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0
votes
1answer
69 views

KDE randomly locks screen

I have Ubuntu 12.04 LTS and I installed the KDE desktop via the sudo apt-get install kde-plasma-desktop command (I wanted less stuff than the sudo apt-get install kubuntu-desktop command would ...
0
votes
1answer
1k views

Update: Failed to lock /var/cache/apt/archives/lock

I am running the upgrade(12.10 to 13.04) through terminal and it keeps getting stuck at this: Failed to lock /var/cache/apt/archives/lock What do I do? I have root access. I have no idea what else ...
1
vote
1answer
1k views

how do I install gpointing-device - I seem to have got my brain into a loop

I would like to install the gpointing-device-settings package which I found on the Launchpad website https://launchpad.net/ubuntu/+source/gpointing-device-settings I tried: apt-get install ...
0
votes
1answer
97 views

Computer has locked up, will it recover?

I have set some programs to run on my desktop (intensive) and I think they are using all available RAM, to the point that now the machine is completely locked up the clock isn't even updating (it's ...
1
vote
1answer
399 views

/run/lock and /run/shm missing

Recently I found /run/lock and /run/shm folders to be missing. I tried to recover some files with a mounted disk, I now know that this may caused the harm. So unaware what to do, I created these ...
0
votes
1answer
241 views

Lock icon in external drive's folders

When I attach the external hard drive, the folders have a lock icon on them and i am unable to delete them. I tried to use sudo chown -R $USER:$USER $HOME but to no avail, this did not work. Please ...
0
votes
2answers
1k views

Cannot lock /var/lib/dpkg/ [duplicate]

semary@SemarY-PC:~$ sudo apt-get install linux-headers-generic E: Could not get lock /var/lib/dpkg/lock - open (11: Resource temporarily unavailable) E: Unable to lock the administration directory ...
0
votes
1answer
572 views

Lock Hard drive partition using ubuntu password

i want to use my ubuntu password , to lock a hard partition with it can i ?! use my password so no one else can acess type of partition
1
vote
0answers
318 views

Postfix master.lock: permission denied

I'm triyng setup the postfix, but with no success. I am using webmin to configure. my problem is that postfix won't start, always with the same message: Mar 19 19:21:13 site ...
0
votes
0answers
17 views

installing software terminated in the middle [duplicate]

I am new to Ubuntu and i was trying to install the restricted extras using this command sudo apt-get install ubuntu-restricted-extras In the end there was a licence aggrement page which it asked me ...
0
votes
1answer
65 views

How can i lock a device id to a particular port address

I want ttyUSB0 to be always used by my GSM modem how can i do that even after restart it must not change..is there any way to lock GSM Modems id to ttyUSB0.
0
votes
0answers
19 views

Lock computers abilities [duplicate]

I need to have a computer which allows users to access one website (login and buy meals). It should be secured so that they can't do anything other or access other websited. Does anyone know any good ...
0
votes
3answers
6k views

Folders showing lock icon

Whenever I open my documents, all the folders in it are displayed with a lock icon. Therefore, I cannot delete any file or folder in it. I tried changing the root access using sudo chmod ...
4
votes
1answer
1k views

Lock Terminal and Suspend from Terminal

I am trying to lock and suspend from the terminal. I tried: pmi action suspend | at now + 1 min And then typed exit But both that and vlock kill the running command. Is there a way to lock the ...
2
votes
2answers
2k views

I seem to be locked out of my account [duplicate]

Possible Duplicate: Cannot get past login screen I keep trying to log in on start up, typing my password and pressing enter. But it doesn't go through. I just get kicked back to the login ...
0
votes
1answer
376 views

Locking keyboard, mouse and CDROM for baby

I use laptop and need to use keyboard between baby activities... Is there any software for ubuntu that does all these things by pressing just one key (or predefined combination/password)? I tried ...
1
vote
3answers
116 views

Inspite of the options the screen locks after X minutes

The OS Ubuntu 12.10 is installed on my computer. I want my computer never locks the monitor's screen. So that I chose the item "never" in the option "Lock the screen after...". But it doesn't work. ...
1
vote
0answers
243 views

