Fourth LTS (Long Term Support) release of Ubuntu, code-named Precise Pangolin. Released on 26th April, 2012. Will go End Of Life (EOL) April 2017. Only use this tag if your question is version-specific.

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No wireless or wired internet after installing ubuntu desktop 12.04

After installing ubuntu 12.04, I can not connect to the internet wirelessly or wired. my pc is a recent machine may be this is a problem of incompabity, the result of ifconfig -a is in this image. ...
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19 views

all packages removed with apt-get remove, how to recover

I was trying to uninstall python2.7 package using apt-get remove, but it seems all packages are removed. I think I tried with "sudo apt-get remove python2.7". After reboot left pane is not coming on ...
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19 views

creating an elaborate partition table (13 partitions)

I'm trying to create a partition table for an Android system to use on the odroid-c2 board but the table I need to create is so complicated; it consists of 13 partitions as shown in this link I tried ...
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24 views

ubuntu 12.04 installed on formatted hdd, fails to boot past welcome page

Disk was formatted with ext4 and swap and the installer indicated system installed. On boot I can go to the page showing ububtu, recovery, mem tests but when ubuntu is chosen we get a black screen ...
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how to change default lan connection in ubuntu 12.04 server

I want to change eth1 as default connection but in my server the default connection is eth0. To change default lan connection in ubuntu 12.04 server please help me.
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1answer
23 views

Upgrading Ubuntu will require reinstalling Matlab and mtrack?

I have Ubuntu 12.04 LTS. I am considering upgrading to Ubuntu 14.04 LTS. I already read a similar post about it: Is it necessary to upgrade to 14.04 LTS or can I stand in 12.04 LTS forever with no ...
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1answer
34 views

Slept updating ubuntu

I've been using Ubuntu for quite some time now and I absolutely love it. I recently purchased a laptop (Dell Inspiron 15r 3542) which is supported by Ubuntu, and have pre-istalled ubuntu 12.04. So, it ...
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1answer
23 views

Set clang-3.8 as default

I have installed clang 3.0 and clang 3.8: $ sudo update-alternatives --config clang update-alternatives: error: no alternatives for clang. How can I set 3.8 as /usr/bin/clang?
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12.04 apt-get maybe broke apache2

Our hub server runs 12.04 with apache2. Friday it was OK. Saturday night I did apt-get update and upgrade. I noticed there was a new apache2. Well, now the server is busted. All I get is Connection ...
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12 views

USB ports all stopped working

I have an Acer E5-571-74F7 running Ubuntu 12.04.5. Recently all the USB ports stopped being recognized. lsusb shows nothing installed in any of them. Headphones, flash drive, logitech mouse. All ...
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33 views

New update came out and messed up my world

A few months ago an update came out. I was running 14.04 LTS and the update crashed my system. I had to revert to 12.04.5 and lost all my files in the process. I would like to upgrade/update but it ...
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9 views

Ubuntu 12.04 boot up

I have an old Lenovo that was running 14.04. It crashed. I put in a new hard drive and tried to install 16.04 but it wpouldn't take the dvd. I finally ended up installing 12.04. Everything went fine ...
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19 views

Issues with downloading

unfortunately im not particularly experienced with ubuntu as ive only ever used windows but my laptop has been set up with ubuntu for work. Whenever i try to download any type of software from either ...
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16 views

Ubuntu 14.04 screen automatically scrolling down [on hold]

I have removed windows 7 and installed ubuntu 14.04 in my system. I observed that all the screens like browswe, writer, editor, any menu list automatically scrolling down. down arrow kay also not ...
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1answer
24 views

Fragmentation of files [duplicate]

I am seeing declines in performance. Is there a disk or file defragmentation utility for Ubuntu? If so, where can I get it? Thank you.
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12 views

Ubuntu: Application not visible after launch

I work with two monitors but currently I switched to one because when I am click Postman application it seems to launch - on launcher (I have unity on Ubuntu 12.04) it is marked as running but its ...
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20 views

Bluetooth headset problem in Ubuntu (Ausdom m04 with bluetooth 4.0)

I have a bluetooth headset (Ausdom m04). At first, I couldn't set up the device as the laptop couldn't find the device. Then, after a couple of hours, I managed to connect it but there was no sound. ...
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3answers
52 views

Does apt-get update keep Ubuntu version unchanged?

