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.

learn more… | top users | synonyms (9)

0
votes
1answer
3k views

Grub resue error insmod normal File not Found

I have a Dual Boot with Windows 7 and Ubuntu. Using Disk Management in Windows, I deleted the Ubuntu partition, but when i restart my computer, I'm getting Grub Rescue Command. I Tried ls ...
0
votes
2answers
2k views

help installing nmap 6.40 on 12.04

im trying to install i tried following the instructions in the nmap site by doing this: bzip2 -cd nmap-6.40.tar.bz2 | tar xvf - cd nmap-6.40 ./configure make su root make install and it all works ...
2
votes
1answer
4k views

Dock bar, maximize, and minimize buttons disappeared after doing a “reset to defaults” in CCSM

Recently i installed compiz configuration manager after that i went to unity under that and clicked "reset to defaults". This caused the dock bar to disappear and also close maximize and minimize ...
1
vote
2answers
182 views

Ubuntu 12.04 freezes a lot

I have a desktop with Ubuntu 12.04 with Unity, fresh install about a year ago. Details: Intel Core i5-3570K CPU @ 3.40GHz × 4, 4Gb RAM, 2 Tb HD, 64-bit Ubuntu 12.04.5 LTS Kernel: 3.5.0-54-generic ...
3
votes
2answers
7k views

Installing gawk 4.0 on ubuntu 12.04

How do I install gawk 4.0.1 or later on ubuntu 12.04? Your suggestions would be appreciated!!
1
vote
1answer
21 views

what can i do, i can't install wine

Some packages could not be installed. This may mean that you haverequested an impossible situation or if you are using the unstable distribution that some required packages have not yet been created ...
25
votes
2answers
18k views

Trying to start nginx on VPS, I get “nginx: unrecognized service”

Following the How to install rails and nginx with passenger on Ubuntu tutorial from DigitalOcean.com, the seventh step manually starts nginx: sudo service nginx start but fails with the following ...
0
votes
0answers
31 views

I can't update ubuntu 12.04

I have been using Ubuntu for two years. It worked so far, but now I have not been updating Ubuntu since 21th January 2015 and I can not download any file any more using any package manager. Any ...
0
votes
1answer
3k views

Error! Bad return status for module build on kernel: 3.8.0-37-generic (x86_64)

After updating some packages in my machine (using aptitude), I got the following error: Error! Bad return status for module build on kernel: 3.8.0-37-generic (x86_64) Consult ...
5
votes
4answers
3k views

Printer sometimes doesn't print

I installed 12.04LTS and have a DeskJet 1125C connected through USB. The problem: Sometimes it does not print - in print jobs is status Pending/Processing but print does not start. I discovered if I ...
0
votes
2answers
30 views

12.04 LTS apt-get hanging connecting to us.archive.ubuntu.com

I have a 12.04 LTS VPS that no longer seems to be able to apt-get anything. It connects ok for security patches, but on installing anything just hangs at 0% trying to connect to us.archive.ubuntu.com. ...
4
votes
1answer
5k views

12.04 Failed to load module “nvidia” (module does not exist, 0)

I have ASUS UL50Vt with nvidia optimus hybrid graphics (GeForce 210M). I recently installed ubuntu 12.04, and in Details app it was showing me, that I am on Intel video driver. So, I installed ...
0
votes
0answers
26 views

Broadcom 4352 14e4:43b1 rev03 wifi + Bluetooth

Referring to this discussion Installing Broadcom Wireless Drivers and this discussion Linux (Ubuntu 12.04) driver for Broadcom Corp BCM 4352 Wireless Network Adapter It is possible to have both Wi-Fi ...
1
vote
1answer
18 views

Are all PHP security upgrades backported to Ubuntu 12.04 until 2017

I recently came across an extension to a popular CMS that would not install on an Ubuntu 12.04 server, because PHP version 5.3 reached end of live. I was however under the impression that all security ...
0
votes
1answer
17 views

What scanner printer can I use for a Ubuntu 12.04 Notebook ASUS PC?

