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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1answer
179 views

Administrator access

How do I know that I have administrator's access on Ubuntu 12.04 and how do I stop the incessant prompts that always need my authorization to be able to do anything?
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1answer
5k views

How to enable unity 3d in 12.04?

I installed the graphic card driver: But Unity is still in 2d mode: How can I bring it into 3d mode?
2
votes
1answer
56 views

Where are installed the binaries of Texlive?

After installing Texlive 2012 trought the texlive-backports ppa on Ubuntu 12.04, I cannot find it in /usr/local/. Why? I need to find the path to the binaries so I can add that to TeXstudio.
3
votes
2answers
374 views

How can I add 'emacs' to one of the 'Show other application' in file explorer

In file explorer (Nautilus) under Ubuntu, I can select a file and right click and scroll to: open with other application My question is how can I add emacs to that list of "other application"
0
votes
1answer
88 views

How to get kernel versions to match in a server and clients?

Ubuntu has released 12.04.2 LTS, which has a newer kernel than the one that comes with 12.04.1 LTS. I prefer to keep server and clients with the same kernel version. Can this be done?
0
votes
1answer
260 views

How to run audio settings program without Unity?

In Unity desktop, there is a sound menu at the top of the screen where I can change volume and input/output devices (screenshot). I'm wondering how can I run this program without Unity? (Just in ...
2
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0answers
51 views

What to do when my system freezes? [duplicate]

Ubuntu has suddenly stopped working and everything has become unresponsive, including the mouse, keyboard. I waited for almost an hour to make it settle itself. Finally, I had to shut it down and ...
0
votes
2answers
329 views

What to do about errors with update & upgrade?

I'm using Ubuntu 12.04 LTS 64 bit on a Pacard Bell dot S netbook with intel atom 64 bit processor. I get then following message when using either apt-get update or upgrade. Upgrade stops on this but ...
1
vote
1answer
12k views

How to install Tv-maxe

I am having problems install TV-MAXE on one laptop the issue is that is asking for ubuntu 12.04 lts cd to be in /cdrom/. Apparently the issue are the files lirc and setserial that will not ...
0
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2answers
2k views

How to install Ubuntu in Asus Eee PC 1015CX?

Hi I would love to use ubuntu as my default OS in my new Asus Eee PC 1015CX. It comes with a default Express Gate cloud OS and I would like to know the steps on how to create a USB bootable drive and ...
2
votes
2answers
845 views

Issues with Lenovo C440

New Lenovo C440, initialised m/s to check machine and validate warranty. otherwise nought on it, apart from usual buy this, use this garbage that came pre-installed. Burned new disc (12.04.2 64AMD) ...
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2answers
75 views

Why use Ubuntu for PHP

After doing some research on google i found that most of the company is using LAMP for php development. Is there any big advantage using ubuntu for php?
1
vote
1answer
1k views

Ubuntu not booting after using Ubuntu-Tweak's janitor function

I'm pretty new to Ubuntu. This morning my Ubuntu 12.04 would not boot up properly anymore. After the loading screen saying "Ubuntu" with the five little dots it just goes black and nothing happens. ...
0
votes
1answer
366 views

after first reboot choose wrong video port

Sorry for my english. I had installed Ubuntu 12.04 on intel motherboard with atom and igd 3000. On this board two video outputs: d-sub(vga) and dvi. My monitor have only D-SUB. After installation ...
0
votes
1answer
85 views

Flash stopped playing sound

my ubuntu stopped playing sound. I tried to search what I am using as sound device , but the system manager just says "built in audio" Can you please direct me what should I try? So far I only tried ...
1
vote
1answer
610 views

Wireless interface stopped working after routine updates

I'm running Ubuntu 12.04 on a Lenova ThinkPad. I updated a few days ago, and my wireless interface has basically disappeared. I can see where they should be when I click on my internet icon, but ...
1
vote
1answer
2k views

Trouble configuring Apache virtual hosts in ubuntu server 12.04

OS: Ubuntu 12.04.2 Updated to the latest and greatest SO here's what I've don so far: cd /etc/apache2/sites-available sudo nano mysite Inside this file I've written the following definition: ...
1
vote
1answer
552 views

Ubuntu suddenly stopped booting to GUI and startx stalls

I am running Ubuntu 12.04. A few hours ago, I started up my machine, checked my email, played a couple albums on Spotify and turned it off again. I did not notice anything out of the ordinary and I ...
1
vote
1answer
592 views

“latex it!” button (add-on for Thunderbird) not accessible?

