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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How to Chat over Mixed platform LAN network including PC and clients

In my organization, there were many PC and Client connected in LAN network which contain two different OS Windows 7 and Ubuntu 12.04. I want to establish messenger and file transfer facility in this ...
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1answer
59 views

unknown file system, grub rescue

I have a problem with my Ubuntu 12.04. I installed SVN on ubuntu. it worked fine (I never shut down, as it was server). Last night Ubuntu crashed, and upon restarting, I got the following error: ...
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1answer
31 views

Problem with conky and Disk usage

I hope that the title is clear. I have this problem: With Disk Usage Analyzer I have this situation As we can see the /home/linofex directory uses about 6 GB. Well, I wrote these lines in a conky ...
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1answer
58 views

How do I completely remove/uninstall an application?

I need to remove Pitivi video editor and Cinelerra and a few more applications, I have seen people talking about how to uninstall something completely but the problem is that I don't even know the ...
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1answer
71 views

Unable to build Spark 1.5.2 on Ubuntu 14.04

I am newbie to Linux, Ubuntu, spark. Trying to install local Spark 1.5.2 on Ubuntu 14.04 LTS memory 19.3GiB Disk 7.5GB 64bit. I get error during the build of Spark: [Error] Could not create ...
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1answer
57 views

What can I do to improve my computer's speed when using Ubuntu? [duplicate]

My computer is limited in resources and it just has 2GB ram and 1.8ghz cpu. I want to use Ubuntu, but only Xubuntu 15 seems to run well. So if I want to use Ubuntu, what can I do to improve my ...
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7 views

Screen recorder Ubuntu Precise 12.04 while using chromebook

This same question was posed back in May 2015 under "Trying to screen record on Ubuntu Trusty 14.04 while using chromebook", but the community did not answer it. I am another user that is having the ...
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3answers
74 views

Problems encountered when installing Ubuntu 12.04 alongside Windows 8 [duplicate]

I was trying to install linux Ubuntu version 12.04 alongside Windows 8 on my Toshiba Satellite but when I restart I can't find the place to switch between the windows and Ubuntu. I have tried using ...
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1answer
24 views

Ubuntu desktop 12.04 and virtualbox - is it possible to set mobile resolution ? ( e.g. 1440x2560 )

I installed ubuntu desktop 12.04 with guest additions on virtualbox. I try to set resolution with custom /etc/X11/xorg.conf config. Section "Device" Identifier "Device0" Driver ...
1
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1answer
105 views

How do I install the latest version of Java on Ubuntu 12.04 LTS? [duplicate]

I want to play on Minecraft servers, I can get on, but can't do anything, I can only play like one day per month. Do I need the latest version of Java or something? I am now using OpenJDK Java 7 ...
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0answers
23 views

tty1 screen after driver update

I tried to update to a new nvidia driver in 12.04 using "additional drivers". I rebooted and I got a black tty1 screen. I have no idea what to use as login and password (I am new with Ubuntu). What ...
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21 views

My Iphone wont mount to ubuntu 12.04

It wont mount when I do lsusb it shows apple iphone 4s but I cant find it in my devices or filemanager or even music players so im trying to get it in virtualbox so I can jailbreak it but virtualbox ...
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30 views

Reboot and select proper boot device boot info

I have installed Ubuntu 12.04 and Windows 7 installed on my laptop and was using it for more than a year. Yesterday when I started my laptop I got this message "Reboot and select proper boot device". ...
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0answers
20 views

How can I reconstruct libc6-i386?

I was trying to upgrade graphviz on my 12.04. And I found a thread which lead me to execute sudo dpkg -r --force-depends libc6-i386 which killed my system. I can't login to this remote system. ...
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0answers
21 views

Screen corruption- horizontal lines on laptop screen

I have a Dell Vostro 2520 with Ubuntu 12.04. The screen displayed the following message on startup: "Could not write bytes:broken pipe" On restarting, the screen is a flickering mess of colours and ...
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0answers
34 views

crontab run sequentially

I have to run crontab in xvfb display mode forever when the system restarts...below is crontab code.... @reboot nohup Xvfb :1 -screen 0 1024x768x24 & export DISPLAY=":1" @reboot /usr/bin/forever ...
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1answer
26 views

Spotify Client on iMac G5 running Ubuntu 12.04?