I have a notebook PC ASUS which has Ubuntu 12.04 in it. I need to find a reliable scanner and printer - I need to scan routinely my work assignments to be paid in my job - and I am NOT a ...
0
votes
0answers
18 views

changing printing options doesn't work

I've installed brother printer on ubuntu 12.04, but it prints with horrible default settings. When I change it in cups web administration I can see new settings in the web app but printing is still ...
2
votes
3answers
13k views

Cannot authenticate without a password

The problem can be reproduced as follows: When I remove the password of an administrator account, "Log In without Password", I cannot use that account to authenticate. When I do something that ...
1
vote
0answers
6 views

Multi-screen problems redux in 12.04: virtual size does not fit available size

After a recent update, I can no longer set my multiple screens to work as they should. I receive the error: virtual size does not fit available size. This problem appeared in 11.04, but the ...
1
vote
0answers
22 views

Ubuntu 12.04 LTS scripts in /if-up.d not executed

Since this morning have been trying to achieve something: System: Ubuntu 12.04 LTS, Network-Manager is not installed Goal: Every time, the eth0 network interface is started (if-up.d) we want to ...
7
votes
3answers
40k views

How to get Unetbootin to recognize mounted USB drive?

I'm using Ubuntu 12.04, and every time I try to write an Ubuntu ISO image to a disk so I can install it, Unetbootin says /dev/sdb1 isn't mounted. But Ubuntu mounts the drive automatically when it's ...
0
votes
1answer
13 views

ubuntu 12.04 Black Screen before login (AMD HD 6470M)

I am using a laptop with the current specification: AMD Radeon HD 6470M Intel Core I5-2520m 8GB RAM Im Using Ubuntu 12.04, I boot into it using the standard Grub loader, i get the Ubuntu writing, ...
0
votes
0answers
18 views

unable to delete older kernel image files & folders in Ubuntu 12.04

Prior to posting I have made attempts to find the answers among existing posts, however I was unable to find anything which worked. I am trying to clean up a HD which has only 4GB of free space. On ...
2
votes
2answers
5k views

No boot option after installing Ubuntu 12.04 LTS on Acer Aspire 4736z with Live CD

I am facing a problem. After installing Ubuntu 12.04 LTS using Live CD, at the reboot there is no boot option to choose the OS. I directly get logged into my Windows 7. Before that i was having an ...
3
votes
2answers
603 views

Software center freezing on start up

I already did the apt-get purge, install and update thing but it still freezes when trying to start. This is what I get trying to start in terminal: cliff@cliff-Aspire-X1301:~$ software-center ...
0
votes
1answer
46 views

AMD graphics problem - black screen!

I have a laptop HP Pavilion g6-1075er with Ubuntu 12.04 and AMD Radeon HD 6470M on board. I had default graphics configuration but some problems with xorg occurred. I had black screen, but I was able ...
0
votes
0answers
14 views

How can i set Java_Home in ubuntu? [duplicate]

I want to set java home in ubuntu.On the internet there are lots of answers to that question.But i am not sure which one is true ? Can anyone explain me it more clearly?
5
votes
1answer
17k views

How do I get WebEx fully working with Ubuntu 12.04?

I am trying to join a WebEx meeting from Ubuntu 12.04. I can join but I do not see the live chat messages, I hear no sound, and I cannot see the presentation. I have tried using Ubuntu 12.04 64-bit ...
0
votes
3answers
4k views

Post installing comodo issues

I have installed comodo antivirus for my Ubuntu 12.04, even if I'm a newbie I managed to enter finalize the installation, you know when you have to type sudo /opt/COMODO/post_setup.sh, went through ...
0
votes
1answer
3k views

dns configuration problem bind9

Following is my bind9 configuration the domain I want to configure is home.lan it is home network /etc/bind/named.conf.local is following zone "home.lan" IN { type master; file ...
6
votes
2answers
42k views

How to find python installation directory on ubuntu

I have just migrated from Windows environment. I have installed Python 3.2 in a separate directory. How can I get the python installation path on ubuntu shell ? Is there any way I can let shell ...
1
vote
1answer
4k views

How can I revert to the previous kernel version w/out dependency issues?

Since ubuntu updated my install to 3.2.0-37-generic, my laptop fan constantly runs. I never had this issue with the previous kernel versions. To fix this problem, I would like to revert back to the ...
4
votes
3answers
12k views

Ubuntu 12.04 does not recognise CD

~$ wodim --devices wodim: Overview of accessible drives (1 found) : ------------------------------------------------------------------------- 0 dev='/dev/sg1' rwrw-- : 'MATSHITA' 'DVD-RAM UJ8B1AS' ...
0
votes
0answers
7 views

Shuttle Touchscreen releted Problem

I have a shuttle D10 mini pc on Ubunutu 12.04. I got some problem this Pc about touch screen. My problem is when I plugin touch screen cable in motherboard then this cable is so hot with monitor ...
0
votes
1answer
7k views

VPN connection successfully established, but IP address does not change

I have set up an OpenVPN connection via the network manager on Ubuntu 12.04 following these instructions: https://www.privateinternetaccess.com/pages/client-support/#ubuntu_openvpn_installer ...
0
votes
2answers
3k views

How do I mount my Samsung Galaxy Ace phone (USB connected)?

