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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2
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1answer
61 views

Running 12.04 but installed from Vivid Vervet PPA by mistake

I am running Ubuntu 12.04 (Precise Pangolin). I made the mistake of adding as a source the gnome3-staging PPA intended for Vivid Vervet, and this has caused some problems when I upgrade. Although I ...
-1
votes
0answers
15 views

HP 15 notebook has an unrecognizable QR code

Some time ago I bought an HP 15 notebook with Ubuntu 12.04, and I get a QR code each time I scan with a reader from my cell phone. Because it was a response that I experienced from the HP Support ...
0
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0answers
9 views

iam unable to browse internet through tata photon while local area connection is established on 12.04

TATA photon is installed properly and it's working fine after disconnecting the local area connection
0
votes
1answer
17 views

How do I select which files are shown in Rhythmbox?

I have Ubuntu 12.04, and it came with Rhythmbox. Now I want to put some music on my computer, so I opened Rhythmbox, and it's displaying a long list of files from various places on my computer. I'm ...
0
votes
2answers
20 views

Windows 7 - VirtualBox - OpenVPN - Ubuntu 12.04

I have Windows 7 64bit Professional. On this I have installed a VirtualBox with Ubuntu Server 12.04. OpenVPN is installed on both. I need to allow internet on Ubuntu and I also need to connect to a ...
0
votes
1answer
15 views

E: Impossible de trouver le paquet minicom

I want install minicom and other package n ubuntu 12.04 baut I have this result: rimeh@rimeh-PC:~$ sudo apt-get update && sudo apt-get install minicom Lecture des listes de paquets... Fait ...
0
votes
0answers
16 views

Undefined Reference during catkin_make

I'm having some problem with the catkin_make. The error is : /home/marcello/catkin_ws/src/aruco_marker_detector/lib/libaruco_marker_detector‌​.so: error: undefined reference to ...
0
votes
0answers
4 views

Ubuntu 12.04 freezes and does not always let me switch to text-based to restart lightdm

I switched to an old laptop after my two main ones stopped working and this one frequently freezes. At times it will allow me to switch to text-based (CTRL+ALT+F1) and restart lightdm (which is ...
0
votes
1answer
16 views

Is there an alternative to f.lux which runs constantly?

F.lux is an application that adapts the color of your screen to the time of day such that the screen is redder during the night (i.e. it serves the same function as computer glasses). I want to keep ...
0
votes
1answer
28 views

no echo in bash shell script loop

In this script, the second echo statement doesn't do anything. #!/bin/bash echo "Start folder create..." find . -name "*.zip" | while read filename; do foldername="${filename%.*}"; mkdir -p ...
2
votes
1answer
58 views

How to upgrade to PHP 5.5.25(The Latest Stable Released Version of PHP) on Ubuntu 12.04 LTS 64-bit OS?

I tried following commands but after running these commands I got upgraded from PHP 5.5.23 to PHP 5.5.24. I want to upgrade to PHP 5.5.25 which is a latest stable released version. sudo ...
0
votes
0answers
24 views

Cant install ubuntu 12.04, 14.04 64bit on my lenovo s205

I've read a lot of similar topics, but nothing helped. Check out my little sad story: I made bootable USB with UNetbootin. I tried Ubuntu 12.04 and 14.04, linuxmint 17.1, fedora kde, zorin. Before i ...
0
votes
1answer
14 views

how to install Vodafone k3800

I'm new Linux user. I have Vodafone modem (model k3800) but don't know how to install it on my PC. I've tried cmd sudo ./install.sh and also sudo apt-get install install.sh It shows ...
0
votes
0answers
13 views

Can't launch neither Software Center nor Update Manager or install VLC on Ubuntu 12.04LTS [duplicate]

I have just installed a new version of Chrome browser on 12.04LTS 32bit and now Software Centre and Update Manager keep crashing when I try to open them. I need to install a new VLC player and can't ...
2
votes
0answers
22 views

How to have two headphones (one usb, one not) play sound at the same time?