I tried installing Spotify today on my iMac G5, using this as a guide. I was able to install the key, but was unable to access the repository, no matter what I tried. When I ran sudo apt-get update, I ...
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0answers
85 views

External drive probleim with 14.04 compared to 12.04

I had two Ubuntu machines until recently but unfortunately the motherboard in 12.04 machine had a terminal illness. I now find that the 14.04 machine will have nothing to do with my 2TB backup drive ...
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1answer
51 views

ps does not work after upgrading to 14.04 (/usr/bin/dpkgd/ps: error while loading shared libraries)

I recently upgraded from Ubuntu 12.04 to 14.04, now on starting my terminal and running ps throws the following error : /usr/bin/dpkgd/ps: error while loading shared libraries: libproc-3.2.8.so: ...
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3answers
102 views

How do I clean up my “home” drive or “/” to get some free space? [duplicate]

I need to free some space on my drive: Not enough free disk space: The upgrade has aborted. The upgrade needs a total of 2,807 M free space on disk '/'. Please free at least an additional 1,396 M of ...
5
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1answer
599 views

Newly installed Firefox 43 crashes when videos are played

Both my wife and I have 12.04LTS on our desktop PCs. Last Saturday a routine apt-get upgrade upgraded us from Firefox 42.0 to Firefox 43.0. The new version crashes consistently if you try to play and ...
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1answer
89 views

Upgrade from 12.04 to 14.04?

I have Windows and Ubuntu 12.04 running. I wanted to upgrade to 15.04, but the upgrade manager doesn't give that option. I tried How to install software or upgrade from an old unsupported release? ...
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2answers
68 views

Update Manager doesn't show the latest version for upgrade [duplicate]

I am currently running Ubuntu 12.04 LTS and I want to upgrade it to 15.04. However, the update manager shows only 12.10. I tried changing its settings -> all new versions and disabling third party ...
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1answer
44 views

Upgrade MySQL 5.5 to 5.6 on Ubuntu 12.04 LTS

I'm trying to upgrade MySQL 5.5 to version 5.6 on my Ubuntu 12.04 LTS server. I've tried the following: apt-get -y remove mysql-server apt-get -y autoremove apt-get -y install ...
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0answers
73 views

Increase Size Ubuntu LVM Partition (Non Boot) via Command Line

I have a partition on a virtual machine which is running out of space, I've increased it in VMware to 1.4Tb, but I'm having problems increasing the partition size. I've unmounted the partition, and ...
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1answer
303 views

How to retrieve IP Address from a VM that can't have Guest Adiitions Installed

I am trying to Automate the build and deploy process of a piece of server software we make, this software runs on ubuntu 12.04 but doesn't allow "apt-get" for security reasons. I have gotten as far ...
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0answers
34 views

LINUX Machine display Test

I have a monitor, and I want to test its display for both touch and non-touch using set of commands or source code from terminal. Is there any program package containing source code to test so?
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0answers
17 views

vnc server gray out in ubuntu 15 [duplicate]

Currently running Ubuntu 15.10 on azure and Installed vnc4server and gnome group packages but still screen showing gray out. configuration file is define below: $cat .vnc/xstartup unset ...
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28 views

Cannot find partitioned space of 50GB to install Ubuntu

I have created a 50 GB free space to install Ubuntu and named it as New Volume H drive and in installation Ubuntu window I cannot see my local hard drive to install it
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1answer
41 views

Cannot disable modsecurity engine on Apache 2.4, Ubuntu 14.04

I recently upgraded from 12.04 LTS to 14.04 LTS, and I'm trying to cope with the changes in modsecurity. At first, modsecurity seemed to be completely broken (it was listed as orphaned packages to be ...
0
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1answer
30 views

Minimum Windows XP is required for installing dotnet [duplicate]

I installed ubuntu 12 and 14 32 bit operating system and sudo apt-get update and added wine respository and installed wine using sudo install. After that I'm trying to install dotnet framework. But it ...
2
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1answer
40 views

lsusb detects the device but it still doesn't mount

I have a WD passport external hard drive which used to work fine as recently as this morning. Now when I connect it with my laptop, nothing happens. Here's what I done so far: lsusb detects the drive ...
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1answer
34 views

Forgotten user password for Ubuntu 12.04 [duplicate]

I recently found my old Lenovo which has Ubuntu 12.04 LTS and I've forgotten my user login. My dad is the registered admin but he's no longer here and I've tried holding the shift key when I restart ...
0
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1answer
29 views

OpenGL not working after kernel update (12.04)

Few days ago a got kernel update to ver. 3.13.0.74. When PC has been restarted I seen 600x800 resolution and OpenGL didn't work. When I reboot with old kernel 3.13.0.71 everything works fine! Why this ...
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2answers
84 views

./configure doesn't make makefile

I'm trying to install GTKTerm on my 12.04 LTS distribution. I read the INSTALL file for install the software. First I run ./configure, no errors are shown, but there is not the makefile, so when I ...
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1answer
71 views

Why so many kernel updates lately?

