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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UBUNTU 12.04 Boot Repair CD didn't work

I am running Ubuntu 12.04 (32 bit)on a 2008 AMD computer with full disk encryption. Everything was working fine (for 1 month) until I did a software update, and now it will not boot. Before the ...
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30 views

Lenovo E531, Ubuntu 12.04, x64, freezing

I have installed Ubuntu 12.04, x64 in my Lenovo E531 laptop and I have noticed that when the battery is on the laptop (the AC power is not plugged in) randomly freezes. Nothing responds (mouse, ...
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1answer
35 views

Encrypting home folder in Ubuntu 12.04 server

How can I encrypt the home folder in Ubuntu 12.04 server on-the-fly? I tried this: root@avo-server:/home/avo# ecryptfs-migrate-home -u avo INFO: Checking disk space, this may take a few moments. ...
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1answer
38 views

Gnome on Ubuntu 14.04 crashes after starting Progress DB

I am a Progress 4GL application developer. I recently upgraded from Ubuntu 12.04 LTS to 14.04. I'm using gnome and never had this problem before. Now whenever I start a progress db using my terminal ...
2
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1answer
55 views

Script adding launchers to the top gnome panel

For a large number of machines running 12.04 with gnome-classic. I'd like to script adding launchers to the top left of the gnome panel. I know how to add them manually but this is a tedious ...
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11 views

NPTL 2.15 Waiting for another script to finish

I cannot start,stop and, or even uninstall my FMS 4.5 installed on from my VM ? When I try to start/stop, it display NPTL 2.15 Waiting for another script to finish... /opt/adobe/fms# ./uninstallFMS ...
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1answer
127 views

php5enmod returns command not found

I've tried a number of guides on this issue, but so far I cannot get php5enmod mcrypt to work. Ubuntu 12.04 PHP 5.3.10 Here is the output ls of /etc/php5/conf.d and /etc/php5/mods-available ...
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17 views

Update failed what to do? [duplicate]

Failed to fetch http://security.ubuntu.com/ubuntu/pool/main/l/linux-lts-quantal/linux-headers-3.5.0-52-generic_3.5.0-52.78~precise1_amd64.deb Could not resolve 'security.ubuntu.com' Failed to fetch ...
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8 views

Issues with performance and screen fonts

I've had Ubuntu on my system for a little over two years now. I'm running 12.04 currently and recently I've faced a number of issues with the system. It hangs way too often and mostly when I'm on ...
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9 views

Ubuntu 12.04 failed login

After rebooting Ubuntu 12.04 on an hp compaq 6530b, it cannot login. The password registers as correct, then I am redirected to the login screen. Gnome, and the guest account, and safe Graphics ...
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1answer
46 views

Ethernet not working on Ubuntu 12.04

I've installed UBUNTU 12.04 on my laptop & when I plug-in the Ethernet cable, it says "Disconnected" Please advise on me this PC Info: HP Pavilion ze4600 Previously- Windows XP Pro Now- Ubuntu ...
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18 views

Software center does not open 12.04

When I clicked software center in the launcher, nothing happens. When I tried terminal, this is what I get. *P.S. I'm new to ubuntu `ERROR:root:DebFileApplication import Traceback (most recent call ...
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11 views

Corrupted MAC on input

We are getting the Corrupted MAC on input while downloading Android source. Server configuration: Processor : 10 core @ 2.40GHz X 2 processor RAM: 157 GB Network : 8 ports bonded with bond-mode ...
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1answer
174 views

apt-get upgrade fails with “adduser: The user `messagebus' already exists. Exiting.”

Got this today when trying to upgrade the software on my Ubuntu 12.04 Server: # apt-get upgrade Reading package lists... Done Building dependency tree Reading state information... Done 0 upgraded, ...
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19 views

Ubuntu 12.04 Unity - Applications missing from dash

When starting the dash (e.g. by hitting the Windows key) quite often (most of the time) there are no applications listed. Recent files and downloads show fine, but in order to have applications listed ...
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27 views

Can not apply a static IP address to Virtual PC?

