Blanking of the screen or filling with moving images when computer not in use.

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4
votes
1answer
186 views

Long passphrase for login and short password for screensaver

The situation is that: For the encrypted home directory, any passphrase less than 10 characters is useless at all. If someone physically get the harddisk, the data and the other sensitive password ...
3
votes
1answer
436 views

Monitor not turning off when screen saver is on

I installed Ubuntu for the first time 3 weeks ago and I really love it. I have Ubuntu 12.04. My only problem is that when screen saver is on, it just shows blank screen, and not turning off the ...
2
votes
1answer
238 views

Is watching a video on HDD using VLC, or a youtube video in a browser considered as 'computer idle'?

I have Ubuntu 11.04 (natty). I have read 'Screen goes blank when VLC is playing video'. My question is similar, but also I have this problem when viewing a video on youtube. I am not quite clear ...
0
votes
1answer
29 views

How to let gnome-screensaver turn off the monitor when locked in commandline?

I am using Trusty but not unity desktop. I lock my screen by gnome-screensaver-command -l. Seems like in default configuration, gnome-screensaver won't save my power. I found this which did not work. ...
0
votes
1answer
67 views

xset startup command not running on startup

I have Ubuntu 14.04 with XFCE as my desktop environment. After disabling screen blanking and screensaver from settings, my screen still went blank after 10 minutes no matter what I've tried. So I ...
0
votes
1answer
130 views

How to stop having to enter password twice to unlock the screen?

Recently when I lock my Ubuntu 14.04 account I have to write my password twice in two different places before getting in. This happened recently. I think I might have installed some stuff that I saw ...
0
votes
1answer
107 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!
0
votes
1answer
179 views

Screen freezes after screen saver when watching fullscreen videos. Disable screensaver when using flash

Update: libflashplayer is installed on my system, firefox just isnt using it.... I discovered this hack-sawing through my root directory with ls -R / | grep libflashplayer I want to disable the ...
0
votes
1answer
84 views

Stop gnome-session trying to launch application

I would like to stop gnome-session trying to launch an application each time I login, namely gnome-screensaver.desktop (since I have uninstalled in favor of xscreensaver so currently get a syslog ...
0
votes
1answer
57 views

screensaver lock won't release

I have my Ubuntu 12 desktop set to lock after a time period-- this works fine, but when I go to unlock it sometimes (usually only after leaving it locked overnight) won't come out of the locked ...
0
votes
1answer
388 views

How to kill KDE screensaver from command line

Sometimes lock-screen just can't be unlocked in KDE, so I have to kill it from TTY. Update: in 4.13 plasma-overlay always respawns. Any other way?
0
votes
1answer
199 views

ATI card (Radeon HD 5850) forced screensaver settings

I just installed an ATI graphics (Radeon HD 5850) to my desktop swapping my nVidia GTS250. I noticed it turns off the output if idle for 2 minutes, Even if I was running a video! unless the ...
0
votes
1answer
144 views

Pidgin/Empathy are not recognizing webcam

i'm new to ubuntu and am having some issues doing a few things. I'm trying to video chat on yahoo but am having trouble getting pidgin or empathy to recognize my webcam. I also can't figure out how to ...
0
votes
1answer
138 views

Unable to disable screen saver

I have set 'Turn screen off' to Never in Brightness and Lock, but my screen still goes dark after some time being idle, unless I'm watching a movie in VLC or some other media player. What can I do to ...
0
votes
1answer
295 views

Display dims when not in use and it turns off when not in use or while watching movies

I have Ubuntu 11.10 and am using it on dell xps laptop now my problem is that Ubuntu does not provide power utility form where I can manage brightness of my screen, when to turn it off, after how much ...
2
votes
0answers
80 views

lock/unlock events for in C++ app which should not depend on screen savers

We have a product, which was developed for Windows. Because of customer request we are developing it for Linux also. So being a beginner to Linux, have migrated most of it (which I loved it). Now got ...
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 ...
2
votes
0answers
400 views

ubuntu 14.04 64bit and vlc 2.1.4 screensaver keeps coming on

Greets All I have ubuntu 14.04 64bit running vlc 2.1.4, using unity desktop and xscreensaver installed from the software center. (Gnome screen-saver is not installed.) Whenever I play a video in ...
2
votes
0answers
1k 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
0answers
345 views

