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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Enabling beep in Ubuntu12.04

A duplicate of Enable System Beep in Ubuntu. Nothing mentioned there worked. I'm trying to enable beep in my Ubuntu 12.04 laptop and Ubuntu 14.04 desktop. cout << "\a" in g++ echo -e "\a" in ...
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19 views

touchpad not working (12.04 Lts)

I am using ubuntu 12.04 Lts...the touchpad has suddenly stopped working , it was working well for past ten months. I tried to work with with wired mouse and was successful in doing so..plzzz guide me ...
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1answer
13 views

sudden loss of sound Ubuntu 12.04?

I have suddenly lost all audio output on Ubuntu 12.04 after several months without a problem yet if I check Sound in "system settings" all the settings (volume etc...) are on yet there is no physical ...
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1answer
38 views

Best Backup System for Ubuntu [duplicate]

Is Clonezilla the best backup system for Ubuntu 12.04.5? And if so, what do I need to do to download it...ie: Do I need to partition files? If so, how to do this. Thanks.
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24 views

optimize 12.04 for tf2 after installing

I have a alienware x51 desktop PC with i7-3770 with gtx 660, 8gb ram and I have been trying to run tf2 on my computer with 14.04 and 12.04 both LTS. Firstly, 14.04 is super sluggish and everything ...
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2answers
26 views

how to set default to ruby 2.1.2

I have ruby 1.9.3 and 2.1.2, by opening the terminal by default it uses ruby 1.9.3 but i wanted to use ruby 2.1.2, can you please help me about., how to set default to ruby 2.1.2..?? Thank you!
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1answer
17 views

Why there is no need to give path as in windows to reffer other application from one package

I connected mysql with c++ in ubuntu , used GCC compiler from terminal that time i didn't give any path for mysql.h. and i wanted to play video using vlcj in java swings. In the program we need to ...
2
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1answer
45 views

Is Ubuntu 14 more stable than Ubuntu 12.04? [closed]

I am currently using Ubuntu 12.04 for my workstation with 32 cores. I use it to run molecular dynamics simulation using 16 cores simultaneously. Due to the nature of the computation, I need to run it ...
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16 views

After Installing wpagui [Software Ctr] the Network Manager Icon from Panel is Missing in 12.04 Precise

I did install through Ubuntu Software Center the package wpagui (which was proposed from the Dash Apps). This app was not working ... Then after a reboot the Network manager Icon from the Panel was ...
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29 views

Running Chrome extension periodically using a cronjob

I have built a chrome extension that performs a set of actions on a random webpage. The extension seems to work fine and I plan to run it on a VPS running Ubuntu with a XFCE desktop environment. Now ...
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1answer
34 views

AUTHENTICATION PASSWORD UNKNOWN [duplicate]

I have ubuntu 12.04 LTS and I do not know my authentication password due to which i cannot install any software. Its urgent. Please tell me a solution and not a suggestion. In case , if I have set the ...
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1answer
26 views

find is using a LOT of resources - how do I find out why?

My Ubuntu 12.04 LTS system has been running very slow lately. I keep having to reboot it, and then within 24 hours it's slowed down again. I've gone in and run top and what keeps coming up at the ...
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5 views

Update from 10.04 LTS to 12.04 LTS Error [duplicate]

An unresolvable problem occurred while initializing the package information. Please report this bug against the 'update-manager' package and include the following error message: 'E:Dynamic MMap ran ...
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1answer
61 views

ssmtp Cannot open mail.server.com:25

I am trying to configure ssmtp on our Ubuntu 12.04 server. However I had no luck so far. My ssmtp.conf looks like this: root=me@server.com mailhub=mail.server.com:25 rewriteDomain= ...
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0answers
15 views

Seamless user mobility with wifi and ubuntu

I am trying to do an experiment using two ubuntu server machines. They are running ubuntu 12.04 and wifi adapters are connected. I made them wifi hotspots using hostapd. Now I have two access points ...
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0answers
8 views

“Cannot write bytes - broken pipe” upon boot [duplicate]

I recently tried to boot up my laptop with Ubuntu 12.04 which had been working no problem for over a year and was met with the message "cannot write bytes - broken pipe" just after the purple loading ...
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26 views