I Installed an Ubuntu 12.04 LTS Server as a Virual Server using Wmware Workstation 10. Unfortunately when I change the DHCP setting to static. The server is unable connect to our network, it works ...
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2answers
4k views

Hardware Enablement Stack (HWE) out of support

From yesterday my update manager gives me this message: Your current Hardware Enablement Stack (HWE) is going out of support on 07/08/2014. After this date security updates for critical parts ...
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23 views

Citrix and firefox in ubuntu 12.04 window disappears too fast!

Running 12.04 and got citrix receiver installed OK (I think) but when I go to launch an .ica and I have set firefox to use wfica to handle these files, a window pops up and then disappears super ...
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1answer
18 views

how to make USP pendrive as bootable in ubuntu [duplicate]

I am using Ubuntu 12.04. I wan to install solaris 10 along with Ubuntu 12.04. But My question is how to make USP pendrive as bootable in ubuntu. Please help me.
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36 views

Issue with creating partition in Windows 7 Ubuntu DualBoot

I had Windows 7 and Ubuntu running on a Dual Boot in my Dell Laptop. I formatted it yesterday to do a clean install of both operating systems. I deleted all the operating system partitions. Here's ...
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12 views

Not able to login as admin after upgradation

I am using Ubuntu 12.04 and upgraded my system in admin user with sudoer and then i restarted my computer, it logged as another user that not have sudoer by default. Now i am not able to log in as ...
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1answer
30 views

Will installing Python 3.2 from software center replace the original Python 2.7 on 12.04?

Will installing Python 3.2 from the software center replace the default Python 2.7 on 12.04? I would like to keep using Python 2.7, because I am afraid Python 3.2 will not recognize code written for ...
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1answer
49 views

Chrome youtube videos logging me out

Pretty much a Ubuntu novice, currently running 64-bit AMD Ubuntu 12.04 with Cinnamon 2.0.14 Over the past couple months I've been getting logged out while viewing videos, typically youtube. Seems ...
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22 views

How to setup OpenVPN server on a namespace?

I have used OpenVPN for setting up VPN connections, but I have always set it up on the default root namespace. Now, I want to set it up only on a particular namespace other than the default root ...
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45 views

Cannot run Ubuntu 14.04.x or any distro based on Ubuntu 14.04.x

I am currently running Ubuntu 12.04.4 LTS (supported until 2017). When I try to either "try" without installing or try to install Ubuntu 14.04.x or any of the distros that are based on Ubuntu 14.04, ...
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42 views

Hangs On or After fsck from util-linux 2.20.1

I have a box running at DigitalOcean with Ubuntu 12.04 It's rare that my system will boot or takes forever - normally it just hangs / chokes. A reboot from a remote shell used to be pretty quick and ...
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1answer
33 views

PostgreSQL importing from folder

I lost my ubuntu partition (12.04) and I've installed the ubuntu 14.04, I could save my database files from postgreSQL v9.1, but now I'm with a problem how can I import this data base and my settings ...
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10 views

Making the text caret fade in and out

Quick question, is it possible to have the blinking caret when typing to smoothly fade in and out rather than having a hard blinking animation? Thanks
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1answer
34 views

How to reinstall Mac OS X 10.9? [closed]

First, here's what happened: I had OS X Mavericks (10.9) installed on my MacBook Pro. Then I wiped the operating system to get Windows 7 instead. After that, I went to install Ubuntu 12.04, but while ...
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1answer
85 views

Python scripting - How to execute linux commands? [closed]

I have to do a bunch of file copying, moving, svn check out commands, directory checking etc. and I'm trying to make a script to do it for me. I have basic python syntax, but I'm not sure how to use ...
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1answer
22 views

Ubuntu 12.04 login returns me to login manager, how to diagnose?

This started with me adding a graphics card to my system. When I booted up, ubuntu complained that the graphics config had changed, and gave me a terminal session. I copied ...
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After installating GDM Ubuntu 12.04 hangs while booting

I have installed Ubuntu 12.04.1 64bit Desktop on my system. After fresh OS install, i first installed gdm, (Gnome Desktop Manager). I selected GDM in reconfigure window and restarted the desktop. ...
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14 views

can't load a usb key formatted on a windows machine

I'm trying to read files off a usb that was formatted as Fat32 on a windows machine. When I plug it into my usb drive, it says : "Could not mount the following disk: USB DISK". And then in the ...
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1answer
53 views

How to play Farmville on ubuntu12.40?

