Ubuntu 12.04 (aka Precise Pangolin), is the sixteenth release(version) of Ubuntu from Canonical.

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VMWare disk space differs with actual disk space

My situation is the opposite of Virtual Machine running out of disk space when there is still space left. I have an Ubuntu VM which was allocated 16GB. The VM became terribly slow recently and on ...
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46 views

Multiple interfaces on Ubuntu

There are multiple interfaces on my Ubuntu box - Ubuntu 12.04.1 LTS - and each of them is assigned an IP from the same subnet. # ifconfig eth0 Link encap:Ethernet HWaddr 00:50:56:9f:0a:0c ...
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33 views

Accidentally deleted /usr/lib/python2.7

I accidentally deleted /usr/lib/python2.7. I tried to get that directory from another machine and copy it onto mine. However, I can no longer access the Internet now. It just keeps trying to ...
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338 views

How to get Ubuntu 12.04 to recognize the UDF filesystem?

I'm just trying a watch a commercially bought DVD on my laptop, but Ubuntu 12.04 won't recognise UDF: $ sudo mount -t udf /dev/cdrom /media/cdrom mount: unknown filesystem type 'udf' I got the ...
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309 views

With VMware Workstation, how can I SSH from the host to a guest with NAT?

My host is Windows 7 with VMware Workstation 10. I am running an Ubuntu 12.04 guest that is connected to an NAT network. How can I set up the network so that I can SSH from the host to the guest? I ...
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692 views

Unattended Ubuntu 12.04 Desktop installation Using Kickstart

I was trying to install Ubuntu 12.04 Desktop Using Kickstart from the tutorial here. Here is ks.cfg file #Generated by Kickstart Configurator #platform=x86 #System language lang en_US #Language ...
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1answer
61 views

storing and securing the video using ffmpeg

this is my first question on the site. Currently I am working on one application which captures the video and store it in the system hard drive. Both the functionality is working fine.We are storing ...
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1answer
1k views

can't install windows 8.1 after Ubuntu install

I have lenovo G510 laptop. Initially it was running on Win 8.1, I wanted to install Ubuntu 12.04 LTS alongside it. after installation I couldn't boot my Win8.1 (I choose it, after one second it return ...
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85 views

Unable to ping server

I have a Linux server that seems to have lost the ability to respond to a ping.. I recently installed Nagios on another system and need to have this Ubuntu server answer up to a ping.. I'm using ...
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1answer
441 views

usb multicardreader detected, but device not shown/available, Ubuntu 12.04

I have problems with my usb cardreader in Linux Ubuntu 12.04 . I think the device is detected by the operating system, but not shown in category devices and therefore not available. I have checked ...
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1answer
65 views

Directory permission changes failing

I've tried to change permissions on a directory to 775. I've used this command: sudo chmod -v 775 /vagrant/app/cache It tells me that the command executed successfully: mode of ...
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43 views

Cloning drive to drive of same size in Ubuntu Server 12.04LTS

I'm trying to replace a 3.5in hard drive with a 2.5in hard drive inside a 1U server. The drives have the same capacity (250GB, 232GB formatted). It's been years since I've cloned a hard drive, and ...
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51 views

Hyper-V Wifi Ubuntu 12.04 LTS

I am installing hyper-v for the first time on a device that uses a wifi connection. Previous installations have used wired network adapters. I noticed after creating an external switch , the wifi ...
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170 views

All rails application logs being written to apache error log

I've deployed a ruby on rails 4.0.3 application to a server that I've configured with the following likely relevant software: Ubuntu 12.04.4 x64 server Phusion Passenger 4.0.37 Apache 2.2.22 Ruby ...
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1answer
56 views

How to login a server behind LAN via ssh

There is a server in a private company that has no public IP, it's IP is 192.168.x.x. And I know the company's public IP: 61.xx.xx.xx, Is there any tool or method can let me login to a server which ...
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1answer
29 views

Why is 200 (octal) being subtracted from bytes written to / read from disk?

