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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Granting write permissions to a group to www folder in Ubuntu 14.04

I am setting up a webserver with Ubuntu 14.04. I have created a group called webadmins and added relevant users to this group, I also included www-data user as member of this group. Now I need to ...
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19 views

Ubuntu 12.04: can't go beyond login screen

I'm new to ubuntu and here's the list of commands that ruined my system: (I could see them by getting into the terminal via Ctrl+Alt+F1) sudo apt-get install ia32-libs-gtk sudo apt-get install ...
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1answer
33 views

Problem installing Dropbox on Ubuntu 12.04 (Crouton)

I'm using 12.04 with Xfce on a Chromebook using crouton. The package downloads and says it needs to install proprietary software. It seems to finish and then just does nothing. It also does nothing ...
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1answer
38 views

Can't login to root using `sudo su` [duplicate]

While using sudo su I am getting this error: sgr@sgr-VirtualBox:~$ sudo su sudo: must be setuid root I cannot log in to root? Why/How to fix it?
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20 views

Session Cache is not configured - Ubuntu 12.04.5 Apache 2.4.12 TLSv1.2

I am trying to use move my iOS app to Swift2, which requires protocol TLS1.2. I am running Ubuntu 12.04.5 and in order to have the TLSv1.2 protocol as an option, I had to update my Apache to 2.4.12. ...
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1answer
46 views

Ubuntu 14.04 library on 12.04?

Is there any way to install libraries that have been made available for Ubuntu 14.04 on 12.04? Specifically I would like to install the OpenCL library on Ubuntu 12.04 without installing a full SDK ...
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12 views

moveit setting_planner

i'm trying to use moveit to compute the Inverse Kinimatic of a robot.i followed the tutorial on moveit and everything works.I can see on rviz the robot,define e goal pose and the robot reach that ...
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1answer
24 views

How to run more then one program through a service (/etc/init/*.conf) file

My service, an executable called /opt/mcp/rpe, requires that a second executable is also running, called /opt/mcp/McpVp. In my conf file: /etc/init/mcp.conf I have: description "Run MCP" start on ...
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27 views

Is a mail server needed to setup separately?

I have my own Ubuntu 12.04 server, and I want to setup a mail server. But I have question that mail server is needed to setup differently, On another computer. Can it combine with web server or ...
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7answers
444 views

Is it safe to install Ubuntu 12.04 alongside windows 7? [duplicate]

Is it safe to install ubuntu alongside windows 7? I have a laptop with 500 GB hard disk and 2 GB RAM and it is pre-installed with windows 7.My professor asks me to install ubuntu 12.04 alongside ...
2
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1answer
34 views

Change minimize window animation in Ubuntu

Is there any way to change minimize window animation in Ubuntu. I want to set minimize animation like Mac OS. Any help is appreciated .
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1answer
36 views

Cron executes old version of script

I defined crontab job by means of: sudo crontab -e As I can see it is listed when I type: sudo crontab -l and it's listed as well when I type: run-parts --test /etc/cron.monthly Than I ...
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20 views

lamp and laravel installation

I just installed lamp via terminal and gave mysql password, I want to use the laravel framework, how do i install that and use it via lamp and then how do I start the apache server and mysql and get ...
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0answers
30 views

When I manually start my own service it runs in the foreground, is this correct?

I have created my own service by: copying my binary to /usr/bin/mcp Create a daemon copying the skeleton: /etc/init.d/skeleton Modify the skeleton bash script top: ...
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1answer
99 views

Firefox no longer works after update

After updating firefox in Ubuntu 12.04.5 LTS, yesterday, firefox no longer starts: That is, I can ask $ firefox --version Mozilla Firefox 39.0.3 but if I call it without arguments, it exits (after ...
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0answers
19 views

telnet to zimbra 110 port failed from ubuntu 12.04

We are using Thunderbird on Ubuntu 12.04, Windowx XP and Windows 7. Telnet to 25 port done successful from both Windows and Ubuntu clients. When we telnet to mail server port 110 from any Windows ...
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0answers
56 views

Windows 7 Install USB Won't Boot into after Ubuntu install? [duplicate]

Please help, I have just put together the hardware for my own gaming PC, I had a Ubuntu 12.04 live CD so I popped it in and installed it while my Windows ISO downloaded on another computer. I got the ...
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1answer
23 views

usb read-only in gui, but works fine from terminal (12.04)