If I have an old version, say 12.04 LTS, installed on my little rooted tablet, and never want to upgrade the version (14.04 is big and XCB window response is sluggish), can I run apt-get update on the ...
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0answers
34 views

Ubuntu version downgrade [duplicate]

I have recently upgraded my Ubuntu to 16.04.I was using 12.04. I am facing some issues with 16.04. Is it possible to downgrade to my old Ubuntu 12.04 without fresh installation.
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2answers
29 views

Can't use SSH at all

I'm having some problems when trying to use the command ssh-copy-id in my server, unfortunately I get the following response: ssh: connect to host 192.168.10.10 port 22: Connection refused I can't ...
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1answer
43 views

Why is Ubuntu capturing space after uninstallation?

I had installed ubuntu 12.04 on Windows 7 through wubi. However, due to some issues I decided to uninstall that. During uninstallation I messed up things badly. I first deleted the 'Ubuntu' folder in ...
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1answer
35 views

How to install HP Scanjet 8270 in ubuntu 12.04

I have HP Scanjet 8270 Scanner and want to install in my ubuntu 12.04. How to install it? I tried HPLIP, HP Toolkit and search through internet. but nothing works. So, how to install it?
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2answers
30 views

Ubunutu 12.04(precise pangolin)

Hello everyone can i get Ubuntu 12.04 ('precise pangolin')? I searched on google , link is there, but it couldn't download. If any has this Ubuntu please send me link or file.
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35 views

HTML5 for Firefox 46.0.1 Ubuntu 12.04.5 Lts

I am a new user (ie. please be detailed). I have this version of Firefox : 46.0.1 installed and recently learned how to install Flash Player with great difficulty. Now I realize I cannot watch via ...
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40 views

Unable to run python script remotely through SSH on ubuntu 12.04 [closed]

I am trying to implement a networking model (functioning well on Ubuntu 14.04) on my system (Ubuntu 12.04), which involves connecting with nodes (machines) remotely and running python script on them. ...
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29 views

List or print start and end address of GPT (GUID partition tables) in ubuntu 12.04 [closed]

Topic: List or print start and end address of GPT (GUID partition tables) in ubuntu 12.04 Description: I am able to list the start and end address of MBR partitions. For example by using the command ...
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1answer
31 views

Clone Server to home windows computer

My goal is to clone my ubuntu 12.04.5 - Server and send the files compressed to my windows computer over the internet. I am using ssh/putty to connect to my server. How do I compress and send the ...
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11 views

Connectify alternative for Ubuntu-15.10 [duplicate]

Is there any software available to share network using hotspot?
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0answers
41 views

Issues while trying to run32bit application on 64bit Ubuntu 12.04 LTS Server

I have a VM running 64bit Ubuntu 12.04 LTS Server on which I'm trying to run an application which is 32 bit root@ubuntu-vm:~# file fastagrep fastagrep: ELF 32-bit LSB executable, Intel 80386, version ...
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31 views

Error: No video mode activated

I upgraded from 12.04 to 14.04. I changed the code in the grub file to GRUB_CMDLINE_LINUX_DEFAULT="quiet splash" by removing # before the code and GRUB_CMDLINE_LINUX="text" by adding text in double ...
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1answer
33 views

Run more than one application in the same time

I want to start my master server first: cd /home/MasterServer wine ForgeMasterServer.exe Then I want to host my server: cd /home/Forge ./forge.x86_64 Both of them should run after ssh client ...
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2answers
53 views

How to force gcc & ld (make wholly) use less memory?

