Fourth LTS (Long Term Support) release of Ubuntu, code-named Precise Pangolin. Released on 26th April, 2012. Only use this tag if your question is version-specific.

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Can I reuse partitions for new instalations (without formating)?

Will I lose data if I make new a new installation of Ubuntu in the same partition of a previous UBUNTU distribution? I don't want to change my partitions table again. I have installed UBUNTU 12.04 ...
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19 views

Where is the source file for commands in /etc/init.d

I am completely new to ubuntu and all commands. I can see list of things inside etc/init.d. I have hadoop-hdfs-namenode in my /etc/init.d. I want to edit the source file of that command so that i can ...
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in-built camera not detected on lenovo G580 laptop with ubuntu 12.04 LTS

Here is the o/p of lsusb:-----> Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 003 Device 001: ID 1d6b:0002 Linux ...
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25 views

how to detect vulnerabilities in ubuntu

I heard of Ghost recently that it affects Linux OS but i was handicapped until I found out it was only for versions upto 12.04. So is there any way to detect vulnerabilities in Ubuntu system?? if no ...
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Ubuntu 14 on lenovo t430s laptop

When looking on the certified hardware section of Ubuntu, I find that the Lenovo T430s is certified for Ubuntu 12 LTS, so I wonder if there will be any problems if I install Ubuntu 14/the latest ...
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Accessing files of another operating system

I have installed Ubuntu 12.04.. I can't access to files in my other operating system which is windows vista...What to do?
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34 views

I completely removed libsqlite3-0 and everything essential was removed. How do I restore ubuntu?

I just removed sqlite3 and everything was removed. Everything! I can log into a command line. Can I restore from that? edit When I reboot I get the message could not write bytes: Broken pipe I ...
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9 views

Multiple remote desktop connections for different users in Ubuntu 12.04 and/or 14.04

Although we already have this question: Remote desktop for multiple users , none of the answers solves the problem. I have tried: SSH with X forwarding (X11) with dozens of tutorials and I can't ...
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8 views

unknown dispaly on ubuntu 14.04

I have a lenova thinkvision L1951p monitor and it shows up as unknown display i have an intel graphics card that is working fine is there a fix for this. ? Iam new to ubuntu and dont know what to do.
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How can I modify the Ubuntu-12.04 Server ISO to include non-default kernel and headers (lts-raring in my case)

I have an ISO which I am customizing via preseeding. I am able to customize it from the preseeding point of view but I want to do a little more. The ISO image I am using is the standard ...
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1answer
22 views

Load average high on only one of 16 HP workstations

I have a lab setup with 16 HP Z620 systems, all alike (purchased at the same time), with exactly the same Ubuntu 12.04 installation with current kernel 3.13.0-44-generic. Well, not quite all alike: ...
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Can't upgrade to 14.04 from 12.04

I got my new laptop Dell pre-installed with Ubuntu 12.04 LTS. I was getting started with my laptop by installing the updates. There I saw an upgrade link to Ubuntu 14.04. The process had 4-5 steps. ...
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2answers
14 views

Add a key from downloaded file

RUN curl -s http://archive.cloudera.com/cdh4/ubuntu/precise/amd64/cdh/archive.key | apt-key add - This is the statement i am using to download a key and add to it. It works fine. But i want to ...
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1answer
81 views

Is Ubuntu 12.04 still vulnerable to the GHOST bug? [duplicate]

The GHOST vulnerability was announced this week. I've got a system that's running Ubuntu 12.04 appears to be vulnerable. No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu ...
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2answers
22 views

Desktop only visible on small portion of the screen on old Dell Inspiron 1100

I have an old dell inspiron 1100 laptop and I installed ubuntu 12.04.2 dual boot with windows xp. Everytime I log into ubuntu, the screen appears always on the left hand corner, never full. This ...
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12 views

cc1plus error despite updated version of g++

I have g++ 4.8.1. The output of g++ --version is : g++ (Ubuntu 4.8.1-2ubuntu1~12.04) 4.8.1 The error thrown is : cc1plus: error: unrecognized command line option ‘-std=c++11’ The error is ...
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1answer
16 views