I attached a Samsung Galaxy Ace mobile phone using a data cable. Here is the output of dmesg: [ 1644.813452] scsi 9:0:0:0: Direct-Access SAMSUNG GT-S5830 Card 0100 PQ: 0 ANSI: 2 [ 1644.815236] sd ...
5
votes
2answers
7k views

MySQL can't open files after updating server: errno: 24

Ubuntu: 12.04 LTS (Linux mysql02 3.2.0-40-generic #64-Ubuntu SMP Mon Mar 25 21:22:10 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux) MySQL: Ubuntu distro 5.5.31 Apparmor: REMOVED! Server has been running ...
0
votes
0answers
18 views

Boot menu will not show up after successful install

I have no option for which OS to select on start-up. I have launched boot-repair and still have no option to select a OS, it just boots straight into Windows. Boot-Repair Pastebin
0
votes
1answer
31 views

ntp possible on ad hoc network in ubuntu ? 12.04 onwards

I am doing a research project on Vehicular Ad hoc networks.. I am using C programming language for socket programming, with four laptops installed with Ubuntu 12.04 and 14.04 versions. All the laptops ...
2
votes
3answers
20k views

Install Curl Ubuntu 12.04

Hi I am trying to install curl library. It is a dependency for the RCurl package in R. So I must install it for R to work properly. I tried: meaneych@meaneych-VirtualBox:~$ sudo apt-get install ...
1
vote
1answer
43 views

Dropped my Dell dual boot Vista /Ubuntu 12.04 Vista will not boot, only Ubuntu

I was looking to purchase a new computer Lenovo Essential G780 Laptop - 59381095 - Dark Brown: DOORBUSTER http://shop.lenovo.com/us/en/laptops/essential/g-series/g780/ I have started to do video ...
3
votes
1answer
4k views

Nvidia GT218 repository drivers don't work

I upgraded all packages with sudo apt-get upgrade command on my Ubuntu 10.04 box and I have Ubuntu 12.04 3.2.0-29-generic-pae now. I have two monitors and the following GPU: 01:00.0 VGA compatible ...
1
vote
3answers
5k views

How to Install rtorrent on Ubuntu 12.04?

I have newly Installed Ubuntu Server 12.04 and I want to use it ad torrent down-loader. Can anyone help me? Thanks!
1
vote
0answers
13 views

Error on installing RSPerl

I have Perl version 5.14.2 and R installed on Ubuntu 12.04 and had a problem while trying to install RSPerl. I followed the instructions on the guide in omegahat.org, and ran the command R CMD ...
2
votes
1answer
4k views

Wireless not working on desktop with Asus USB-N13 (B1) wireless adapter

I am trying to connect my desktop to a wireless network. I have purchased an ASUS USB-N13 B1 adapter. I have followed instructions for installing drivers and disabling conflicting drivers. I have ...
3
votes
1answer
2k views

CVE-2015-0235 How to update eglibc to 2.15-0ubuntu10.10

I followed these instructions and found that my glibc version was 2.15-0ubuntu10.9. How do I update it to 2.15-0ubuntu10.10? It is also mentioned here that services have to be restarted after the ...
0
votes
0answers
11 views

Tp Link wn821n v4.2 doesn't connect to my wireless

I bought a TP-Link TL-WN821N. When I plug in the receiver Ubuntu does recognize and I can choose between the networks available (only hot spot) and works perfectly. But with the home wifi When I type ...
0
votes
0answers
15 views

Need some cheat sheet or tutorial site for Linux [on hold]

I am beginner in Linux. I need Cheat sheet of commands like Linux Commands cheat sheet So I can learn easily Linux and also need some tutorial site name for beginner. Thanks
-1
votes
2answers
3k views

How to speed up Ubuntu 12.04

I am using Ubuntu 12.04 and my system is too much slow, I want to speed it up. I have tried several apps and methods like jupitar, cleaning tmp file, but still my system is too much slow. Here is my ...
0
votes
0answers
15 views

Ubunut 12.04 boots to low-graphics mode with nvidia-173

I have an older Graphics card in a computer that were hoping to keep with Edubuntu 12.04 for the kids. Its a Nvidia Quadro PCI-E. I know that I need nvidia-173 driver (mainly used the one provided by ...
1
vote
0answers
7 views

Upgrade Jenkins 1.486 (12.04) to latest build from jenkins-ci.org

I am wondering whether it is possible to upgrade a Jenkins 1.486 installation (on Ubuntu 12.04, official repository) to the latest version offered on jenkins-ci.org. I really need to upgrade because ...