Display date/time in Ubuntu lock screen (cinnamon-like)

I was using Ubuntu 13.04 till a few days ago. I had installed Nemo and I guess cinnamon got installed too (I was still using Unity nonetheless). One of the good things about that was the lock screen ...
2
votes
0answers
3k views

The XScreenSaver daemon doesn't seem to be running on “:0”

Since in Ubuntu 12.04 there weren't integrated screen savers (btw, why?), I looked for a tutorial online and installed XScreensaver 5.15. The problem is that it won't start the sccreen savers until ...
2
votes
0answers
98 views

Forcing screensaver lockout time for all users in Unity

I am using Ubuntu 12.04 and Unity. Is there a way to force the screensaver lockout time using an admin account? By default each user can change their lockout time. I need to be able to prevent ...
2
votes
0answers
286 views

Xubuntu: How can I avoid the double-password entry (lightdm then xscreensaver) on user switching?

I'm running Xubuntu raring with lightdm and xscreensaver. Both users on the system have xscreensaver set to lock the screen after n minutes. However, when I click "switch user" (or do gdmflexiserver ...
2
votes
0answers
157 views

How can I configure the screensaver and energy-management options separately for two screens?

Background I have finally managed to use twinview with a TFT(1440x900@60Hz) and a TV(PAL,1024x576@50Hz) on nvidia (proprietary driver), configuring xorg.conf manually. I had to do this manually since ...
1
vote
0answers
191 views

Lubuntu Light Locker settings incorreectly starts power saving mode

In Lubuntu 14.04 64-bit on a desktop computer, my monitor goes to power saving mode almost immediately after the blank screen has appeared, regardless of the Light Locker settings. I do not want the ...
1
vote
0answers
30 views

Need to run xscreensaver in ONE of the TWO monitors in a multihead setup - Ubuntu 12.04

I have a multihead setup with two monitors, running Ubuntu 12.04. How to make xscreensaver run in one monitor. Need only one of the following lines present, on invoking xscreensaver. xscreensaver: ...
1
vote
0answers
31 views

tv connected, laptop monitor should turn off

Have HP nvidia 7400M gpu laptop with VGA connected to sony TV. Have been using ubuntu with my Sony LCD for 4 years. Earlier in 2011-12 the screensaver would run on the monitor and switch it off even ...
1
vote
0answers
85 views

ctrl+alt+l not activating screensaver

When I first installed Ubuntu 14.04 the keyboard shortcut ctrl+alt+l would activate the screensaver. Now, after I had to do a reinstall that shortcut locks the account and goes to lock screen. Super+l ...
1
vote
0answers
664 views

Disable lock screensaver

The latest update for 14.04 changed the lock screen behaviour. For a while during development of 14.04, the lock screen would not run the screensaver - just lock the screen. The following links to ...
1
vote
0answers
60 views

Screensaver not activating in 13.10

I'm running Ubuntu 13.10 64bit and the Unity desktop environment. I have my screen lock settings configured so it will blank the screen after 5 min. and lock it imediatly. The problem is it doesn't! ...
1
vote
0answers
54 views

Screensaver that displays random quotes

I have an app on my Android phone called Quotes that uses the daydream feature of Android to display random quotes while the phone is charging. I was wondering if there is a screensaver for linux that ...
1
vote
0answers
63 views

How can I enable screen saver on login?

System: Ubuntu 12.10 running Gnome The issue is that when Gnome launches, the mouse cursor is immediately placed over the Activities link enabling the Gnome menu. This means I can't immediately ...
1
vote
0answers
84 views

cannot change Lock dialog in ubuntu 13.04

I'm using Ubuntu 13.04 raring and when I want to change the lock dialog I was unable to find /usr/shared/gnome-screensaver nor any other files mentioned on the Internet That includes : ...
1
vote
0answers
41 views

Start screensaver on still pictures

I have an Ubuntu box connected to a plasma TV. Still images reduce the lifetime of plasma TVs and may cause pixel-burn. I am looking for a technique to start the screensaver if the picture on the ...
1
vote
0answers
133 views

Turn screen off when no motion in front of webcamera

Is it possible to automatic turn screen off when there is no motion detected in front of webcamera for X minutes ? Can i use sudo service motion start and xset dpms force on/off somehow ...
1
vote
0answers
129 views

display power saver logs me out

I recently got a second display. I am attempting to set it up so the two displays are in TwinView, with one landscape and one portrait orientation. After getting everything to work the way I wanted, ...
0
votes
0answers
23 views

How to turn off / hide the mouse when screensaver is active in KDE 4?

