For questions regarding the function of the entire operating system and issues that affect users system-wide.

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0answers
67 views

/casper/vmlinuz:f ile not found

I get this error /capser/vmlinuz: file not found when I try to install Ubuntu 12.04.4 LTS using the iso file on my Windows 7 PC. Can someone help with a solution to this issue.
1
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1answer
488 views

what is “System program problem detected” notification about and how to fix it?

I will start by saying this is not a duplicate of System Program Problem Detected nor "System Program Problem Detected". I do not want to disable apport. I want to find a way to know what is ...
0
votes
1answer
2k views

Ubuntu 13.10 won't allow me to change file permissions. Fresh install

I just freshly installed Ubuntu 13.10 and made myself an admin account. I had a problem with closing my laptop and the system suspending so I went into change the /etc/systemd/logind.conf to change ...
3
votes
3answers
3k views

How to recover a deleted /etc/passwd?

I deleted the /etc/passwd file and cannot login now. I don't know the root password and tried lots of passwords, but none of them worked. How can I fix this?
1
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1answer
259 views

Operating system not found after shut down

I recently broke my Harddrive, so i'd put a new one in and installed Ubuntu 13.10 on it through LiveUSB, but the PC could not find the Operating system. I have a Acer eMachines e640, with amd64 ...
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2answers
69 views

What makes a Linux Distro a “Linux Distro” and not a “new” OS? [closed]

Like how some Linux distros might use different core components and what not, function completely different than another distro and what not, what is it exactly that keeps a distro from actually being ...
0
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1answer
39 views

Changes made to html / css / js (stored on NTFS partition) are lost

I edit web pages (saved on NTFS partition) using Komodo Edit. As long as I usu Ubuntu (12.04) everything seems to be fine (changes appear to be saved), but after rebooting / switching to windows 8 all ...
1
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1answer
1k views

How can I see my System details in a Graphical way? (in Lubuntu)

I am new to LUbuntu. In Windows, if I want to know my system properties, I see it by going to Control Panel and clicking on the System icon. What are the equivalents of these features in LUbuntu, ...
5
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2answers
10k views

Ubuntu doesn't load desktop at all after login screen [duplicate]

I'm using Ubuntu 12.04 for more than 1 year on my Dell N5010 laptop. It was OK yesterday morning, but when I wanted to save my VirtualBox session, it gaves me an error ( i don't remember exactly but ...
11
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2answers
2k views

What are the disadvantages of having a dot in a user name?

A student just asked what could be the downside of having a dot (. ) in the name of the user. For example: john.doe How will this affect the system or any apps for that matter?
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0answers
26 views

Cannot use Persistent Mode through USB

I recent broke my Hard-drive, so the only way I can use my PC is through the USB, but when I tried going into the persistent mode, all I get is a white screen. It works on Live mode but not ...
0
votes
1answer
24 views

Using Ubuntu and Win7 on two drives

I would like to dualboot. I have ubuntu 13.10 on one hard drive and Win7 Home on another. I’ve been using Ubuntu for a long time but I don’t know where to start. What is the easy way to get this done? ...
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0answers
94 views

Mounting 2nd Hard Drive (Win7)

I have Ubuntu 13.10 installed on my internal hard drive and I’m tiring to mount a 2nd internal to recover data off it. It has Win7 Home installed on it. I am having problems mounting it. What is the ...
0
votes
2answers
480 views

Ubuntu Crashes Evertime I Open System Settings

I just upgraded to Ubuntu 13.10. Every-time I open system settings Ubuntu crashes. Is there a fix for this.
1
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1answer
53 views

System Randomly Crashes [duplicate]

I don't know really how to explain this in more detail... besides ... my system just sometimes crashes randomly.. It usually does it when i'm on youtube though. but it doesn't freeze or anything, it ...
0
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1answer
36 views

Language problem is causing updatting problem!