I am new with Ubuntu and I have this problem: I would like to play Farmville on facebook and it says I need to upgrade my flash player. I tried doing everything I found on google related to this but ...
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17 views

Disable ttymxc0

I am attempting to disable the ttymxc0 screen that automatically logs into root on boot up. Does anyone have any Idea how to do this? I have Ubuntu 12.04 running on an arm system.
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81 views

Updating from 12.04 to 14.04 - Autolaunch error: X11 initialization failed

I'm attempting to upgrade my work machine from 12.04 to 14.04, but having issues. sudo update-manager -d: ** (update-manager:20416): WARNING **: Command line `dbus-launch ...
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19 views

Matlab makes CPU usage “oscillate” at rest

I find this very weird, and I am not sure whether this happened before the last kernel upgrade. It seems that even when I am not doing anything with Matlab, it uses the CPU cyclically for some reason. ...
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1answer
59 views

Importing calendar events to Thunderbird in Ubuntu 12.04

In Thunderbird (1:24.6.0 + build1-0ubuntu0.12.04.1) with the Lightning add-on (xul-ext-lightning 1:24.6.0+build1-0ubuntu0.12.04.1) I need to import calendar events (and I'll ask about contacts and ...
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1answer
29 views

how to redirect usb DVD burning from Ubuntu 12.04 to Windows 7

I have a home Ubuntu 12.04.4 64bit machine equipped with an external CD/DVD writer drive attached via USB port. And in my office I have a Windows 7 64bit machine. I want to redirect my usb DVD ...
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23 views

WiFI is getting disconnected after 10/15 minutes

My WiFi is getting disconnected after 10/15 minutes.I am using ubuntu 12.4. Your suggestion is appreciated. Thanks in advance
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1answer
30 views

scp error in ubuntu 12.04

When I'm connecting to server from my local desktop - it is connecting. When I'm using scp over port 22 - have timeout. I'm using following commands to connect via SSH: ssh -p 22 ...
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35 views

Ubuntu 12.04 wireless constantly prompts for password with Intel 7260 and backports 3.11

When I first got my laptop I had the same problem as described in No wireless for Intel Corporation 7260 version 63. I followed the instructions and everything worked perfectly for several months. A ...
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My chrubuntu 12.04 wont boot anymore after it crashed, ive wiped everything and reinstalled but still doesnt work. Acer C7 chromebook [on hold]

I have an acer c7 chromebook, im not linux savvy sorry. But ive installed chrubuntu 12.04 on it and it worked fine for a long time. Then one day it booted ChromeOs again and i had to re install ...
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1answer
27 views

How to safely upgrade Deja Dup on Ubuntu 12.04?

I am currently running Ubuntu 12.04, with Deja Dup 22.0. I would like to update Deja Dup to later releases so I can utilize the integrity check feature for the backups, as suggested here: (How can I ...
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1answer
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sqlite3 on precise pangolin: installed but not found?

vagrant@precise64:~$ sudo apt-get install sqlite3 Reading package lists... Done Building dependency tree Reading state information... Done The following extra packages will be installed: ...
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Can't view or access files saved to storage partition from Ubuntu in Windows 7 partition

I recently set up a dual boot of Ubuntu 12.04 and Windows 7 on my new Thinkpad T440s. I have a 1TB HDD for most stuff and a 16GB SSD as a caching drive. I followed this tutorial for the dual boot ...
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60 views

Dropbox icon disappears on restart

The dropbox icon is not displaying on the indicator panel in the top right hand corner. I tried to implement this solution and it works temporarily after I start and stop dropbox as suggested. ...
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24 views

USB keyboard and mouse not working after upgrade

I recently upgraded from Ubuntu 12.04 to 14.04. The first time from shut-down, the USB keyboard and mouse don't work at all, but if I restart it works fine. Why is this?
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Two wifi connections-only one is working, Ubuntu 12.04 and 13.10

I have ubuntu 12.04 in one partition and ubuntu 13.10(today upgraded to 14.04) in the other partition of gazelle professional(system 76). I have two wifi connections. one from my university and other ...
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2answers
34 views

WIFI not Detecting!

In my ubuntu 12.04 wifi suddenly stopped showing. Although my bluetooth is orking perfectly. can someone help me out here?? I am a newbie. Please tell me which commands to run to help you solve this ...