Can't upgrade from 12.04 LTS to 14.04.1 LTS

I'm running Ubuntu 12.04.5 and when I run do-release-upgrade it tells me there is No new release found. I have my /etc/update-manager/release-upgrades Prompt set to "lts". What is the issue? A ...
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1answer
23 views

How to install packages in ubuntu? [duplicate]

I have tried to install ubuntu-restricted-extras and vlc, but I'm getting this: $ sudo apt-get install ubuntu-restricted-extras [sudo] password for aashay: Reading package lists... Done Building ...
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1answer
19 views

Not installing softwares after changing the server

I changed the download server from sri lanka server to US server using software and update window. Then I tried to install mysql using this command. sudo apt-get update sudo apt-get install ...
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66 views

Problem with installing Ubuntu on Virtual Box

![enter image description here][1]I am trying to install ubuntu 12.04 on Virtual Box 4.1.18 running on Win 7 64 bit OS. Set for 1 core, 2048MB RAM, 8GB dynamically allocated storage etc. Installation ...
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1answer
22 views

installing libcppunit in ubuntu 12.04

I am tryig to install the cppunit library in ubuntu 12.04, and I don't know how!! I have tried with: $ sudo apt-get install cppunit and I get an error saying that there is no install candidate, the ...
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0answers
30 views

Installing Google 2 step Authentication causes SSH to not connect

I am following the instructions here https://www.digitalocean.com/community/tutorials/how-to-protect-ssh-with-two-factor-authentication After making the changes listed to /etc/pam.d/sshd and ...
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0answers
38 views

Package depencies error for 12.04

I'm getting these depency issues while downloading VLC media player and other depency issues for other downloads too. I'm on 12.04 lts. I'm a noob at this. tried a lot of things. help me out. the ...
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12 views

How to get the deleted files? [duplicate]

I have deleted my file from trash(by giving empty trash) carelessly.Is there any way to regain that file in ubuntu?
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20 views

Attempting to install Ubuntu 12.04. Unable to find a medium containing a live file system

I am rather new to Linux and Ubuntu and have attempted to download Ubuntu 12.04 desktop, burn it to a disk, and install it on my SlimPro Model SP675P with an external DVD drive. I run the disk and my ...
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35 views

Release upgrade to 14 failed with a Python exception

So I attempted to upgrade by running sudo do-release-upgrade as it specifies in my login prompt. It runs for about a minute before crashing with the error: AttributeError: 'AptCdrom' object has no ...
1
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1answer
33 views

Login screen bumps back to login screen

Ubuntu froze, so I had to perform a hard-reboot. But then when I tried to login, all I see is a brief Nvidia splash screen and then it reloads the login screen. I'm completely locked out of Gnome ...
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1answer
13 views

How to know if a specific program is supported in 14.04 when it is working in 12.04

I am using 12.04 LTS and deciding whether to upgrade to 14.04.01 as the system upgrades keeps prompting me. So far, i had always indicated "Inform me later" My main concern is how do i be sure that ...
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1answer
16 views

“New hardware supports is… ” button, will this change my 12.04LTS to 14.04LTS?

When I go to update my Toshiba Laptop running 12.04LTS I see an icon saying "New Hardware Support is Available" does this upgrade me from 12.04 to 14.04? I do NOT want this to happen, as some of the ...
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1answer
23 views

Gnome 3.4.2 image viewer crashes system

In my 12.04 system when I try to open a jpeg file on a thumb drive ( which may have been written by Windows) the system freezes completely and must be turned off to regain control. The failure mode: ...
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15 views

Xenomai: binding failed: Cannot allocate memory

I installed and configurated xenomai using this guide. There are some examples under xenomai2.6/examples/rtdm/driver-api. To add rtdm module to kernel, I added my gid using below command echo "1000" ...
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12 views

Lenovo Y500 Touchpad not working on UBUNTU 12.04 LTS

I installed Ubuntu 12.04 on Lenovo Y500, 1GB RAM. But my touchpad is neither working on the login screen nor on the homepage after starting up. I am thinking of re-installing windows. Kindly suggest ...
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39 views

Subversion (svnserve) authentication against system users via saslauthd with PAM (12.04LTS)