I searched so much but still haven't found any serious answer for this. I installed ubuntu 13.10 in english and i changed later the system language in greek. So everything turned into greek. When i ...
-1
votes
1answer
40 views

I logged into my system but Unity doesn't seem to come up. Maybe it has crashed

I have a problem, because it looks like Unity has crashed. Today I logged into my system, but the panel and the launcher don't came up. I only see my files that I stored on the desktop. Please help ...
0
votes
1answer
175 views

Unbuntu install SGS3 [duplicate]

Maybe this question was asked a thousand times. But i'm abolute not informed about installing operating system. I would like to install Unbuntu on my Samsung Galaxy S3 without lossing the fotos and ...
0
votes
3answers
338 views

prepared a bootable usb stick from ubuntu-12.04.3-desktop-amd64.iso but it says'cannot find operating system'

I know that my usb stick is bootable and i have made it according to the steps in http://www.ubuntu.com/download/desktop/create-a-usb-stick-on-windows. And it is booting but it shows an error message ...
0
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2answers
7k views

System Testing tool for Ubuntu

I want to test my hardware function and find errors. Is there any System Testing tool available for Ubuntu ?
0
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1answer
36 views

Update to 13.10 failed via update manager

Update to 13.10 failed via update manager, the failure information as below: W:Failed to fetch cdrom://Ubuntu 12.10 _Quantal Quetzal_ - Release i386 ...
2
votes
0answers
65 views

Sound changed to muted on boot-up?

I just installed Ubuntu 12.04 LTS on my iBook G4 and every time i reboot the volume is changed to mute and i have to turn it up again. How can i make it so it automatically unmutes before lightdm and ...
0
votes
1answer
109 views

File System and Mount Point

I am trying to install Ubuntu 13.04 alongside Windows 7. The Partition that Ubuntu picked up on and tried to install on, wasn't big enough. I created a new partition but I need the File System that ...
1
vote
1answer
394 views

System trashed after recommended Ubuntu updates- what do I do?

everything running fine when Ubuntu messaged me it had a large number of updates to install. I gave it root access and ran the updates, then rebooted. Now the system will no longer boot! When I ...
0
votes
1answer
27 views

Repair install of precise

I only have precise on my netbook,but my copy is now corrupted beyond repair and I have downloaded a fresh copy onto a usb drive, along with a fresh copy of grub and its binaries,synaptic and gparted ...
0
votes
1answer
123 views

What is the linux version that best fits my system to install? [duplicate]

I would like to ask if you can tell me , what is the linux version that best fits my system to install ?! Intel Pentium 4 CPU 3.40GHz 1 GB RAM Nvidia 6600 Pending your reply , Thank you very much !
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votes
2answers
4k views

How to speed up Ubuntu 12.04

I am using Ubuntu 12.04 and my system is too much slow, I want to speed it up. I have tried several apps and methods like jupitar, cleaning tmp file, but still my system is too much slow. Here is my ...
1
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2answers
204 views

Migration to Linux. Files readability. File systems

My idea is the following: I want to migrate from win7 to Linux, specifically Ubuntu. As I know the file systems of the two OS are different - NTFS and the Linux one I don't know... I want to put my ...
-1
votes
2answers
161 views

Installing ubuntu 12.04.03 [duplicate]

I'm trying to install Ubuntu on my desktop and am getting the message: "no root file system is defined" on the menu for installation type. I can't seem to find what to do next.
-1
votes
1answer
615 views

Ubuntu 13.04 random crashes

I'm having a problem which seems to get worse as time goes on. I'm having random crashes (image links at the bottom), It used to happen about once a week or so, but now it happens a few times a day. ...
0
votes
1answer
144 views

Can't Upgrade My Old Ubuntu System

I have a really old ubuntu system. Probably somewhere around 2.0.3 or something. i went to update manager but it wont let me download the new system. I have tried looking online for individual ...
1
vote
1answer
1k views

I want to execute a terminal command using php?

I have tried exec, shell_exec, system, but they didn't work for me. The command I want to execute is as follows: ./toolkits/collaborative_filtering/svdpp ...
1
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2answers
91 views

Is there an official list of trusted Ubuntu system processes?

