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
0answers
10 views

CA file disappeared after upgrade packages in 12.04

I have a CA file usr/share/ca-certificates/mozilla/Entrust.net_Secure_Server_CA.crt on servers that is still not upgraded. When I run apt-get upgrade the following file disappear and curl is ...
0
votes
1answer
9 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.
0
votes
0answers
14 views

How to quit multiple tmux windows which are in a single window? [on hold]

Please help me to exit from 2 tmux terminal windows by saving whatever I'm working on.
0
votes
2answers
21 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 ...
0
votes
0answers
15 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 ...
1
vote
0answers
19 views

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 ...
0
votes
0answers
16 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 ...
0
votes
2answers
31 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 ...
2
votes
1answer
9 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 ...
2
votes
0answers
4 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..
0
votes
2answers
276 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. ...
0
votes
0answers
10 views

How to install 'Doxie go' scanner in Ubuntu 12.04?

There is no Linux version driver for Doxie go scanner by Manufacturer. Whether driver is available by other developers for Ubuntu 12.04? Simple scan didn't recognize the scanner. Works well with ...
0
votes
0answers
10 views

Gnome classic taskbar doesnt work propperly on selecting program

Im using Ubuntu 12.04 with the gnome classic extension. If i want to change to another window, i click the symbol on the taskbar on the bottom of the screen. Now i observerd this behaviour: If i ...
1
vote
2answers
30 views

Ubuntu 12.04 and SSH: Automatically shutting down another computer when powering off

I want to shut down another computer in my network when shutting down my own. For that I have created a script that logs into that machine through ssh and powers it off. (SSH keys are set up, so no ...
0
votes
1answer
16 views

openssl 1.0.1 update on 12.04 has broken a curl command

After updating openssl on our dev server to version 1.0.1-4ubuntu5.31, a script that contains a curl command to a specific server no longer connects. We were running openssl 1.0.1-4ubuntu5.25. Curl ...
0
votes
0answers
9 views

Speakers stopped working on Ubuntu 12.04

I am using Ubuntu 12.04. I am using a Dell Inspiron. One day after a update from update manager my speakers stopped working. I tried to reinstall the driver but did not work. My headphone are ...
0
votes
0answers
17 views

No modules in /lib/modules Linaro Deskotp

I am trying to run Linaro Ubuntu Desktop on an ARM embedded device - mainly for use of the Unity GUI. When I boot my device I get output to the screen and just before the boot process completes I ...
0
votes
1answer
28 views

Skype Not installing in ubuntu 12.XX [duplicate]

I use Ubuntu 12.04 (multiarch) 64-bit. I need to install skype but not able to install. I get the error. Screen shot attached. Also how can i update to Ubuntu 14.XX - 64-bit?
2
votes
0answers
29 views

preseed file and installation script

I am using a preseed file to auto install ubuntu 12.04. I create a normal user account (able to use sudo), I skip the creation of a root account. At the end of the file I have put this (seen it from ...
1
vote
0answers
17 views

Unable to locate package ambari-server in ubuntu 12.04

I'm trying to install ambari server in virtualbox ubuntu 12.04 32 bit. I'm following this installation guide. ...
1
vote
0answers
18 views

10.04 upgrade (to 12…) never works [duplicate]

When I attempt to upgrade from 10.04 to 12..., I get the following message(s) at the point of 'setting up files': (YadYada = www.): W:Failed to fetch YadaYada ...
0
votes
0answers
23 views

How do I recover files that testdisk found?