Use new version of mingw-g++

My machine currently runs on Ubuntu 12.04 (64bit version). I tried installing mingw-g++ for it, however, it installs an older version of g++, from the 4.6 series. Is there anyway I could download ...
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36 views

I can't update ubuntu 12.04 [on hold]

I have been using Ubuntu for two years. It worked so far, but now I have not been updating Ubuntu since 21th January 2015 and I can not download any file any more using any package manager. Any ...
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1answer
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Are all PHP security upgrades backported to Ubuntu 12.04 until 2017

I recently came across an extension to a popular CMS that would not install on an Ubuntu 12.04 server, because PHP version 5.3 reached end of live. I was however under the impression that all security ...
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1answer
19 views

What scanner printer can I use for a Ubuntu 12.04 Notebook ASUS PC? [on hold]

I have a notebook PC ASUS which has Ubuntu 12.04 in it. I need to find a reliable scanner and printer - I need to scan routinely my work assignments to be paid in my job - and I am NOT a ...
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20 views

changing printing options doesn't work

I've installed brother printer on ubuntu 12.04, but it prints with horrible default settings. When I change it in cups web administration I can see new settings in the web app but printing is still ...
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1answer
29 views

what can i do, i can't install wine

Some packages could not be installed. This may mean that you haverequested an impossible situation or if you are using the unstable distribution that some required packages have not yet been created ...
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24 views

Ubuntu 12.04 LTS scripts in /if-up.d not executed

Since this morning have been trying to achieve something: System: Ubuntu 12.04 LTS, Network-Manager is not installed Goal: Every time, the eth0 network interface is started (if-up.d) we want to ...
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8 views

Multi-screen problems redux in 12.04: virtual size does not fit available size

After a recent update, I can no longer set my multiple screens to work as they should. I receive the error: virtual size does not fit available size. This problem appeared in 11.04, but the ...
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15 views

How can i set Java_Home in ubuntu? [duplicate]

I want to set java home in ubuntu.On the internet there are lots of answers to that question.But i am not sure which one is true ? Can anyone explain me it more clearly?
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1answer
17 views

ubuntu 12.04 Black Screen before login (AMD HD 6470M)

I am using a laptop with the current specification: AMD Radeon HD 6470M Intel Core I5-2520m 8GB RAM Im Using Ubuntu 12.04, I boot into it using the standard Grub loader, i get the Ubuntu writing, ...
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31 views

unable to delete older kernel image files & folders in Ubuntu 12.04

Prior to posting I have made attempts to find the answers among existing posts, however I was unable to find anything which worked. I am trying to clean up a HD which has only 4GB of free space. On ...
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7 views

Shuttle Touchscreen releted Problem

I have a shuttle D10 mini pc on Ubunutu 12.04. I got some problem this Pc about touch screen. My problem is when I plugin touch screen cable in motherboard then this cable is so hot with monitor ...
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20 views

Boot menu will not show up after successful install

I have no option for which OS to select on start-up. I have launched boot-repair and still have no option to select a OS, it just boots straight into Windows. Boot-Repair Pastebin
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45 views

Broadcom 4352 14e4:43b1 rev03 wifi + Bluetooth

Referring to this discussion Installing Broadcom Wireless Drivers and this discussion Linux (Ubuntu 12.04) driver for Broadcom Corp BCM 4352 Wireless Network Adapter It is possible to have both Wi-Fi ...
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1answer
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CVE-2015-0235 How to update eglibc to 2.15-0ubuntu10.10

I followed these instructions and found that my glibc version was 2.15-0ubuntu10.9. How do I update it to 2.15-0ubuntu10.10? It is also mentioned here that services have to be restarted after the ...
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Error on installing RSPerl

I have Perl version 5.14.2 and R installed on Ubuntu 12.04 and had a problem while trying to install RSPerl. I followed the instructions on the guide in omegahat.org, and ran the command R CMD ...
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Tp Link wn821n v4.2 doesn't connect to my wireless

I bought a TP-Link TL-WN821N. When I plug in the receiver Ubuntu does recognize and I can choose between the networks available (only hot spot) and works perfectly. But with the home wifi When I type ...
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15 views