Xscreensaver locking issue

I recently switched from Gnome screensaver to Xscreensaver and I have been facing problems in making Xscreesaver lock my session when I suspend my system. Can anyone help me figure this out?
3
votes
1answer
459 views

Purpose of /run/lock/ (empty except for ./whoopsie/)

My /run/lock/ directory is empty except for ./whoopsie/. I have understood /run/lock/ as a replacement for /var/lock/ but was surprised to find it entirely empty. Is whoopsie meant as a deterrent ...
5
votes
3answers
20k views

Can't format / delete locked partition from gparted?

I can't format my hard disk for Ubuntu installation. It has Fedora installed in it. I wonder how to unlock the locked partition to delete and format it, since I am stuck at installing Ubuntu. I am now ...
4
votes
2answers
811 views

Lock Ubuntu Server 12.0.4

How do I lock Ubuntu server screen without installing gnome screensaver? I'm running the server with only the console without desktop installed.
6
votes
2answers
3k 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 ...
0
votes
1answer
210 views

Wake up from screen off (like Windows and Mac)

Is there a way to configure Ubuntu such that it doesn't require 2 keystrokes to wake it up from the state where the screen is disabled after being absent, but a simple touch on the touchpad suffices ...
1
vote
0answers
55 views

System files lockdown

I'm thinking of reinstalling Lubuntu and want to make sure that system changes are not made permanently until I choose to dump it to disk. This is so I never have to reinstall and can try programs to ...
1
vote
2answers
334 views

How linux kernel (used in Ubuntu) manages concurrent access to the data?

I want to know how linux kernel used in Ubuntu manages concurrent access to shared data?
1
vote
1answer
2k views

Ubuntu 12.04 stopped to lock screen after X minutes

My Ubuntu 12.04 suddenly stopped to auto-lock after X minutes. It doesn't matter how long I leave the computer idle, it NEVER turns the screen off and never locks the screen either. I am using ...
1
vote
1answer
199 views

Why have to lock archives and dpkg while doing installing apps and updates.

Actually if we suspend any application installing in middle or suspending updates then automatically while resuming we will get some problems like E: Could not get lock /var/cache/apt/archives/lock ...
3
votes
1answer
394 views

How do I prevent the blank screensaver when using keyboard shortcut to lock the computer?

I lock my computer a lot, and was wondering if there was a way to get the lock screen when I hit ctrl + alt + L. Right now when I use that key combination it turns the screen black, and I have to hit ...
0
votes
2answers
342 views

Disabled Lockscreen on Ubuntu accidently, How to renable it?

Okay,so few months back I read a post somewhere, dont remember where but it was on how to disable the lock screen. Now that I disable whenever the monitor switches off the system hangs. I remember ...
3
votes
0answers
223 views

Screen doesn't lock automatically [closed]

I have Ubuntu 12.04. No matter what I adjust the screen to. The screen does not lock automatically after any number of minutes. How do I remedy this?
3
votes
1answer
822 views

Is it possible to permanently lock launcher icons?

I have installed Ubuntu onto my parents laptop. They are around their 80s. They manage to remove icons from the launcher accidentally again and again. I have to put them back manually, only to find ...
5
votes
4answers
8k views

Unable to use package manager due to “exclusive lock” error [duplicate]

My synaptic package manager in ubuntu10.10 is giving error: Unable to get exclusive lock This usually means that another package management application(like apt-get or aptitude) is already ...
4
votes
1answer
699 views

What is the gksudo “lock taken…exiting” warning and how do I resolve it?