They say here that it works great after.. manually adding the "LaTeX it!" button But how does on manually adds a "LaTeX it!" button? without it there is no way to use this add-on. I'm not sure ...
6
votes
1answer
2k views

Why do I have different kernel versions on same distribution version

I (re)installed Mythbuntu 12.04.2 to solve an audio problem. After the installation I find that the kernel version of this MythTV front-end is 3.5.0-27-generic. However on the fully-updated ...
0
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1answer
723 views

Ubuntu software center crashes on startup

When i try to open software center it opens but nothing shows up on the window and it closes after 5 seconds. it had worked previously and then i did a ppa purge and then it won't open. the ppa i ...
0
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0answers
724 views

Airdroid and Kubuntu via Hotspot [duplicate]

I would like to connect my Samsung Galaxy with Android using Airdroid to my Kubuntun 12.04 on a Dell 1510. I do not use a WiFi at home, but a G3 SIM on my laptop. However I have seen I could create a ...
2
votes
0answers
381 views

Ubuntu 12.04 with Nvidia 304.88 GT 220 not keeping resolution wwhen switching inputs HDMI on HDTV

Strange problem since the latest 'upgrade' for the Nvidia drivers (to 304.88). My HTPC - Ubuntu 12.04 - is connected to my HDTV via a Samsung receiver. This receiver does all the switching for my ...
2
votes
0answers
660 views

Why can't ubuntu recognize my mobile broadband usb dongle when I plug it into the usb 3.0 port?

I have a Mobile Broadband USB dongle. When I plug it into the usb 2.0 port ubuntu recognizes it and connects quickly, but on a usb 3.0 port ubuntu does not recognize it at all! This problem is NOT ...
1
vote
1answer
414 views

Ubuntu Tweak Shutting Down Itself

I am using 12.04 LTS. This morning when I tried to clean up some unnecessary items using Janitor in Ubuntu Tweak (Firefox cache & Thumbnail cache), it was suddenly shutting down/closed by itself. ...
2
votes
1answer
2k views

Make gcc coloring the default

Is there a way to automatically make gcc color its output? I am looking to avoid an alias as the the command is commonly used in makefiles (where it will not be used). Is there an easy way to do ...
1
vote
1answer
228 views

Changing Brightness on netbook

I am using Asus Eee PC R051CX. I am unable to boost up brightnes of my screen. While I was trying ubuntu 12.04 from live img from usb stick it was good, but after installing on local hard disk screen ...
0
votes
1answer
1k views

Ubuntu 12.04 i have removed lightdm

My problem began when I have restarted my laptop after I have installed a new GUI, I have Ubuntu 12.04 with ATI mobility HD 5470, but all was fine and working good. On my Ultimate Edition 3.4 I have ...
0
votes
1answer
48 views

Cannot install 12.04.2

I'm running XP and am trying to install Ubuntu 12.04.2. The box is setup to boot from CD/DVD before the hard drive. It spins for a bit and then goes ahead and runs XP from the hard drive. I tried ...
0
votes
1answer
642 views

Ubuntu won't let me boot back into Windows after installing on Surface Pro

I installed Ubuntu on my Surface Pro, on a completely separate partition from the main Windows 8 partition. I took the same steps I normally do to dual boot on other machines, but now when I start the ...
0
votes
1answer
428 views

How to move Ubuntu 12.04LTS from USB to HDD [closed]

Firstly I'd like to apologize if this sounds like a question already asked but the answers given were of no any help :/ Here's my situation. I bought a USB key with Ubuntu 12.04 LTS from Canonical. ...
0
votes
1answer
3k views

Unable to run compiled files - bash: ./a.out: Permission denied. (I've tried chmod)

First of all, there are many questions like this on AU. Still, none of them solved my problem. I've compiled my C source using cc test.c, and it did generate a.out file. However when I run it I get ...
5
votes
1answer
6k views

Wireless with Intel Centrino Advanced-N 6235

I installed Ubuntu 12.10 on a Samsung Series 5 530U3C-A0J and while Ethernet works, I am having trouble with wireless LAN. It manages to establish a connection to my router without any problems, but ...
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vote
1answer
2k views

How to migrate Ubuntu12.04 to LVM without any data loss

The current system is installed on the traditional disk, now I want to migrate it to LVM managed disk, how can I migrate it without any data loss? I'm working with vSphere, so I can add and remove ...
2
votes
2answers
263 views

Desktop Switcher like MacOS or PearOS 7?