I'm running Ubuntu 12.04 on a P8P67 Deluxe Asus motherboard, with 3 x 1TB+ WD Caviar Green SATA disks. When I run: cp /media/X/ubuntu.iso /media/Y/ubuntu.iso cmp -l /media/X/ubuntu.iso ...
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1answer
45 views

Bridged network in corporate environment

What I want: I want a virtual machine guest running Ubuntu (on VirtualBox) for various web development test servers (running on different ports, e.g. Grunt.js is running on port 9000). I want to ...
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45 views

Ubuntu/Xubuntu How to print multiple 1 page files in desired order using double side printing?

I got document scanned 1 page per jpg, files are named (the order i want to get) a-1.jpg b-1.jpg a-2.jpg.... I'm looking for app that will let me arrange files in desired order and then print them ...
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2answers
38 views

Upgrade user to skip using sudo to write files

I need to run a Capistrano recipe to setup some services so I have to be able to write to /etc/init without prefixing my command with sudo. How can I make an Ubuntu user abel to write to /etc/init ...
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2answers
486 views

How to back up Ubuntu 12.04 lts? Must be able to restore in 2 days or less

I run several e-commerce sites off my home server (my own, a family member's, and a customer's). Its an older Dell Dimension 4600 that I have running Ubuntu 12.04 lts. The computer doesn't show any ...
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1answer
69 views

Laptop won't boot without power cable connected

My laptop is an Acer Aspire 5750 that used to run Windows 7 but is now dual-booted with Ubuntu 12.04 (now my predominant OS). Recently an annoying bug developed in that my laptop won't boot without ...
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1answer
964 views

How do I recover data from only a single drive in RAID 1 setup on Synology DS214+ NAS?

I'm doing this so I know how to recover my data in case the NAS itself dies out and I'm only left with just a single drive from the 2nd bay (or from the 1st bay). Setup Synology DS214+ NAS 2x 4TB ...
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1answer
43 views

rsync don t work as expected

I have a script which download and compress a folder of a remote server (example: /home). I m trying to make the "restore" script, but I have a strange behavior. restore.sh: ($1 is IP adress, $2 is ...
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77 views

npm can't find colors package on Ubuntu 12.04 LTS

Anytime I try to install 'colors', I get this error: npm http GET http://registry.npmjs.org/colors npm http 200 http://registry.npmjs.org/colors npm ERR! Not a package ...
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19 views

Accidentaly rsync --delete, /usr is affected, any way to check and reinstall missing component?

I was working on a ubuntu 12.04 server, testing to restore a backup (how ironic, I didn t done the "real" backup). Tried a rsync with --delete flag on /, I ctrl+c almost immediately, but rsync ...
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588 views

Difference between ubuntu desktop and ubuntu desktop usb

I downloaded mini iso Ubuntu 12.04 "Precise Pangolin" Minimal CD from https://help.ubuntu.com/community/Installation/MinimalCD I try to install on 2 GB free space. I prefer ubuntu desktop but i have ...
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21 views

Mapping domain to webadress

im currently trying to set up an apache client on a ubuntu root server. i have set up the apache and it is running, as i can access the "It works" page while doing it directly with the ip belonging ...
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1answer
48 views

USB storage bricked? (0kb on windows AND linux)

Same device as on this question I have a device which has been infected with a malware (the one which transform file to .lnk, windows shortcut). After cleaning, it didn t show on windows, but on ...
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2answers
175 views

nginx serve all domains except one

I have a standard nginx installation on ubuntu 12.04. I want only one subdomain to serve. All others should return 404. I have defined two sites: 0-default: server { listen *:80 default_server; ...
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1answer
497 views

Can't login ubuntu 12.04

Today I tried logging in in ubuntu but when I enter my password it keeps going to a black screen with text and then it gets me back to the login screen. When I press ctrl + alt + F1 I can login in ...
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106 views

vlc plays only grey screen with some moving parts

I have got some problem with vlc media player after some updates on ubuntu 12.04. Audio and subtitles works fine, but the picture is just grey. I have tried some other output settings x11 video ...
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65 views

Restore session/state in terminals

When I close my browser it remembers "state" in the sense that it remembers what tabs I have open and text that I had entered into various forms. Is there a way to do something similar with my ...
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80 views

On which partition should I install Ubuntu or Kubuntu

Currently I am using Windows 8 Pro on my system. I want to use Ubuntu or Kubuntu with windows. I tried to install both of it. During installation, when I reached the page to select the partition to ...
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3answers
175 views

