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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Blank Screen after reinstalling xserver-xorg-input-all

I followed the instructions of Keyboard and mouse unresponsive after suspend to solve an equal problem with my notebook, but now after rebooting it the screen is blank. It looks like unity is coming ...
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24 views

Upgraded to 12.04.5 and I don't know the password it wants

I just upgraded my dell precision m6300 to Ubuntu 12.04.5 LTS (Precise Pangolin), and it is asking for a password which I don`t have, my old one does not work, can you help?
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3answers
120 views

unmet dependencies after apt-get dist-upgrade 12.04 to 14.04.1

I can't fix the problem that happened when I have upgraded from Ubuntu 12.04 to 14.04.1 (apt-get dist-upgrade). I'm becoming crazy. Copy from log: >Start-Date: 2014-12-17 18:39:01 ...
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1answer
28 views

How to get Spyder IDE to use Python 3 in Ububtu 12.04 LTS?

sudo apt-get install spyder3 says E: Unable to locate package spyder3 How can I install Spyder 3 on Ubunto 12.04 LTS? I need some Python 3 features.
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1answer
19 views

How to disable windows' contents to be moved on dragging, so that only a frame is draggend and window redrawed at drop?

I have xubuntu 12.04 xfce4. When moving windows the content is always moved. How can I acheive to just move a frame or border of the window and get the window content redrawed at drop of mous button?
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0answers
30 views

printer OKI B430dn worked on Ubuntu 12.04, doesn't on 14.04

In our office we have several pc's with Ubuntu and a network printer OKI B430dn. The double-sided option worked well with Ubuntu 12.04 driver (OKI B4300 footmatic/pxlmono) installed with CUPS (via ...
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1answer
21 views

Could not open “” Archive type not supported

I'm trying to install Team-Speak 3 on Ubuntu 12.04, i've done all instructions that I should of, but when I run "ts3client_runscript.sh" it says "Could not open "ts3client_runscript.sh" archive type ...
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1answer
18 views

Trying to update my laptop from 12.04 to 13.10 but failed to fetch

I'm a noob when it comes to Ubuntu because i usually have a guy that helps me with my needs. But he currently isn't available and i recently fixed this laptop with 2 years of no updates and no log in. ...
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0answers
11 views

Incomplete KBibTex Installation

I use Ubuntu 12.04 and I tried to install KBibTex with the Software-Center. After the installation I get the following Popup: If I press okay then the program starts as usual. But as soon as I ...
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53 views

Viber through Wine, crash on calling with unexpected error

12.04 Precise 32 bit system, currently have Viber running under Wine due to system architecture. Gotten it to install and messaging works as a charm although upon firing a call it quits with an ...
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0answers
14 views

heating up , sony vaio e-series vpceb45fg , [duplicate]

i have dual boot on sony vaio with windows 7 and ubuntu, fan runs continuously and systems heats up too much. please help / guide for procedure to avoid the problem. would love to keep using ubuntu. ...
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0answers
67 views

12.04 and 14.04 Ubuntu stuck at boot nomodeset failed

I have installed both Ubuntu 12.04 and 14.04(32 and 64 bit), and after grub loads, the screen either turns black if i don't select nomodeset, either it gets stuck at a certain point after exiting ...
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0answers
63 views

Cheese webcam app not working

I am running Ubuntu 12.04 LTS. My cheese program seems to have a problem. Every time I open the application, I see a white window and it just closes. I have already tried uninstalling and reinstalling ...
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0answers
30 views

How to capture logs from Remote using syslog-ng?

I have installed and configured syslog-ng server using: How can I receive syslog logs from a networked system? But I am not able to capture anything. My /etc/syslog-ng/syslog-ng.conf file: @version: ...
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1answer
26 views

How to find the running network services and the port and user

I want to find a list of all network services running on my system, including details of the port and services and the users. I know that I need to use netstat, ps and fuser. but I don't know how to ...
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0answers
21 views

Server does not get into login prompt

This morning the server is not working. I have a concern this could be a worst case scenario. I rebooted the server so that I could watch what was happening. The first thing is that there is a ...
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2answers
51 views

Files sizes differs from windows to linux

Continuation of below question Why Same File Shows Different Sizes in Different Operating Systems Can both the files sizes be made the same. Guide me on how dis can be achieved.
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1answer
14 views