I've tried installing pulseaudio but it doesn't let me do two headphones at once. Thanks.
-1
votes
1answer
27 views

Ubuntu 12.04 LTS and Windows 7

I am using Ubuntu 12.04 LTS dual booted with Windows 7 , when i am with windows 7, computer performs normally, but when i switched to Ubuntu it roaring like anything , also heats up quicklyand battery ...
1
vote
1answer
38 views

Home folder won't open

I have Ubuntu 12.04 (dual boot with Windows 7 if that matters). When I click on the icon of the Home folder in that column that pop-up when one hovers at the left of the screen, the icon flashes (like ...
0
votes
0answers
29 views

Home folder does not open and “Continue to wait” message

After I upgraded almost everything in my system (it took a long time and I executed only one command from the terminal, probably sudo upgrade or update), my Ubuntu 12.04 became a mess. It sounds ...
-1
votes
0answers
12 views

“apt-get autoremove -y” CPU intensive

I remove "apt-get autoremove -y" commands to clean-up un-required packages.But it causes CPU spikes in system time. I have tried with nice and ionice too but didn't help. It can be solved by 2 ways:- ...
0
votes
1answer
22 views

Can't upgrade the system, dist. update stuck

I've just bought a Dell inspirion laptop , core i3 , 4gb ram , nvidia graphics (2gb vram) and it came with Ubuntu 12.0.4 LTS which is nice cuz i need it for programming. But when i run distribution ...
0
votes
0answers
12 views

ZTE USB dongle intermittent detection in Ubuntu 12.04

I trying to connect a ZTE modem to ubuntu 12.04 machine. The dongle is not getting detected as USB-serial modem all the times. #When detected ~$ usb-devices T: Bus=03 Lev=01 Prnt=01 Port=01 Cnt=02 ...
1
vote
2answers
43 views

Modify bashrc & .profile from safe mode

I have messed up .bashrc & .profile in ubuntu 12.04 LTS. Can I change it back to previous version from safe mode as I am not able to login to my system and I think this might be the issue
0
votes
0answers
8 views

icon in launcher are scrolled up and they are not moving down

Screenshot, Please check top left corner I'm using Ubuntu-12.04. Icon in launcher are scrolled up and they are not moving/scrolling down. I do not want to restart my system. I've even tried ...
5
votes
2answers
58 views

udev rules to allow only one vendor and model USB drive but no others

So, we're working to set up an environment here where we have a secure storage setup on our Linux laptops, such that our Linux laptops can only connect a specific USB drive: a Kingston DataTraveler ...
0
votes
2answers
17 views

I am unable to set nfs block size to greater than 32kbps

I am using 12.04.4 and trying to connect to a NFS server which allows a blocksize of 64kbps, but the most I can set on the client side with mount.nfs is rsize/wsize=32786. I read that there is a ...
1
vote
1answer
54 views

I screwed up my Ubuntu (Novice user)

I'm a new user here and I'm also a Linux newbie. So last night I tried Ubuntu for the first time (kinda), and as I was getting the hang of it I noticed an option to update my OS to version 12.04, so I ...
0
votes
0answers
29 views

Touchpad doesn't work after Linux kernel update

Running 12.04 on Dell E6400. Touchpad worked fine just before doing the kernel update that was just pushed out. The Touchpad tab on settings is gone after update and rebooting. Rebooting again does ...
0
votes
0answers
14 views

Cannot sync ipod touch 4gen with rhythmbox

I desperately need help in syncing my ipod touch 4gen(ios 4.3.3)with rhythmbox(2.96)running Ubuntu 12.04LTS (64bit)I have tried nearly every single thing I've seen online for the past 2 weeks for a ...
-1
votes
0answers
12 views

how to create bootable usb pendrive using “vmlinuz” image [closed]

I have Vmlinuz image but don't know how to create boot able pendrive so that I can flash that image to my x86 board. Please let me know also how to create vzimage and .iso image from vmlinuz image in ...
0
votes
1answer
48 views

Why choose ubuntu 12.04 or 14.04 over other linux distros? [on hold]

Trying to white up some notes on why we choose ubuntu over all the other distros out there but it would be good to know what the you guys think is the reason Does ubuntu 12.04/14.04 LTS have a longer ...
-1
votes
0answers
13 views

Manage Client and Server in Ubuntu

I just stuck with the problem of Client Server Management with Ubuntu 12.4. Recently I have installed Ubuntu in couple of PC. Now i want to access one PC as Server and remaining PC's as Client. I ...
0
votes
1answer
24 views

Resize ext4 Partition to >2TB without data loss

Is it possible to resize an ext4 partition to >2TB without data loss? I added 1TB disk from a RAID 5 Hardware RAID (from 2TB usable to 3TB usable) fdisk command output: Disk /dev/sdb: 3000.5 GB, ...
0
votes
1answer
23 views

uninstalling Atlas properly

If you have error that contain “gfortran” in it, like this one: ImportError: ...
1
vote
0answers
17 views