I've got a standard Ubuntu system with KDE 4.13. It could probably be considered 'kubuntu'. When the screensaver comes on, the mouse is visible and quite prominent on top. How do I set the ...
0
votes
0answers
72 views

Keyboard-shortcut to reset the graphic card driver

I would like to fix the on my Lenovo Yoga 2 Ubuntu 14.04 occasionanal blank screen. Since the only workaround is to close the lid and reopen it, I guess the graphic-card gets a hang-up that is gone if ...
0
votes
0answers
122 views

Xscreensaver not Working Properly in Lubutu 14.04

I have installed Xscreensave using the command in Lubuntu 14.04. sudo apt-get install xscreensaver xscreensaver-data-extra xscreensaver-gl-extra After installing, when I try to launch the ...
0
votes
0answers
61 views

How can i change startup applications in Lubuntu

I installed xscreensaver in lubuntu 13.10 and it wont start up auto. Neither will my power manager (using a laptop) I do not see "Startup Apps" anywhere
0
votes
0answers
24 views

Ubuntu screensaver unlocking itself automatically 13.10

I like to listen to music while going to bed, so I turn music on and switch the screen off of my laptop. Somehow, since a couple of weeks the screen won't switch off. Like I were moving the mouse, ...
0
votes
0answers
38 views

Suspend computer and turn screen off gradually

I am looking for a feature that I had before and I can't find no more. At first, my screen would turn off gradually after being inactive for whatever many minutes it was set to. This gradual ...
0
votes
0answers
89 views

xmonad with a 5 minute screensaver and 10 minute suspend on idle

I'd really like to have i3lock kick in after 5 minutes of user idle behaviour, going to suspend after 10 minutes. I thought the following (.xsession) would work, but the pm-suspend never kicks in: ...
0
votes
0answers
29 views

How can I push screen savers with extention .scr files to all ubuntu machines which are added in a domain in windows 2003

I configured a domain a windows2003 machine and added many ubuntu machine to this domain . how can i push screen savers .scr file to all these ubuntu client machines from domain
0
votes
0answers
52 views

Setting screensaver through domain

I am using Windows Server 2003 and there are a lot of machines in my domain. 75% of the machines are dual boot systems. Using both Windows and Ubuntu in same Windows domain. Now I can push ...
0
votes
0answers
48 views

How to temporarily disable Xfce monitor power off via bash

I have set up my monitor to go off after some minutes of inactivity, but when watching an internet stream in a browser this is unwanted, thus I'd like to have bash command that to disable (and later ...
0
votes
0answers
97 views

How to fix: Flash playing a video doesn't cancel display suspention?

Update For Ubuntu 14.04, fglrx-updates and newest Chrome / Flash, the problem does NOT affect Youtube, just videos played by other Flash players. Current & no like: screen gets suspended ...
0
votes
0answers
39 views

MATE fails to follow profiles

I'm having an issue with the MATE desktop. I installed it about 2 weeks ago, and there were seemingly no errors. It installed all of the required packages just fine and the desktop itself starts, and ...
0
votes
0answers
48 views

Why my monitor never shuts down when on the logging screen (ubuntu 13.10)?

Why my monitor never shuts down when on the logging screen (ubuntu 13.10)? This problem arrived after the 13.04 to 13.10 upgrade. Since then,I did a fresh install of Ubuntu 13.10 and the problem is ...
0
votes
0answers
164 views

Kubuntu 13.10: Screensaver consumes lots of CPU even after done

After upgrading from Kubuntu 13.04 to 13.10, I'm finding that my screensavers are consuming about 30% of my CPU even after they have stopped. I've noticed this specifically with KDE Asciiquarium and a ...