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'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
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Cannot see shared folder in /mnt/hgfs

I am trying to share a folder between Lubuntu 13.04 (in VMware player) and Windows 7 64 bit. I followed a tutorial till step 16. I typed a command and saw nothing. I also went into the /mnt/hgfs ...
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invalid EFI file path on windows 8.1 alongside with Ubuntu 12.04 LTS

I installed Ubuntu 12.04 LTS alonside with Windows 8.1 on a separate logica partition. Now, I can only log into Ubuntu. When I try to log into Windows from the GRUB menu I get an error that leads me ...
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1answer
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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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1answer
13 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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2answers
3k views

Unable to Connect MTS Mblaze modem in Ubuntu 12.10?

I am using Ubuntu for 1st time and I do have an modem MTS Mblaze in India which I am using in Windows. But when I tried to connect in Ubuntu 12.10 using give default method (i.e. choose country, ...
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+50

High CPU usage after hostname change

I have a Ubuntu 12.04.4 64bit installation (running as an OpenVZ container) that was running fairly well until I changed the hostname. The change was made just by modifying /etc/hostname and ...
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3answers
6k views

Create unity shortcuts to WINE applications 12.04

I have just gone through the process of getting ubuntu onto my main PC, no issues, was absolutely brilliant how its done it and loved that I could read the web while installing too, I have WINE ...
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1answer
48 views

Install multiple elasticsearch versions on 12.04

I have two projects using different versions of Elasticsearch, the first uses 0.9.x and the second will use 1.2.x What would the best way to install both versions so I can work on the two projects?
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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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3answers
6k views

How to enable bluetooth for Dell Inspiron Laptop?

How do I enable Bluetooth for my Dell Inspiron laptop? It tells no adapters found.
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1answer
8 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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2answers
8k views

Distorted and Choppy Audio

After installing 12.04 Precise on my PC, I have encountered some problems with audio output which did no occur when using Lucid. The sound is choppy and distorted in the lower tones. As I have no ...
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1answer
264 views

AWS Elastic Beanstalk Command Line Tool setup

I have the AWS Elastic Beanstalk Command Line Tool running on my Ubuntu 12.04 LTS Virtual Machine but I can only get it to work if i set the location of EB to the exact website folder I am going to ...
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2answers
4k views

Xfce & Docky & Thunar - Missing icon

Im using xfce in combination with docky. But when I start Thurnar via the Filemanager-icon it opens (ofc) Thurnar, but it has a wrong icon (on the very right) How to fix that? Normally, the ...
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2answers
4k views

Print pdf file directly without opening it?

Currently I open the file in document viewer and select print etc. Is it not possible to right click the file and "send to" the printer?
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0answers
21 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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3answers
3k views

Ubuntu 12.04, xbmc, opengl, intel motherboard

I've got an HTPC that I built myself, with a Asus P5G41T-M Motherboard. It's got an on-board HDMI port, and I've been using that with no problems. I started out with Mythbuntu ( an older version ), ...
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0answers
21 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
20 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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3answers
4k views

How to install again Update Manager after uninstalling it

Ok, the thing is this I tried asking many times on few ubuntu forums how to deal with my non-responsive Update Manager, but all I was getting was the same stuff (run it from the terminal, run some ...
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0answers
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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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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0answers
9 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 ...
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3answers
17k views

unknown filesystem, grub rescue

When I try to boot I get this message: error: unknown filesystem. grub rescue> _ results of: grub rescue> ls are as follows: (hd0) (hd0,msdos5) (hd0,msdos1) (hd1) (fd0)
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0answers
13 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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2answers
4k views

Use external monitor automatically, when started in Docking Station

I am using a Thinkpad T510 and I often boot it in a ThinkPad Mini Dock Plus Series 3 (EU). The problem is that if I boot it with the lid closed, I can see grub, I can see the Ubuntu boot splash, but ...
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1answer
11 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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3answers
101 views

Can't boot Ubuntu 12.04 with Windows 7 installed in Toshiba Portege laptop

I downloaded Ubuntu 12.04, try to boot it using USB, I did download the .iso, I did put it into the USB. I'm using Toshiba Portege, forgot which one. When I'm open the BIOS with F2, I can't boot it ...
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1answer
13 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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9 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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1answer
12 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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14.04 upgrade installed to wrong disk

Computer set up with two HDs. GRUB and Debian installed on sda and Ubuntu 12.04 on sdb. After some issues with drivers for my Nvidia video card, I decided to upgrade to 14.04. (I stick with the LTS ...
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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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2answers
2k views

Change default port for remote desktop sharing 12.04 LTS

Basically I want to be able to access different computers remotely (all on Ubuntu 12.04 LTS) that are on the same wireless network. I've gotten this to work for one computer by forwarding port 5900 on ...
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2answers
6k views

I'm trying to install VMWare tools on Ubuntu 12.04.2 LTS and I seem to have a problem with Kernel headers

I have Ubuntu 12.04.2 LTS installed on a VMware machine on Windows 7 host. I seem to have a problem with Kernel headers when trying to install them I did: sudo apt-get install gcc make ...
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0answers
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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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1answer
20 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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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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2answers
61 views

CD help and Dead Computer

I am trying to burn 12.04 on a CD. Should be it working or is it not? After reading a couple of other forums that relates to this question, they say to use a 700MB CD which I am but again is not ...
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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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2answers
256 views

Auto-login sometimes fails

Running Ubuntu 12.04, 64-bit, 3.8.0-31-generic Occasionally, perhaps 33%, on bootup, I get my MDM manual login screen and need to enter username/password, even though I've configured mdmsetup for ...
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38 views

Failed to load session Ubuntu + to fetch dz.archive.ubuntu.com

I was downloading some updates like almost every day so a message about some files to remove or replace I think (I'm not sure) has appeared and I've accepted to replace without knowing -I confess- ...
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1answer
36 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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28 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
10 views

TWC arris cable modem. browse but no port forward

I have am arris cable modem tg1672g62. i'm running ubuntu 12.04 lts Genuine Intel® CPU 585 @ 2.16GHz 32 bit. i connect to firmware by typing 192.168.100.1:8080 in theory it should be 192.168.0.1 i ...
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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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1answer
69 views

Installed some new software and added a user, now my first user crashes X and can't login

I am running Xubuntu 12.04. I installed dogecoind and made a new user called dogecoin. My first user, james, used to be the only one. It used to be set to auto log in. Now I have a choice between my ...
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4answers
167 views

Dropbox sync not working & now won't uninstall 12.04

After problems with syncing files I have given up on Dropbox on ubuntu. Tried reinstalling and got: Selecting previously unselected package dropbox. dpkg: regarding .../dropbox_1.6.2_i386.deb ...
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1answer
64 views

How to enable cpuset on Ubuntu 12.04?

I have set up CPU sets with cset in Ubuntu 12.04, but they are not respected. Processes just use all the CPU they can, no matter what set they are assigned to. It seems that cpuset is not enabled. ...