I have to compile a computer generated source with my sources which is too huge and I've no control over it. Since my memory is not much, I've to force make use less memory. Otherwise, it gets killed ...
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Ubuntu 12.04 LTS - Upgrade to a specific version of previously available GCC version

I've added the ppa:ubuntu-toolchain-r/test repo for getting the latest GCC-5 version but I had the unfortunate surprise that the available version for 12.04 LTS changed a few days ago from 5.3 to 5.4. ...
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0answers
38 views

Display not working properly

I have Toshiba 16" laptop with Kubuntu 12.04 installed in it. I am having some display issues like it goes blur while loading Plymouth and the mouse courser blinks all the time. This is the output ...
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2answers
50 views

ThinkPad T430 Linux

Forgive me if this is a question that has been asked many times before. I am a complete newbie when it comes to Ubuntu, or Linux for that matter. I just received a ThinkPad T430 without an operating ...
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1answer
42 views

Update default python3 version from 3.2.3 to 3.3.x version in Ubuntu 12.04 [duplicate]

I would like to upgrade my python3 version from 3.2.3 to 3.3.x version. I am using Ubuntu 12.04 Referred this link. Is it the same procedure to upgrade the python version? If so, then what must be ...
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1answer
50 views

Unable to use python3

Unknowingly i deleted the python folders in the / (root) directory, so I got this error when I tried to run python3. I reinstalled python3.2.3 version by manually downlading and installing with the ...
2
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1answer
63 views

Windows 10 wants to repair “drive errors” on my dual-boot setup

Unfortunately, I don't know how to get any additional data on what it wants to repair, but I'm afraid of just letting it do what it thinks is right in case it destroys my Ubuntu setup. I have a ...
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10 views

How to migrate to ssd in RAID 1 system

What are the steps to migrate a Ubuntu 12.04 system from HDD to SSD. the system has two HDD's running in sofware-based RAID 1 mode.
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21 views

Establishing Ubuntu sign in [duplicate]

Completely new to Ubuntu. Had it installed on a used machine and now all sorts of software is out of date for playing videos on youtube and even sound has stopped working. I think I need updates but ...
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1answer
28 views

My Weather Indicator in Precise

Does exist a backport of the 0.8.1 my-weather-indicator for Ubuntu 12.04. The latest version for Precise 12.04 seems to be 0.6.3 and it is not showing the forecast.
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34 views

gnome-control-center missing options

I was having issues with microphone input and followed advice here to fix alsa-base. In doing so I have lost a number of options from gnome-control-center. Most people with the issue found that ...
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13 views

How i can build or upgrade golang on Ubuntu 12.04?

I use 12.04 and in repo Precise Golang-1. I dont want upgrade Ubuntu to 14 or 16. I find golang-1.6 and golang-1.7 in PPA, but this packages build without godoc. (1.7 build with another prefix, it ...
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10 views

tcpdump data analyse in web browser

I captured the ping to a webserver from one of my client machine on my Router with tcpdumb. I want to analyse the captured data by downloading the file into one of the client containers i.e. by ...
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0answers
21 views

Unable to install wine 1.4 in Ubuntu 12.04

I am trying to install wine in Ubuntu 12.04. Before given the sudo apt-get install wine, Ubuntu updated successfully. After that I am getting below error. I think proxy error can any one of you ...
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15 views

Can't modify settings, can't change the background, all the icons docked on the launchpad disappear

I am suffering from a weird problem. I can't change my background or power settings, and every icon I dock onto the Launcher disappears after reboot. The launcher resets to the original after every ...
2
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1answer
57 views

Internet explorer in ubuntu (error while cabextracting some files)

I'm new to ubuntu. I want internet explorer to run on my ubuntu machine12.04. I used the following commands: sudo apt-get install wine cabextract wget http://www.tatanka.com.br/ies4linux/downloads/...
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9 views

scp on AWS in upstart job

I am about to setup an upstart job which will copy around 5GB package from another server over same domain (on AWS) and then start another service. Is it advisable to download such a big package using ...
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1answer
33 views

How to properly install srcML?

I'm trying to install a program called srcML. I got it from http://www.srcml.org/downloads.html I got the .tar.gz file and extracted it and I'm left with a ./bin, ./include, ./lib folder. When ...
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1answer
47 views

How do I add a new admin user? [duplicate]

Ok, I just installed Ubuntu 12.04 and I was an administrator, but then someone made a standard user and deleted the admin account. How do I make a new admin user without it asking me to enter a ...