutostartCondition=GNOME3 unless-session gnome in ...
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1answer
2k 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 ...
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1answer
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-...
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1answer
9k 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 ...
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1answer
132 views

I give up… gnome + xscreensaver

I've got Ubuntu 14.04 for a short time, but there's a problem that really gets onto my nerves. Yes, it's the screensaver. I really don't mind it running but it is just impossible to watch anything on ...
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1answer
822 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 ...
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1answer
17k 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 ...
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0answers
379 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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1answer
399 views

How do I lock the desktop screen via command line on Ubuntu 14.04?

gnome-screensaver is not being used anymore in 14.04 (((( How do I lock the desktop screen via command line on Ubuntu 14.04? Please
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5answers
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 ...
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4answers
8k 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-...
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3answers
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?
8
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1answer
7k 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?
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1answer
313 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 ...
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1answer
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 ...
2
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1answer
437 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]:...
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1answer
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-...
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1answer
540 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. ...
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3answers
3k 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 ...