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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Is there a wubi installer for the ubuntu DVD version?

These days my heart pumps more blood to itself because of Ubuntu 12.04 release. I would like to download it about two or three days later.we know there is a wubi for the cd version included. I want to ...
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How to get MIDI output from a Windows application via Wine

I develop a windows application and am curious whether it works via Wine. The application runs fine with Wine but I get no sound. In fact, I'm not sure whether my ubuntu installation has MIDI ...
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Multi-screen and Nvidia GT220

Excuse me first for my broken English I have 3 monitors on two Nvidia GT220. Unity 2D works fine after using the proprietary drivers. But no way to use compiz effects. I'm on Ubuntu 11.10 (I also ...
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ubuntu on tonbux 10 inch tablet [duplicate]

I am a big fun of ubuntu. I recently bought a tonbux tablet 10 inch with android. I have tried to install ubuntu on it but I don't seem to be able to unlock the device, has anyone tried this before ...
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how to tell ubuntu to use python 3.4 instead of 2.7? [duplicate]

I have python 2.7 and 3.4 versions installed. But when I say say "python -V", it shows version as 2.7 not 3.4 How to tell ubuntu to use newest python? where is this setting configured ?
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How can I block users to change wallpaper (under Unity in Ubuntu 12 and 14)?

Well, that's my question. I can't find a way to block users from change my institutional wallpaper. I have some PCs running Ubuntu 12.04 using Unity and others running Ubuntu 14.04 using Unity. I ...
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279 views

Problems with Nvidia drivers 173 with Ubuntu 12.04

I tried to install Ubuntu 14.04.01, but I ran into serious problems (details here) I have installed 12.04.05 instead, but I still have serious problems. After installing I reboot, the system starts ...
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227 views

Can not upgrade from 12.04 using update manager

Is there a special method to upgrade from 12.04 to 14.04? When I try to upgrade from 12.04 using update-manager -d I receive the following error message: fetching upgrade failed. There may be a ...
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3answers
391 views

Installing 2 versions of Ubuntu on same hard drive?

I have a dilemma and I don't know what to do. Currently I have Ubuntu 14.04 64 bit installed along side Windows 7 64 bit and everything works wonderfully. I recently started a course about ...
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1answer
563 views

Ubuntu 12.04 with Intel Corporation Wireless 7260 (rev 73)

*-network UNCLAIMED description: Network controller product: Wireless 7260 vendor: Intel Corporation physical id: 0 bus info: pci@0000:02:00.0 version: 73 width: 64 bits clock: ...
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How to uninstall programs in ubuntu if they are not in Software Center? 12.04

I've installed a program through the terminal, the program is Cuttlefish. Now I want to uninstall it and I can't find it in teh software Center. How can I do it? Thanks!
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1answer
103 views

Everytime I start Ubuntu or change sound settings my volume is put to 100%

Problem Every time I've logged into my Ubuntu desktop the volume is set to 100%. Except it doesn't state it's at %100 in the icon, and when I do change the volume it suddenly remembers the setting ...
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1answer
78 views

Need advice installing Ubuntu on 2nd storage drive for windows 7 computer

Basically I have 2 drives on my pc. One SSD with win 7 OS and most apps it would utilize. My 2nd drive is a 1TB SATA 3 that only has basically steam apps and a few odds and ends like downloads. I ...
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1answer
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Dell Latitude D830 Driver Questions

A friend of my asked me to put Ubuntu 12.04 LTS onto his old Dell Latitude D830 Laptop. I installed the OS but I have a few problems. I have no idea how to install the graphic drivers and set it up ...
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1answer
302 views

ImportError: No module named unstable

I get the following error when I execute the gui.py script on my newly installed Ubuntu 12.04 LTS. Please help as I have recently started using Ubuntu, I am not too good at debugging yet. I get this ...
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1answer
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Lenovo ThinkPad s440 network

Does anybody know how to configure Wi-Fi on a Lenovo ThinkPad s440 with Ubuntu 12.04 LTS? I can't configure it even with LAN. Wi-Fi is the first thing I need. I can't find any drivers for Linux. As ...
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1answer
75 views

Server disk encrpytion prevents connection after SSH remote reboot

newbie here. I am running Ubuntu Server 12.04 LTS on an old machine for a home server project using a static IP address. Running OpenSSH server on it enables me to connect remotely from my Windows7 ...
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1answer
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Installing Ubuntu 12.04 / 13.10 on G505 laptop with AMD A4-5000