Can see all computers on the networks but can't see each other

I have a windows 7 pro machine (KC-Laptop1) running a bridged network between the wireless corp.local and my wired KC_Computers_LLC.lan and I have my ubuntu 12.04 server (KC-Server1) running on the ...
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0answers
12 views

Strange entry in open file list on Ubuntu server

On my Ubuntu server I occasionally run the following command to view any open files that are TCP connections from my server: lsof -uroot | grep 104.236.XX.XXX The last time I ran it, I saw this as ...
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1answer
62 views

Ubuntu Server 14.04.1 LTS keeps breaking entire ethernet LAN

ifconfig syslog at time of failure Basically what happens is: 1) I reboot the machine (either with hard shut down or by hitting the reset button) 2) Everything is fine 3) At some random time ...
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1answer
20 views

Ubuntu 12.04 can't log into graphical user interface

Somehow when I update packages, I lost the graphics driver installed in my system, and it now only logs me into tty1. when I press Ctrl + Alt + F7 the cursor blinks at the top of my screen and nothing ...
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3answers
31 views

Converting to .deb or .rpm

Is there any way to convert already installed applications into .deb files? I have to install a lot of applications on multiple computers and my internet is pretty slow (512 Kb/s) so, I can't download ...
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0answers
61 views

12.04 LTS: Kernel Update to 3.13.0-44 broke my-weather-indicator

After doing the kernel update today, my-weather-indicator disappeared from the indicator bar on my 12.04LTS boxes. If I try to start it manually, the icon flashes in the launcher for a couple of ...
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0answers
21 views

FlexMAC and Madwifi installation problem for Atheros WLAN Device

I'm trying to install FlexMAC to develop WLAN 802.11 specific protocol. I'm using Ubuntu 12.04. Machine configuration: root@f:/home/f/madwifi-0.9.3.1-FlexMAC-RA# lscpu ...
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6 views

Ubuntu 12.04 qtconfig-qt3 no GTK+ theme option

On Ubuntu 12.04 in the qtconfig-qt3 application appearence tab, there is no GTK+ option, but in the qt4 version there is.
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1answer
24 views

Ubuntu still ask to update the package that I have removed

Recently I have removed the game 0 AD from my system by using sudo apt-get remove 0ad. But when I try to updated the packages by using sudo apt-get update followed by sudo apt-get upgrade, this is ...
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0answers
15 views

ubuntu Failed to download repository information [duplicate]

Failed to download repository information i cant get any apps or update to 14.10 help me pleas
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0answers
27 views

12.04 boot issue

If I boot ubuntu 12.04 server normal it starts to boot goes to a black screen and shuts the PC down. If I go through the recovery and resume normal boot it boots into ubuntu and works just fine. I'm ...
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0answers
26 views

Unable to get login details of gnome session

I am using command last to get login and session details of various users.I am able to get correct details of users loggedin or operating in the terminal however i am not able to audit or capture ...
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1answer
35 views

How to update hplip to 3.13.8?

I am using Ubuntu 12.04 LTS. The synaptic package manager says that the latest hplip version is 3.12. But there are more updated versions. I bought a printer HP Deskjet Ink Advantage 1515 All-in-one ...
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1answer
25 views

same issue three separate laptops

I have three different laptops that have developed the same issue at about the same time. It is the missing firmware for wifi has like disappeared and no matter what I do to fix the problem it all ...
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0answers
9 views

Toshiba Portege r100 No Longer Recognizes Second Battery

This is what I posted on the Toshiba forums, but posting here, in case there's a clever Ubuntu angle I can use: Now the second battery is not recognized. The light doesn't come on (in the r100's row ...
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1answer
23 views

I tried to install playonlinux and after that I had trouble opening Ubuntu software center and updates manager i can't open it

This is what update manager shows me when I open it: An unresolvable problem occurred while initializing the package information. Please report this bug against the 'update-manager' package and ...
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0answers
21 views

Ubuntu clock is slow, no Internet. How do I prohibit writing to CMOS clock?