I recently run into problems when using gksudo. For example, the Truecrypt installation fails because of following error: ** (gksudo:3262): WARNING **: Lock taken by pid: -1. Exiting. PID must be a ...
0
votes
1answer
528 views

Computer under Ubuntu 12.04 randomly locking up when inactive

I am sure someone has had a similar problem somewhere in the world, but I've not really been able to find a way out of this. My install is as clean as I can make it (what can you do wrong with ...
0
votes
1answer
284 views

Running 12.04 on a Dell Inspiron 1545 having random system lockups

I just reinstalled a fresh 12.04 because I couldn't even get booted on my previous installation anymore. I just installed 8GB of ram on this laptop, but the problem happened even before this, and all ...
4
votes
1answer
2k views

CPU usage goes to 100% when I lock the screen

Whenever I lock the screen, after a certain amount of time, the CPU and the CPU fan go to their limits, and they return back to normal the moment I unlock the screen again (as shown by psensor). How ...
0
votes
2answers
744 views

Kubuntu won't lock

When I close the screen of my netbook in Kubuntu, it doesn't lock when I reopen, and when I press the lock button, nothing happens. I have KScreenSaver configured, and all the drivers work fine, so ...
6
votes
2answers
4k views

Unable to lock screen after upgrading to 12.04

After upgrading to 12.04, I can't lock my screen anymore, has anyone encountered this and found a solution? Basically the keyboard shortcut does nothing and even if I select the lock option from the ...
2
votes
2answers
2k views

Ubuntu 12.04 forgetting XModmap settings often

I have the following contents in my ~/.Xmodmap file. It seems a couple times a day (without rebooting or logging out) I need to rerun the command "xmodmap ~/.Xmodmap" to reset my settings. The only ...
4
votes
2answers
5k views

How do I enable Scroll Lock?

I need to enable scroll lock so I can toggle lights on my keyboard. This works on Arch.Funny thing it doesn't work on Ubuntu. ...
1
vote
2answers
213 views

Why does dpkg give me a “package was interrupted” error?

When I try install or remove a software through the terminal, I receive dpkg package was interrupted and further if I use software center to install the same, I receive ttf-mscorefonts-installer ...
1
vote
1answer
227 views

Automatically locking screen without shutting it off

Hey everyone— I have a home theater PC running Ubuntu 11.10, outputting over HDMI (for audio and video). I'm having an issue: I'd like the screen to lock automatically (when video is not playing, of ...
1
vote
0answers
313 views

How to hide the Unable to mount iPhone message: Unhandled Lockdown error (-15)? [closed]

I just want not to see any message like the above, as I connect the iPhone to my workstation only to charge it. I know that there are similar questions but none of them is trying to solve the problem ...
1
vote
1answer
512 views

How can I lock Docky?

I set up Ubuntu with Docky and Xfce for my mother. But sometimes she accidentially removes Apps from Docky by letting them "drop" on the desktop. Is there a way to lock docky, so the programs can't ...
2
votes
2answers
456 views

How can I disable screen locking _completely_ in Ubuntu 10.04?

We have Ubuntu-clients in our school and our students MUST NOT lock their screen. If they leave, they have to log out. Unfortunately there is an option to lock screen, so many students do so. I ...
10
votes
0answers
24k views

Installation Error, “Unable to lock the administration directory” [duplicate]

Whenever I try to install any software through Terminal or Software on my Ubuntu 11.04, I'm getting this response: In Terminal: E: Could not get lock /var/lib/dpkg/lock - open (11: Resource ...
0
votes
1answer
669 views

Unable to login to desktop [duplicate]

Possible Duplicate: How do I recover my data from an encrypted home directory? I can't log it to my Xubuntu account. All it does is log me back out. Help me. My school project is in ...
3
votes
0answers
1k views

Change lock screen to the current wallpaper? [duplicate]

Possible Duplicate: How can I change or install screensavers? When I lock Ubuntu 11.10, but before I unlock it, the screen is black. Is there any way to change the black background to, say, ...
2
votes
1answer
944 views

How to unlock screen in Kubuntu 11.10?

After upgrading to Kubuntu 11.10, I'm no longer able to unlock my screen. The screen stays blank. Oddly, it seems I'm able to logout of my current session by hitting Ctrl-Alt-Delete Enter. Any ...
2
votes
4answers
1k views

“Lock” one specific file so that I nor root no longer have access to it any more

To combat procrastination, I edit my /etc/hosts file by adding time-wasting websites and pointing them to localhost. However, the flesh is weak and I often find myself reverting my changes. I was ...