I've tried 6 different distros and I can't find anything that's stable with the G505 with AMD's a4-5000 kabini processor. In BOIS I have disabled secure boot, set OS to other, enabled SVM but left ...
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1answer
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unable to load shared object wrong ELF class: ELFCLASS32

I have a linux server with x86_64. I'm compiling an R code that needs to load a bibliblioteca. When I run this code it displays the following error has Error in dyn.load ("functions.so"): Unable to ...
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1answer
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Ubuntu Server 12.04: Bad archive mirror

I get stucked when installing Ubuntu Server 12.04 on my laptop. When it comes to "Choose a mirror of the Ubuntu archive", I get 'bad archive mirror' error. I've tried many times with other options ...
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1answer
256 views

please help asus f5rl wifi cannot connect

i am a newbie on ubuntu. here are the details Output of lspci: 00:00.0 Host bridge: Advanced Micro Devices, Inc. [AMD/ATI] RC410 Host Bridge (rev 01) 00:01.0 PCI bridge: Advanced Micro Devices, Inc. ...
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Upgrading from 12.04 to 12.10 not booting [duplicate]

I tried to upgrade from 12.04 to 12.10 as per the official documentation. When the system is rebooting, it showed as Ubuntu ( logo) and now in the blank black screen from past one hour. I tried to ...
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No Wireless in Dell Inspiron 1521 with 12.04

I recently bought a Dell Inspiron 15 3521 with Windows 8 pre-installed, and installed Ubuntu 12.04 on it. The wireless is not working on it. I have tried a lot of methods available at the forums, but ...
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1answer
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Wubi is downloading file but I have full ISO [duplicate]

I have "ubuntu-12.04.2-desktop-amd64.iso" and my PC has Windows 8 installed. In my previous windows i.e "Windows 7" I used Wubi to install ubuntu 12.04.2 and installed and work correctly. Now I try to ...
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Dual Boot - Grub2 not detecting Ubuntu Server (10.4, 64 bit) after installing Ubuntu Desktop (12.04)

Requirement I have a computer which runs Ubuntu 10.4.3 (64 bit server) installed over LVM and /boot filesystem and I wanted it to dual boot to Ubuntu 12.04 (desktop, 32 bit). Completed Successfully: ...
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E: Malformed line 57 in source list /etc/apt/sources.list (dist parse) [duplicate]

Hi guys I've just got this error message when i opened update manager: E: Malformed line 57 in source list /etc/apt/sources.list (dist parse) any ideas how to solve this problem?
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How can I delete my printer from Ubuntu?

Using 12.04 my printer a canon ip2600 will not print. SystemSettings/printers shows it as installed, connected to local host, enabled, accepting jobs, shared and allowing printing for everyone. Yet ...
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32-bit or 64-bit [duplicate]

I'm installing 12.04 on to my desktop. I just have a question on which version is better for my hardware. My specs are: Processor: Intel Core i5 2400 @ 3.10GHz Sandy Bridge 32nm Technology ...
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1answer
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Error Creating .deb File of AMD Catalyst Driver

I was following the steps to install AMD Catalyst Driver from wiki.cchtml.com. While I was creating the .deb file the following error occured-- $ sudo sh ...
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1answer
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Can't boot into ubuntu after installing

I just installed Ubuntu at my HP Pavillion H8 computer with 8gb RAM and a Intel Core i7 CPU, and for some reason I can't boot into Ubuntu. When looking in the msconfig boot menu, the only OS listed is ...
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1answer
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VirtualBox kernel modules do not match the version of VirtualBox

The VirtualBox 4.2.12 on Ubuntu 12.04 was running fine till I needed to install guest additon. After its installation: Failed to open a session for the VM Win 7 exit code 1; RTR3Init failed with ...
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1answer
683 views

KDE overrides lightdm logon screen [duplicate]

Possible Duplicate: How do I install KDE and retain LightDM as a login manager? I upgraded my KDE desktop and suddenly it overrode many parts of unity user interface such as menus, icons, ...
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1answer
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Ubuntu 12.04 does not boot after installation appears to succeed

