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

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0
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1answer
808 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 ...
0
votes
0answers
39 views

How to install ubuntu 13.10 in new partition with windows 7 installed

I have a system with windows 7 already installed. I have created a new partition on my hard drive that i want to install ubuntu in. when i select the something else option on the install menu, i am ...
3
votes
3answers
2k 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
vote
1answer
202 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 ...
1
vote
2answers
46 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
votes
1answer
24 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
vote
1answer
186 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, ...
3
votes
2answers
4k 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
votes
2answers
676 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?
1
vote
0answers
23 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 ...
1
vote
0answers
72 views

Mouse problem, disappears

My new ubuntu 13.10 has a problem. The cursor frequently disappears and then reappears a few inches later. Any "pointers"? I am on a system76 galago, using the trackpad. I have looked all over the ...
0
votes
1answer
22 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? ...
0
votes
0answers
86 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
0answers
276 views

How to get system call numbers in Ubuntu 12.04

I am reading the book Operating System Concepts. On page number 94 (in 8th edition), the author talks about system call numbers, and gives the location of the file where we can get this number: ...
0
votes
2answers
245 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
vote
1answer
41 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
votes
0answers
27 views

system repair (12.04, 64 bit)

my friend is running ubuntu 12.04 (precise), 64bit-version, on her laptop. Unfortunately she skipped some of the automated updates or stopped them somehow, so that the internet doesn't function ...
0
votes
1answer
33 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
35 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
0answers
17 views

Cant see my garbage

Hi guys I've a problem with my system because i cant see my garbage every time i delete someting would really appreciate if you guys could help me out. Cheerz
0
votes
0answers
23 views

My Ubuntu 12.04 file system are corrupted

My File system has corrupted and my Ubuntu 12.04 never boot, and I tried to fix it by Live CD, and nothing happen.
0
votes
1answer
126 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
261 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
votes
2answers
2k 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
votes
1answer
34 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 ...
0
votes
0answers
34 views

In system information, SMBus is marked red

From system information, I found something which was boxed and written in red. I copied the lines below. Is it a problem? Because, my Ralink RT3290 wireless card is not working and it is also ...
0
votes
0answers
58 views

How to auto-run a script each time a Global Keyboard Shortcut is used in Ubuntu?

I don't want to reassign the Global Keyboard Shortcut keys. They should be doing their what they were meant to do. But in addition to that, I would like a bash script to run every time the particular ...
1
vote
0answers
44 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
44 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
243 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
25 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
0answers
10 views

Sharing external HDD from Mac - Ubuntu [duplicate]

Pulling my hair out trying to get my external HDD to read / write on Ubuntu and my Mac. Can somebody please please tell me what's the best file system to allow both operating systems equal and ...
0
votes
0answers
3k views

Running gnome system tools

I'm a sporadic Linux user, but haven't used Ubuntu for some years until a hard disk crash on my Windows laptop forced me into running Ubuntu off USB/DVD. I love the new appearance, but as ever the ...
0
votes
1answer
102 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 !
0
votes
0answers
179 views

about Ubuntu “System Testing”

I have a question. I want to do a full hardware diagnostic on my PC and test every piece of hardware possible. So I was wondering what hardware components does 'System Testing' app cover. Are all ...
-1
votes
0answers
21 views

System loading error

I have installed both ubuntu12.04 and win7 on my computer, but there is a problem, sometimes after using ubuntu, when I want to restart my computer, it can't load bootloader correctly, so I have to ...
0
votes
0answers
12 views

What Ubuntu type (mythubuntu, xubuntu, etc.) is most optimal for my system? [duplicate]

The system specs are: nVidia GeForce 6150se integrated GPU eMachines 2 GB DDR2 RAM (Came with 1 GB at store) Came with Windows XP, haven't done anything to the OS AMD Athlon 2850e 1.8 gHZ 160 GB HDD
0
votes
0answers
35 views

No Root File System is Defined/ seperate partition issue [duplicate]

So, I tried installing Ubuntu 13.04 onto a separate partition. I had the option to install to the partition I created in administrative tools in windows but I get this No Root File System Defined ...
-1
votes
0answers
165 views

Stuck at flickering - “Stopping System V runlevel compatibility”

I'm new to Linux. So I have an Acer Aspire 5000, downloaded and ran wubi for an install of Ubuntu 12.04.3...I have Windows 7 Ultimate Edition running constantly in safe mode (my choice), and after it ...
1
vote
2answers
165 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
142 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.
0
votes
0answers
27 views

espeak stopped working

I am executing an infinite loop application in which I am using the espeak utility to produce audio output. It works really fine for an hour, but after this it stops working, and also does not produce ...
-1
votes
1answer
518 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
138 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
vote
2answers
77 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
vote
0answers
33 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
400 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
vote
0answers
194 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
70 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 --> ...