From all that I've read on-line, it appears I have a new twist on the usb-read-only problem. When I first tried a new usb drive, whenever I tried to drag-drop a file into it, I got the error message ...
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1answer
17 views

No sound after upgrading 12.04 LTS

I have Ubuntu 12.04 LTS and did sudo add-apt-repository ppa:xorg-edgers/ppa; sudo apt-get update; sudo apt-get upgrade; The upgrade took about 30 minutes to complete, and, after restarting the ...
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2answers
30 views

how to automatically start vmware tools

I'm able to run vmware tools by issuing the following command after startup: sudo /usr/bin/vmware-user I'm trying to automate and have this happen when I start up. When I place the above command ...
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0answers
36 views

apt-get and Software Center tries to remove core packages

Recently(before I got Ethernet wired on 12.04.01) I tried to install build-essentials and its dependences through .deb files, and failed ultimately so I gave up. Now, I tried to apt-get it now that I ...
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0answers
23 views

Ubuntu 12.04 graphical interface is gone

I was trying to set up my build environment for beagleboneblack.I was following standard instructions from this site https://source.android.com/source/initializing.html I was installing ...
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1answer
30 views

Apache can't start on Ubuntu

I have the following error that's appearing in my log errors in the file /var/log/apport.log ERROR: apport (pid 27860) Fri Aug 7 20:03:43 2015: called for pid 27856, signal 11 ERROR: apport (pid ...
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0answers
18 views

Offline installation of libzmq3

I need to install the IRkernel on an off-line Ubuntu server at work. I followed these instructions (https://github.com/IRkernel/IRkernel). As part of the process I tried to install libzmq3 but I ...
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0answers
25 views

Installation of wifi dongle in ubuntu 12.04

I am trying to install huewai wifi dongle in my hp prodesk400 G2 MT model desktop installed with Ubuntu 12.04, but remain unsuccessful. I am quite new. Please help anybody.
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55 views

How to Install Justinmind Prototyper in ubuntu

I want to install Justinmind Prototyper to my Ubuntu 12.04 How can i Install Justinmind Prototyper tool in my Ubuntu 12.04 PC http://www.justinmind.com/ Is there any way to install this tool in ...
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1answer
27 views

How can I use Command /Script to show last week images in same folder or to move those weekly basis images to another folder?

I have large image files in one folder (e.g 10000 pics ) and I want to check the last week image files (.jpg) so that I can easily move those last week images to the external hard disk instead of ...
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1answer
30 views

How to get skype window/indicator back

On Ubuntu 12.04 Older version of skype, I used to get indicator on top right and I could activate skype by clicking appropriate items. With newer skype version (4.3.0.37), I don't get ...
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31 views

Ubuntu 12.04 - Update Manager and Ubuntu Software Center are not Working

I have tried: sudo apt-get install -f sudo apt-get update But no success. Any ideas?
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7 views

ubuntu upgrade on different drive

I am using Ubuntu Version 12.04 (precise) 64 bit. I want to upgrade, but I have been stuck for a long time not having enough disk space to do that (Ubuntu is in an SSD that does not have 5 Gb free). I ...
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24 views

Migrate Gitlab users from older gitlab version to newer?

I have a new ubuntu server 14.04 with gitlab 7.2 installed. The repos I copy as bare repos from my old server 12.04 with gitlab 6.x and do a rake import to make them work in the new version. But what ...
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19 views

Share programs and settings between 12.04 and 14.04

I have 12.04 installed with separate /, /boot and /home partitions. I am looking to install 14.04 without doing the upgrade. I want to keep my settings, software and data so if anything doesn't ...
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32 views

Using Telugu in Libre office writer

I am using Ubuntu 12.04LTS. I have installed Lohit Telugu. I have added keyboard layout Telugu in keyboard app. But I am unable to type in Telugu in Libreoffice writer. I tried ctrl+space. I selected ...
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88 views

12.04 LTS: upgrading to Python3.4 broke pip, easy_install and virtualenv

so after much annoyance and heartbrake i managed to upgrade my Python3.2 to Python3.4 on Ubuntu 12.04 LTS. I followed this rather simple method: ...
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1answer
20 views

How to add user level environment variables to be used by GUI application?