I've read many posts here and elsewhere, none really satisfies my question. I'm trying to get svnserve to authenticate users via sasl using the PAM method (ie, authenticate via system users). I've ...
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0answers
73 views

Problem installing Nvidia drivers on 840m (12.04)

Just got an MSI GP70 2PE Laptop. The laptop has an Nvidia 840m and I need to utilize the GPU for my work. I've tried following the instructions (posted here: ...
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33 views

phpmyadmin was not foundafter ubuntu upgrade from 12.04 to 14.04

I recently upgraded my ubuntu 12.04 to ubuntu 14.04. Every thing else is working fine .I am to access my projects on local host but not able to access localhost/phpmyadmin. I am getting the error ...
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14 views

pcduino v1 project

i'm doing this project i saw online a wifi video surveillance remote control robot here is the link ...
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76 views

Freeradius installation on ubuntu 12.0.4 LTS

I'm new to ubuntu and just set up today a server with ubuntu 12.0.4 LTS on a 32-bit VM. I'm trying to install freeradius but I keep getting the following error: root@RadiusServer:/home/hisham# sudo ...
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1answer
44 views

Differences between two versions of 14.04 Ubuntu

A few weeks ago the systems operator for my division at the Laboratory upgraded my workstation from 12.04 to 14.04. (I was unable to do so myself, since the upgrade manager wanted only to upgrade to ...
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1answer
24 views

Remove Edubuntu from Triple Boot

I have a computer that has Windows 7, Ubuntu 12.04, and Edubuntu installed together. I would like to know how to remove Edubuntu from this configuration and then add the unallocated data to Windows 7 ...
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21 views

How to add Manually installed package(through bin file or script) in “--get-selections” list

I have installed tomcat5.5(from tar file) and jre6(from bin file) on my Ubuntu server 12.04(64 bit). When I try to install php-java bridge, it shows "tomacat5.5 not installed". Tomcat and java are ...
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2answers
22 views

File swipped away after power faliure

We are bunch of guys (9) working on a project. All of us save our files to a single computer which has windows share enabled on the project folder. There is a problem of power cut out in our place and ...
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2answers
101 views

Why ubuntu has vi , emacs ,nano with os default?

I am new to ubuntu ..So basically an OS has an app for a purpose.. But ubuntu has three basic text-editors..like nano, vi, emacs ... So what is the reason for that? and what are the advantages and ...
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34 views

aptsources.distro.NoDistroTemplateException: Error: could not find a distribution template with 12.04.5

I have an issue similar to this one but answer given there does not help. Here's how my sources.list looks like: ############################################################# ################### ...
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9 views

wlan0 set up but not functioning when lan cable removed from beagle bone black

I'm using beaglebone black for my robotic project. I face the issue of not getting connection from the wireless dongle when I removed the lan cable after I confirm that all my configuration has been ...
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0answers
35 views

Wireless connection on Powerbook G4 extremely slow

Works fine with ethernet cable and other devices connect to the wifi no problem but my computer wont.
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0answers
99 views

Unable to upgrade bash [duplicate]

everyone knows about bash vulnerability "CVE-2014-6271", I'm trying to update bash using below command. apt-get update && apt-get install --only-upgrade bash but i'm getting bash is already ...
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252 views

Ipad won't mount on Ubuntu 12.04 after updating it to iOS 8

I just updated my iPad Air to iOS 8. Now it won't mount any more on my computer running Ubuntu 12.04. When I plug it in, it gives me a message that says, "Unable to mount iphone / Unhandled Lockdown ...
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22 views

resize partition of / on ubuntu server 12.04 [duplicate]

Currently i am running Ubuntu server 12.04. works great.. till today i realize i flawed my partition setup and set / to a 6gb partition, and /home to a 30gb partition on the same drive.. here is my ...
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5 views

Application puts transparent windows when it shouldnt

I have one specific application (FSL, neuroimaging analysis) that when it opens a new window, the window is transparent, and its content is impossible to see. This happened on my 12.04 install, and ...
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39 views

LIS 3.5 under Ubuntu 12.04 LTS

Unfortunately I needed to run an Ubuntu Server 12.04 LTS under a Hyper-V from MS. After install, I pass through big problems with network and i/o performance. The Hyper-V recommend to update the LIS ...