Almost each time after I close the laptop lid, the system clock gets slow: I am not the first one facing this problem, and there are a lot of recipes like "make your clock synchronized", but: ...
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0answers
22 views

Ubuntu 12.04 on chromebook x131 issue

I have installed Ubuntu (12.04) on my Chromebook. However any time it shuts down it exits away from developer mode and as a result wipes out all of my data including Ubuntu. This also happens when i ...
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6 views

Will drivers made for 12.04 work for 14.04?

I have an Alps GLidePoint touchpad and all I can find is old drivers made for 12.04. Will these work fine for 14.04?
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19 views

Wireless Wont automatically connect

When I insert my wireless dongle, it asks for my wifi password like 5 times and only SOMETIMES connects. Wireless Network is Disconnected. You are now offline. Please help me. I am at ubuntu 12.04
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37 views

Updating PHP on Ubuntu 12.04 with Parallels Plesk

I've tried a few times to update php on my server from version 5.3 to the latest 5.5 with: sudo add-apt-repository ppa:ondrej/php5 It seems to work fine but it also updates Apache which I think is ...
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1answer
28 views

Slow sudo and ssmtp (hosts file problem)

I'm running an Ubuntu Server 12.04.5 LTS and when I type sudo su it takes 30+ seconds to open the shell. Searching on internet, this problem seems related to the file /etc/hosts and /etc/hostname. ...
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3answers
170 views

Shortcut Virus in Ubuntu 12.04 [closed]

I love Ubuntu. I'm shocked to find this virus which is creating a Recycler folder and many ".lnk" files the moment I insert any usb drive. Inserting the USB back to my Windows PC running BitDefender ...
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0answers
30 views

Laravel Installtion UBUNTU 12.04 LTS

i want configure laravel in my machine consisting UBUNTU 12.04 LTS. i've put the composer .phar in my /usr/local/bin folder and following the documentation of laravel from laravel.com now i tried to ...
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1answer
50 views

Recover Huge and Broken Gzip file

I have a 50.9 GB file which is a backup of my home folder on Ubuntu 12.04. I compressed this file using tar on Terminal from my sda (ext4) drive to sdb (ext4). The command I used was tar cvfz ...
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0answers
38 views

dependency is not satisfiable: libnetcdf6 ubuntu 12.04

i am trying to install mysql workbench on UBUNTU 12.04 LTS 64bit but it's saying dependency is not satisfiable: libnetcdf6 I've made some google on it but not able to install it, I've download mysql ...
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1answer
35 views

Help with video capture card

Please help with the capture card pinnacle, 710-usb. It works in windows, but recently I switched to ubuntu 14.04, and I can not get it to work. U who have experience in programming help, need a ...
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1answer
49 views

64-bit ubuntu 12.04.5 iso file for I5 NUC [duplicate]

I got an NUC i5 core assembled. Want to install Ubuntu 12.04 LTS (need that specific version for ROS HYDRO robot). Now looking at what Ubuntu image to pick. Selected the PC (Intel x86) desktop.iso ...
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2answers
27 views

“internal error” when I attempt to install Ubuntu, Windows 8 shows repair screen [closed]

I have Windows 8 system. It's showing me repair screen at start up. I'm unable to log into the system. When I tried to install Ubuntu it gives me the internal error. I don't wanna lose data in my ...
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1answer
43 views

Installing 64 bit version Ubuntu

I have a 3GB DDR2 computer and it is compatible for 64 bit OS. But I have heard only on 4GB system Ill be able to see measurable performance (in windows environment). So should i stick with my 32 bit ...
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0answers
28 views

Teracom 3G T3G72A USB Modem is unable to connect to internet

Ubuntu 12.04 is able to detect Teracom 3G USB Modem (T3G72A) and NetworkManager also enables Mobile Broadband but when I click network connection it is unable to connect to internet. Any pointers ...
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0answers
22 views

/usr/bin/mail behavior change after installing updates

I am running nagios 3 on Ubuntu server 12.04 LTS. Updates were about a month behind, after installing them yesterday the behavior of /usr/bin/mail has changed. I need to specify a sender address, but ...
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1answer
47 views

Ubuntu 12.04 shutdown problem

I am using a Dell Inspiron 3521 series, with dual boot (Wndows7 and Ubuntu 12.04). Since 2 days, I am encountering a shutdown problem. When I shut down Ubuntu, it returns to login screen. What can be ...