List of default processes -- these running after fresh system install and after first system update. Both these most important and startup processes and these less. Preferably maintained by Canonical ...
1
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0answers
35 views

how to get same information of CLI in terminal? [duplicate]

as we all know that we will get some information like how many updates are available , login time etc while we login in CLI session of Ubuntu. is there any way I can get them in the Gnome-terminal ...
1
vote
2answers
613 views

Ubuntu 12.04 32bit System Fails Memory Testing

Results: "FAILED Meminfo total: 3097452 kB DMI total: 4096000 kB Accuracy: 75.00 Memory totals not close enough" I recently had some more RAM installed: I had 1GB. I added 2GB, giving a total of ...
1
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0answers
325 views

Cannot access local variables using systemtap

I am just getting started using systemtap. On my 64bit Ubuntu 13.04 system, I installed systemtap and dependencies + systemtap-doc and elfutils then added the ddep repository to my apt/sources.list ...
0
votes
1answer
87 views

suspected security breach

for a few days now, i'm seeing automated .log files and folders on my home folder, they are recreated even after they are deleted, couldn't make sure the source of it... file --> ...
0
votes
1answer
2k views

Error message that won't let me run package manager…(im new to ubuntu) [duplicate]

Reading package lists... Error! E: Encountered a section with no Package: header E: Problem with MergeList ...
0
votes
1answer
118 views

How does “show desktop” work?

How does Super+D work to show the desktop? Does it minimize all windows? Or does it set the desktop as "on top"? Or does it make all windows invisible? Can I exclude certain windows/applications ...
1
vote
1answer
67 views

“locate” process in Ubuntu 12.04

Frequently I have seen in the System Monitor a process called "locate", running once a day or more. It consumes a lot a CPU and I do not understand if it is useful or not. Can I configure it to run ...
2
votes
1answer
193 views

Ubuntu Python Error

It's been months since I used my ubuntu pc. I updated and upgraded it yesterday but when I run help('modules')in python I encounter this I haven't tried using python before I updated my system so ...
0
votes
5answers
3k views

Can ubuntu run all types of files, .rar, .zip, etc [duplicate]

I'm new to ubuntu, and I'm just now installing it, i've backed up some files and I'm going to completely system restore and I'm saving some files onto .rar's. from my website database. I was ...
0
votes
1answer
140 views

How can I make it so when I ssh myself my system info shows up when I log in?

I have a vds and when I log in my system info shows up and I'm wondering how I can do this with my desktop that's running 12.04 LTS because I love the feature. Here is a picture that shows the ...
0
votes
2answers
124 views

What do I need to download and how do I install those programs? [closed]

I am new to Ubuntu. I just installed it. I want to download my xampp servers, Spotify or Adobe's Flash Player, but I get suggestions of *.zip, *.ga or something. Operating Systems "Lunix", "Yum" and ...
0
votes
0answers
56 views

Ubuntu Won't Detect My Operating Sysytem [duplicate]

I want to install Ubuntu 12.04 on my Toshiba Qosmio laptop, that is preinstalled with Windows 8. I would like to install it side-by-side with Windows, not erase Windows 8. However, the installer does ...
0
votes
1answer
134 views

Is it possible to change ubuntu skin color?

Can we change the Ubuntu skin color to any other colors like silver. What i mean to say is the default Ubuntu color is Magento (one kind of pink color), i want to change the Ubuntu skin color to any ...
0
votes
1answer
371 views

How to restrict standard users from accessing system setting in ubuntu-12.04 desktop?

I need to restrict/prevent standard users from accessing "system settings" in UI ?
0
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1answer
102 views

can I find the kernel version in system logs

I am developing a new debugging technique bc my ubuntu crashes. I had this idea of running with older kernels and see if they behave better/worse. I know how to find kernel version using a command. ...
1
vote
1answer
989 views

why is there a (-11-System Error) whenever i run sudo apt-get update? [duplicate]

why is there a (-11-System Error) whenever i run sudo apt-get update? Something wicked happened resolving 'archive.ubuntu.com:http' (-11 - System error)
74
votes
1answer
50k views

Differences between /bin, /sbin, /usr/bin, /usr/sbin, /usr/local/bin, /usr/local/sbin [duplicate]

I'm running an Ubuntu Server 13.04, but I see the same on a 12.04: I have six directories with command files. These are: /bin /sbin /usr/bin /usr/sbin /usr/local/bin /usr/local/sbin What are the ...