The last two kernel updates have had a kernel pushed out followed by an updated kernel literally the next day. What's going on with this? And is this likely to continue, i.e. should we start waiting ...
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20 views

System requirements for Ubuntu 12.04 with gnome DE

I just installed Gnome Desktop environment on my ubuntu 12.04 to make my computer run faster. Of course,the computer got faster but not as much as I expected. I've : Intel celeron 2.8ghz DDR3 2GB ...
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1answer
29 views

Change Terminal Name to be the Current folder Name [duplicate]

How to change the title of Terminal to be the Current folder Name? for example i'm in the folder test then the terminal title should be test as well. Note : i don't want the full path that comes ...
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16 views

Wireless working on Live only

I have downgraded to 12.04 yesterdy just for nvidia-173 package. While during the installation my wireless was working, it doesn't work in the installed environment. Any idea how to fix it? I cannot ...
3
votes
1answer
35 views

New kernel installed but loaded older kernel

I installed new kernel linux-image-3.8.0-44-generic and linux-image-3.13.0-73-generic manually and linux-image-3.2.0-96-generic by update. But grub still loads linux-image-3.2.0-89-generic. Grub ...
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0answers
12 views

HP-3670 Scanner on Ubuntu 12.04 machine

I am using Ubuntu 12.04. When I connect my HP-3670 Scanner the mouse stops working. Both mouse and scanner are connected through USB ports. How can I resolve this issue?
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16 views

Backup Failed: Failed to Mount Windows Share when connecting iPhone 5 with iOS 9.0.2 to Ubuntu 12.04

When I try to connect my iPhone 5 (running iOS 9.0.2) to my Ubuntu (12.04), I do not get an endless "Trust this computer?" loop, but instead, a single window popping up that says "Backup Failed: ...
2
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1answer
62 views

How can I install Ubuntu 12.04 from a USB [duplicate]

I want to find out how one can install Ubuntu on a webbook using a usb. I tried to use an external CD drive, but its not detected by my webbook. I want to upgrade my Ubuntu to 12.04.
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0answers
19 views

Build STP to use Klee gives error

I am trying to install KLEE following the steps given here: http://klee.github.io/build-llvm34/ I am using it on 12.04. The error happens at this step: $ cmake -DBUILD_SHARED_LIBS:BOOL=OFF ...
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1answer
40 views

BeagleBoard xM with ubuntu 12.04 and opencv slow with face detection

I have an issue and I would appreciate it if someone could help. I am running ubuntu 12.04 on a beagleboard xm. I have also installed opencv. Now I need to run an application which performs face, eyes ...
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0answers
56 views

GPU rendering in Blender

I need to use GPU rendering in Blender 2.76b on Ubuntu 12.04 64bit. It worked right of the box, but very slowly. I installed all the CUDA stuff and a test says it works. (I followed this: ...
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1answer
131 views

Need antivirus for Ubuntu? antivirus recommendations? [duplicate]

I researched on possible antivirus for Ubuntu. But I have not found any antivirus for my distro Ubuntu 12.04 LTS 32 - bit . Really necessary ? Try installing ClamAV , but always crashes Any ...
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1answer
61 views

Getting 'Permission Denied' when running bundler command

I need to install bundler for an application so here's what I'm doing (instructions from the application documentation directly): mkdir ~/.gems export GEM_HOME=~/.gems gem install bundler -v 1.10.3 ...
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0answers
21 views

Can't upgrade 10.04 server to 12.04 [duplicate]

I've been trying to upgrade for a couple days, but I can't get it to complete. I'm not sure what it's having trouble with because all it gives is == Command terminated with exit status 1 (Sun Dec 13 ...
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0answers
21 views

How to keep track of files/applications opened? [duplicate]

I want to make a script which when running can log the details of files or applications being opened manually by the user. Any clue about how to go about it. I tried inotify, couldn't find relevant ...