After successfully installing ubuntu 12.04 on a Sony VAIO SVE14115FN (E series) it's not booting up. Just displaying an error: "Operating System Not Loaded" Please help me in this.
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Error trying to upgrade from 10.04.4 to 12.04

Today i wanted to upgrade to 12.04 and I checked my update manager. But it it not showing the upgrade option. How can i upgrade? im using 10.04.4
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Installing Ubuntu 12.04 along Windows XP and Windows 7

I have Windows XP installed on C: drive and Windows 7 installed on F: drive. I want to install Ubuntu 12.04 along with Windows (keeping both XP and 7) in drive G: without losing any data stored in the ...
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1answer
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Error in updating the system

Whenevr i try sudo apt-get update in the terminal it throws the following error:- Err http://archive.canonical.com precise InRelease Err http://archive.canonical.com precise Release.gpg Unable to ...
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1answer
447 views

gerrit push not working

I tried executing the command git push gerrit HEAD: refs/for/BR_PS_1109 It gave the response: fatal: remote part of refspec is not a valid name in HEAD: Git remote version is also fine, as evident ...
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Can't boot Windows XP after installing Ubuntu 12.04 [duplicate]

So I installed Ubuntu 12.04 alongside Windows XP, and I played with it for a like an hour. When I wanted to go back to Windows, I chose the Windows option in the GRUB screen. It just gives a black ...
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1answer
869 views

Nessus 5 installation not working

I downloaded the Ubuntu 11.10 / Ubuntu 12.04 (64 bits): Nessus-5.0.1-ubuntu1110_amd64.deb (25298 KB) from the following page:- http://www.tenable.com/products/nessus/select-your-operating-system ...
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1answer
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Ubuntu 12.04.1 dual boot - boots directly to Windows 7

I wanted to install Ubuntu on my computer as second OS. I shrank the Windows partition and gave Ubuntu about 40Gb of space. After this I created a live USB having Ubuntu 12.04.1, and booted using the ...
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2answers
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Switching from an Ubuntu derivative to original Ubuntu

I installed Zorin 6 (based on Ubuntu 12.04), because I like all the whistles it has (plymouth screen,compiz effects,installed codecs, sound themes, etc.). I miss though the modern and futuristic unity ...
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Mouse freezes after 20 minutes of use

I use 12.04 and an old HP Probook 4515s. Every time I start the PC, everything works fine but after about 20 minutes, my mouse freezes. Neither the PC nor any program works, just the cursor. What ...
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1answer
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Computer boots directly to Windows after installing Ubuntu

I bought VAIO E14A16. I installed Ubuntu 12.04 along-side Windows 7(dual boot) from CD., When I reboot, it starts Windows 7 directly. If I press F11 it says no operating system found Where did I ...
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No sound Civ 5 and wine

I have installed Civilization 5 retail version with an update pack called update 7 via WINE and while the game runs well I am unable to get any sound working. I am running 12.04 and version 1.4 of ...
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681 views

Ubuntu thinks my desktop is a laptop [closed]

Ubuntu thinks my desktop is a laptop. I looked for answers on the interweb, but nada. I'm running 12.04.
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I can't install any software using software-center in 12.04 [duplicate]

Possible Duplicate: Software center not opening I can't install any software using software-center in 12.04, I just can install some sofware if I run software-center as root, I put some ...
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1answer
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Ubuntu 12.04 NVIDIA GeForce Go 7600 black screen during boot

I'm using Ubuntu as the only operating system since two years. In the first Ubuntu versions I had seen my BIOS screen and the boot screens. Actually im using Ubuntu 12.04 and my screen stays black ...
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1answer
986 views

My computer's not starting up without the Ubuntu usb [duplicate]

Possible Duplicate: Can't boot without Flash Drive plugged in I installed Ubuntu 12.04 LTS in my Dell Inspiron 1545 from a usb stick but it is not booting up when I removed the usb ...
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1answer
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Why nvidiabl module is not working in precise?

I've just installed nvidiabl module from https://github.com/downloads/guillaumezin/nvidiabl/nvidiabl-dkms_0.74_all.deb and screen brightness still is not changing. I have NVIDIA G210M, Precise amd64, ...
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Ubuntu hangs on booting up after a update

I've made a clean install yesterday, for the first time restarted, everything went good and then after I updated packages and copied my old home directory to replace the new one, when I restarted it ...