Need some cheat sheet or tutorial site for Linux [on hold]

I am beginner in Linux. I need Cheat sheet of commands like Linux Commands cheat sheet So I can learn easily Linux and also need some tutorial site name for beginner. Thanks
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Ubunut 12.04 boots to low-graphics mode with nvidia-173

I have an older Graphics card in a computer that were hoping to keep with Edubuntu 12.04 for the kids. Its a Nvidia Quadro PCI-E. I know that I need nvidia-173 driver (mainly used the one provided by ...
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8 views

Upgrade Jenkins 1.486 (12.04) to latest build from jenkins-ci.org

I am wondering whether it is possible to upgrade a Jenkins 1.486 installation (on Ubuntu 12.04, official repository) to the latest version offered on jenkins-ci.org. I really need to upgrade because ...
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14 views

Update to 14.04 Hardware

I have a Sony Vaio VGN-N11S running on Ubuntu 12.04 LTS. Is the hardware of my computer good enough to update to 14.04 Trusty Thur? Is a update recommanded? I am new to Ubunutu and this Forum so ...
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27 views

Why I can't sudo apt-get -f install

These are the logs I was encountering Reading package lists... Done Building dependency tree Use 'apt-get autoremove' to remove them. The following extra packages will be ...
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26 views

swap memory value / percentage meaning

Swap memory can be set between 0 to 100 What Does It means when we set swap memory to .. ? swappiness= 0 Tells the kernel to avoid swapping processes out of physical memory for as long as ...
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1answer
41 views

I can't install IceCat on ubuntu 12.04

I want to install IceCat on Terminal but it doesn't work. $ sudo add-apt-repository ppa:gnuzilla-team/ppa && sudo apt-get update && sudo apt-get install icecat -y Cannot access PPA ...
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19 views

Is there a .vmdk file for Ubuntu? [duplicate]

Can Ubuntu be installed on Virtualbox? If yes how?
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22 views

How to check OS integrity?

Trying to create an additional Swap file, I used a hasty sudo dd command on our Ubuntu server. After the operation the partition appeared as fully occupied. Now I am not sure if by accident parts of / ...
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1answer
23 views

PATH is not getting exported by default in Ubuntu 12.04

When i run su on command line and enter root password, I am getting error as mentioned below: Command 'lesspipe' is available in the following places /bin/lesspipe /usr/bin/lesspipe ...
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2answers
65 views

How can I install and run Teamspeak 3 on Ubuntu 12.04?

my friend and I got a VPS so we could run a teamspeak 3 client on it. We're pretty new to linux. Basically we did (not sure if this was the exact command): sudo apt-get install-desktop Then we ran ...
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UEFI and Ubuntu install bootloader

Can someone give clear instructions as to how I am to install Ubuntu and boot it via UEFI. I just bought a new harddrive from scratch. I have GParted on a usb stick Also Ubuntu on a usb stick This ...
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IPv6 connectivity drops after 12 hours

I have a VM running Ubuntu Server 12.04.5 LTS. For the last few days the server looses IPv6-connectivity 12 hours after the network restarts. If i restart the network with sudo /etc/init.d/networking ...
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Linux Red hat vs Ubuntu , Which is best OS? [closed]

No offence but just asking . Which OS is better in terms of UI Security Linux Commands Popularity 3rd party Softwares available for OS Used by large companies
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53 views

AMD graphics problem - black screen!

I have a laptop HP Pavilion g6-1075er with Ubuntu 12.04 and AMD Radeon HD 6470M on board. I had default graphics configuration but some problems with xorg occurred. I had black screen, but I was able ...
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Ubuntu 12.04 Wifi connects but data does not flow

I have installed a new router that is an ASUS N65U with a custom firmwware from Padavan. Every device in the house connects to it fine and has no problems except my main Ubuntu laptop. It does not ...
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1answer
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installing ubuntu 14.04 in dell inspiron 15 [duplicate]

Whether it is possible to choose local disc other than "c" to install ubuntu in dell inspiron.