What is the recommended way to add user level environment variables to be used by a GUI application in Ubuntu? I know there are ~/.bashrc, ~/.cshrc, ~/.profile etc for console apps. How can I add ...
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1answer
44 views

Recommended OS and kernel upgrade from Ubuntu 12.04.4 LTS [closed]

We have a few servers running on Ubuntu 12.04.4 LTS, Linux 3.11.0-15-generic x86_64. I would like to know what is the recommended OS and kernel upgrade for that particular version. And how can I do it ...
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31 views

grub rescue error on ubuntu 12.04 32bit

When I tried to boot up Ubuntu 12.04 32bit, it showed the "grub rescue" screen. I want to make Ubuntu work again without loosing data. Please help me out on this! Thank you in advance...
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66 views

drivers of wireless usb adpter bl-wn151

please help me!!! I HAVE AN CD OF DRIVER OF MY USB ADPTER, THERE IS A FOLDER OF LINUX IN IT BUT DONT KNOW TO INSTALL??? THE FULL CONFIGURATION OF MY USB WIRELESS ADAPTER IS ON::: ...
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28 views

Mouse not working ubuntu 12.04 LTS after downgrading kernal

Beginner here,I recently downgraded my kernal in Ubuntu 12.04 so I can install my amd driver (not yet tried) but there's only problem in this kernal my mouse can't move.Keyboard works fine ,I can open ...
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1answer
54 views

How to connect and copy file to Windows 8 system from Ubuntu 12.04 via network using command line? [closed]

We have separate Ubuntu client systems and Windows system connected via LAN. My requirement is to copy a file to Windows 8 system via command line using utility like scp. For that we have to run ...
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1answer
81 views

Amd driver (fglrx) for ubuntu 12.04.5LTS

Begginer here. I recently downgraded my Ubuntu to 12.04.5LTS because I wanted dual monitor support but my hd4870 cant support AMD drivers and stuff. Once I downgraded it and tried to install the ...
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1answer
23 views

how to install wine on exagear ubuntu 12.04lts

hi im having hard times installing wine on ubuntu 12.04lts in exagear guest shell does anyone know how to install it. it says something about the bindery and to check the guide someone help.
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2answers
48 views

Ubuntu server GUI without internet

I'm new to linux but I know about the startx command which is not working. I just installed Ubuntu Server (the newest version) on a old computer. I have it working but I am unable to launch the gui. I ...
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2answers
145 views

How do install Ubuntu on a netbook with a 32-bit atom processor?

I'm trying to install Ubuntu onto an old Dell Inspiron Mini 10, which still has its "Designed for Microsoft Windows XP" sticker on the front. :) The trouble is the normal installer isn't working at ...
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Ubuntu 12.04 server - How to interpret this syslog entries about eth0 interface?

I am getting in my Ubuntu 12.04 server the following errors in syslog/dmesg. Recently the server became multiple times slow in network and causing at time hung application and many errors with ...
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27 views

How to remove this error “ERR_CONNECTION_REFUSE”?

I have this error on some sites "http" for the most part I'm on Ubuntu. It is the same with other browsers (but not last error pages do not load). I have tried to "Reset browser settings," and clear ...
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2answers
133 views

Ubuntu and Eclipse can not find the latest java version

I have an Ubuntu on VirtualBox and I just installed an Eclipse. When I tried to start Eclipse, Eclipse claimed "Version 1.6.0_35 of the JVM is not suitable for this product. Version: 1.7 or greater is ...
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1answer
15 views

Is Ubuntu LVM a RAID?

I had a 4 disk LAMP system running Ubuntu 10 then upgraded to 12. The drives are managed by LVM since initial setup. Recently, one of the drive failed (the newest and largest of course, 3TB). I sent ...
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12 views

How can I transfer music files from Rythymbox to my mp3 player (gpx)

How can I sync my music on Rhythmbox to transfer to my mp3 player? gpx to be specific..
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2answers
385 views

what does /var/lib/update-rc.d/xxx for?

I find there are some files in /var/lib/update-rc.d/, such as: $ more /var/lib/update-rc.d/exim4 update-rc.d exim4 defaults the only content is a update-rc.d command add service to default level. ...