Preventing XBMC from shutting down

I have an ubuntu server with XBMC installed and the server connected to a TV via an HDMI cable. To launch XBMC I am running the command: sudo init xbmc By using ssh to remote to the server and ...
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1answer
14 views

Networking W7 and Ubuntu

So we have a small office network setup, one Windows 7 computer and one Ubuntu 12.04 networked through an unmanaged switch and Virgin Router. I have my Windows computer running a WAMP server for web ...
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How to correct the blanking screen on Ubuntu 12.04 LTS x86?

I have Ubuntu 12.04 installed over windows 7 . When I login to my ubuntu profile , only the desktop icons appear and rest sidebars and menu bars and everything are not there. On the other hand when I ...
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165 views

Weird, Random Mouse Movements and Clicks in Ubuntu 12.04.02 - Nvidia Related?

I had some Nvidia issues recently on my Ubuntu 12.04 desktop system - not a LAPTOP, so no touch-pad related issues... I tried everything I could think of, including purging all Nvidia drivers and ...
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113 views

OpenVPN Issues with company VPN

I ram running Ubuntu 12.04 and have OpenVPN installed using NetworkManager GUI. I am trying to connect to a company VPN server with difficulties. I believe the settings are mostly correct but ...
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43 views

Do I have to delete .gconf and .config folders each time I try to login?

I'm running ubuntu 12.04 64-bit. I recently tried to setup pywebkitgtk on my system which required building/installing the following packages. gcc-4.8 webkit-1.1 pygtk-2.0 libcairo This led to not ...
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1answer
97 views

Hard drive failures on two home servers

I have two old PC's currently running Ubuntu Server 12.04 LTS at home and they both seem to have HDD failures every now and then. The issue is the same on both, system goes into read-only mode, ...
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49 views

fuse-exfat often fails in Ubuntu 12.04?

Sometimes it fails after I remove my external drive which has several exfat volumes, and sometimes it fails at user log-in. Ubuntu system report says that it is the executable mount.exfat-fuse that ...
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56 views

Strange bridge behaviour, need sugestions

I have this 3 machines with this setup Computer1----Computer with Ubuntu 12.04-----Computer2 Computer1 have IP 192.168.10.1 and Computer2 have 192.168.10.10. My computer with Ubuntu have 2 ethernet ...
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1answer
75 views

Removing guest account from Ubuntu 12.04 caused Ubuntu to go to terminal on startup

I have used this tutorial to disable guest account on Ubuntu 12.04. The change was basically adding this line allow-guest=false to the file /etc/lightdm/lightdm.conf And the result was that on ...
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71 views

airmon-ng doesnt see my wifi adapter ralink 802.11b/g usb after update iw

i have ubuntu 12.04 on my vmware workstation i installed aircrack-ng i applied airmon-ng it gave me my wifi chipset after that i applied airodump-ng start wlan0 it told me to update iw from ...
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238 views

Ubuntu in virtual machine behind proxy can't ping

I installed Ubuntu 12.04.desktop on VMware. I'm connecting to the Internet through a proxy. I can browse with Firefox, but when I try to ping any domain, I get this message: 12 packets transmitted, ...
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191 views

How to setup Roundcube on an Ubuntu Desktop server?

I have recently created a home server to put OwnCloud, an open source cloud storage program, on and to host some small files. However I am seeking to add webmail with Roundcube, either with the ...
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1answer
258 views

How to log out current user?

I'm very very new to the linux world. I have just installed Ubuntu 12.04 and I was wondering how to log out my user using the terminal. I searched the web and all the sites say that I should run the ...
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1answer
2k views

“Caller rejected because extension not found” in asterisk

I'm an asterisk newbie and I've just installed it on my ubuntu 12.04 server with sudo apt-get install asterisk. I'm following the tutorial for asterisk from here: ...
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679 views

how to shutdown ubuntu server from shell script?

I wrote a simple shell script to shutdown ubuntu server. then created a cron job to execute this script at 23:59 everyday. #!/bin/bash sudo shutdown -h now I got this error message "sudo: no tty ...