I saw the Desktop Switcher in PearOS like this: Can I have the same in my Ubuntu 12.04? I installed a PearOS, but I find no name to this Desktop Switcher. Thank for help.
0
votes
1answer
562 views

delete file from /etc/profile.d directory [duplicate]

I have made a small script and placed it in a file inside /etc/profile.d directory. Since then, I can not login in ubuntu 12.04, nor in terminal as the normal user. I can only login as root from ...
0
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2answers
3k views

How to install Ubuntu 12.04 on my Acer Aspire ZG5? [duplicate]

I have never used Ubuntu before and I need someone to help me with installation. I have a Acer Aspire one ZG5 and I have no idea about what to do after downloading Ubuntu to my device. By the way, I ...
0
votes
2answers
225 views

incremental backup tool that can handle interruptions?

Is there a recommended incremental backup tool that can handle interruptions such as the external USB disk being disconnected in the middle of an update?
3
votes
1answer
259 views

script to disable one of the external screens?

Is there a way to write the commands down to a script that would disable one of the external screens in an Ubuntu 12.04 Virtualbox machine, every time the Windows 7 laptop is plugged to the two ...
0
votes
2answers
338 views

Ubuntu 12.04 hanging problem while working

I've installed Ubuntu 12.04. Frequently Ubuntu hangs while working. If I try to work with open source software like GIMP and Skype then my system becomes hang. What should I do to Solve this problem? ...
2
votes
1answer
1k views

Suspend resume Macbook pro

I'd like to start with sincere congratulations to the Ubuntu team : got a macbook pro 6,2, and I confirm everything - including smooth install with rEfind- working very well on this machine. Keep on ...
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3answers
4k views

Cannot install wine on Ubuntu 12.04 (64 bit)

~/Desktop/wine-1.5.22$ sudo apt-get install wine Reading package lists... Done Building dependency tree Reading state information... Done Some packages could not be installed. This may mean ...
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vote
2answers
3k views

Is it possible to have Windows 8 and Ubuntu on the same hard drive? [duplicate]

It's my understanding that you can't have two different filesystems (NTFS and ext4) on the same hard drive, but that's exactly what I need to do to run both operating systems on the laptop I've ...
0
votes
1answer
256 views

Does Ubuntu 12.04 works for an Asus g75vw?

I have an Asus g75vw, I tired to install ubuntu 12.04 but for some reason it damaged my windows installation and it never loaded me ubuntu to start installing it. I installed then an ubutntu 10.04 and ...
1
vote
1answer
572 views

Can't access GUI mode with Virtual Box fresh 12.04 install

Trying to install 12.04 in virtual box. Install went great after restart I get a white error box talking about my graphics. Basically I get options to look at different log files or I can run without ...
1
vote
1answer
330 views

Access, from Windows, files copied from Ubuntu to a media partition

I have a laptop with 3 partitions on a 500gb hdd: Windows 8 - 60gb - ntfs Ubuntu 12.4 - 40gb - ext4 A media partition - 390gb - ntfs I copied music files to the media partition while using Ubuntu ...
3
votes
1answer
8k views

Better driver for synaptics touchpads

Ubuntu is said to have a 'generic driver' - does this mean it is missing features? There are a few features I miss from my touchpad under windows. I will list some of them here: 1.) Circular ...
2
votes
1answer
221 views

Falling back to unity-2D after an update

I have a laptop with nvidia optimus technology and I had installed bumblebee (running ubuntu 12.04 64bit). After an update ubuntu-2d is loaded (I verified that with echo $DESKTOP_SESSION printing ...
0
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1answer
2k views

Can't connect to wireless network ubuntu 12.04

I am having trouble connecting to my wireless network after reinstalling Ubuntu 12.04 on my laptop. I used to dual boot 12.04 and windows on this computer and I had no problems with my wireless at ...
0
votes
1answer
3k views

ALSA fails to recognize on-board audio card

In Mythbuntu 12.04.2, ALSA (1.0.25+dfsg-0ubuntu1.1) fails to recognize the A88GMV on-board AMD 880 HD Audio (card). This system is fully updated. The system also contains a NVIDIA graphics card ...