Can the C: drive in WINE be put in the RAID 10 local to host Ububtu 12.04 LTS

really new to Ubuntu, and even newer to WINE. Is it possible to move the C: drive in WINE to use a Raid 10 array that is internal local to host non boot storage. I really want to keep the SSD boot ...
1
vote
2answers
44 views
+50

Unable to insall libgtk2.0-dev on ubuntu 12.04

I am using opencv 3 on ubunut 12.04 and while displaying an image the error message asks me to build the library with libgtk2.0-dev. I tried sudo apt-get install libgtk2.0-dev but I get the following ...
0
votes
1answer
25 views

How to boot into recovery mode on Ubuntu on chromebook

When I set up Ubuntu on my HP Chromebook 14 again after breaking it, I forgot that the admin password had to be 4 digits and set it as 1 (the password was just 1) since I don't really need a password ...
-1
votes
0answers
8 views

System goes to suspend mode on plugging out charging

I am using ubuntu 12.04 LTS. Whenever i plug out my charger, i see Low battery notification (even when my laptop is fully charged) and then my system goes to suspend mode. Please let me know if this ...
0
votes
0answers
47 views

Ubuntu 12.04: Disable TLS 1.0 for Apache2

I have an Ubuntu 12.04 installation with Apache 2.2.22-1ubuntu1.8 from the default repositories. I have to disable TLS 1.0 (leaving TLS 1.1 and 1.2 enabled) for this server. I am looking for the ...
0
votes
0answers
34 views

ORA-01460 unimplemented or unreasonable conversion requested

Hi I have recently installed Oracle SQL Developer Studio V 4.1.0.19 on Ubuntu 12.04. I launched the studio and connected to DB server via connection manager. describe TABLE_NAME SELECT * FROM ...
0
votes
0answers
27 views

apt-get cancel pending task

Hi I wanted to install Oracle JDK so followed the steps in the following SO page http://askubuntu.com/a/521154. The first two steps went fine but the entering the last step I am getting the following ...
0
votes
0answers
8 views

binary is able to run only when run after creating a symbolic link to it

I am facing a rather strange problem. I have a 32 bit qmake binary placed at a very deep path. So for ease of use I created a link using ln -s /complicated/path/to/qmake ~/qmake I am running a ...
0
votes
0answers
30 views

Ubuntu 14.04 Upgrade: Touchpad not detected

I did and upgrade to 14.04 from 12.04 and I have issues with my touchpad. Tried this: But not working Synaptic touchpad on laptop not working Output of xinput list as below ⎡ Virtual core pointer ...
0
votes
0answers
6 views

Xorg blocking a specific color channel

I'm curious as to whether it's possible or not to block a specific color channel or set of channels in Xorg. (I.e. Display only Red/Red and Green on the screen instead of Red, Green and Blue); ...
0
votes
0answers
4 views

Cannot use ds9 with

Problem with tcl. Please Help. %ds9 NGC613.fits Application initialization failed: Can't find a usable init.tcl in the following directories: ./zvfsmntpt/tcl8.5 /tmp/linux/saods9/lib/tcl8.5 ...
0
votes
1answer
21 views

Screen freezes (mouse still movable), goes to black, then goes back to what I was doing

So I was watching Youtube when the screen suddenly stopped. The sound worked, I moved the mouse around. The sound cut out, the screen went black. This also happens in some of my other thing I do, like ...
2
votes
1answer
47 views

How to make a bootable pendrive in command-line?

How could a Bootable USB Pendrive can be created using the Ubuntu command-line. Can we use a script for the same? Can somebody help on this?
1
vote
1answer
31 views

Whatsapp installation on ubuntu 12.04 PC

How to install whatsapp on a PC running on Ubuntu 12.04?
0
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0answers
12 views

ds9 check-B.fits ds9: error while loading shared libraries: libXft.so.2: cannot open shared object file: No such file or directory

I Am unable to use ds9. Can you please help? $ ds9 check-B.fits ds9: error while loading shared libraries:libXft.so.2: cannot open shared object file: No such file or directory
0
votes
0answers
13 views

How to run Redshift, and Redshift Plasmoid in Ubuntu 12.04?

Redshift briefly appears on the taskbar at startup or when run and pops out of existence. I've installed Redshift Plasmoid for a GUI, but I can't get that to run either, and won't show up when I check ...
0
votes
0answers
29 views

Some error messages while boot, after upgraded to 14.04 from 12.04

Recently I upgraded to 14.04 from 12.04. Now I see some error messages during every startup. Could anyone please let me know, that why am I seeing such messages? The error message as follows : ...