I used testdisk to locate missing or deleted files and it found them. I then used "c" to copy the files but could not paste them to desktop or anywhere and could not change the directory in the ...
0
votes
0answers
25 views

Issue at installing IPython via pip

I had an error while trying to install IPython. Here is the log: alumno@Usuario:/usr/bin$ pip install ipython[all] Downloading/unpacking ipython[all] Exception: Traceback (most recent call last): ...
0
votes
1answer
28 views

Unable to install QT5 .run file on ubuntu

I know that to install .run files, I need to do chmod +x qt.run ./qt.run But it seems the ubuntu is not trying or able to run the executable. I even tried appending the sudo but it doesn't work. ...
0
votes
3answers
42 views

Disconnet internet at specific time in ubuntu 12.04

I'm a Ubuntu 12.04 LTS user, and I want something that disconnect the Internet at a specific time. Here in this answer, there was an option in modem manager to disconnect the internet at specific time ...
0
votes
0answers
13 views

Can't read data DVD

I'm running 12.04 LTS and burned a data DVD with xfburn and now my drive won't read it...it just hangs and I get no error message. The disc reads on other computers and my drive will read a UDF disc ...
-1
votes
2answers
29 views

Can't change HDMI resolution 800x600 - Ubuntu 12.04 [closed]

I have tried everything I can think of to fix this problem. I restarted my computer and my second screen (HDMI) is now stuck in 800x600.
1
vote
1answer
46 views

E:The method driver /usr/lib/apt/methods/gpgv could not be found

Anytime I go to update and/or upgrade, apt-get returns the error below: Failed to download repository information E:The method driver /usr/lib/apt/methods/gpgv could not be found. Running: 12.04 ...
0
votes
1answer
39 views

Problems installing Java 8 on 12.04 LTS

ive taken these steps to try and install Java 8 on my 12.04 LTS server. http://www.webupd8.org/2012/09/install-oracle-java-8-in-ubuntu-via-ppa.html i had an error when running trying to intall the ...
1
vote
0answers
14 views

audit tool is unable to capture the bash(write operations) events

I have the following configuration in my system OS : ubuntu 14.04 Kernel version : 3.13.0-32-generic I have following rules in my audit.rules file. -w /etc/ -p wa -k ...
0
votes
1answer
21 views

How to install package from 12.04 on 14.04?

I am on 14.04 (64-bits) and I want to install some <package>:i386 packages from 12.04. The reason I want to do this is because some of my 32-bit applications work well on 12.04 but not on ...
0
votes
1answer
27 views

Lubuntu not booting without USB used to install it [duplicate]

My Lubuntu v12.04 (I'm not using the newest one because my Laptop doesn't support PAE) doesn't boot when the USB I used to install it isn't plugged in. I've overwritten my Windows XP with Lubuntu and ...
0
votes
2answers
68 views

Ubuntu 12.04, PCI, and CVE-2015-5352

PCI compliance will fail when the CVE-2015-5352 vulnerability is present. OpenSSH 6.9 fixes this vulnerability, but Ubuntu 12.04 has not been patched. What is the best way to address this ...
0
votes
1answer
66 views

How can I install wireless adapter driver for Digisol DG-WN3150Nu in ubuntu 12.04?

I am using HP Pavilion 15-n011TU and I have problems with wireless LAN driver. Unfortunately as per this link there is no Ubuntu driver for the device. So I have purchased a USB wifi dongle (Digisol ...
1
vote
1answer
20 views

Deploy application with Qt5 to 12.04

I need to deploy my application which is depend on Qt5.x. No problem with that on 14.04+, but for 12.04 users there is seems to be no way to get qt5 from standard package repository. I'd like to pack ...
0
votes
0answers
32 views

Getting error: Unknown module(s) in QT: webkitwidgets in QT 5.2.1 in Ubutu 12.04

I have built Qt 5 libs from source into Ubuntu 12.04 and made a Qt test app. In .pro file I have written QT += core gui webkitwidgets to use Qwebview in my test project. But when I run qmake into Qt ...
0
votes
0answers
12 views

Network Wired Unplugged

My Network indicate that my wired connection is unplugged. But I have a Green Blinking light on my Network Card. Can someone help me troubleshoot whether I have problem with my Network Card or ...
0
votes
2answers
33 views

Ubuntu 12.04 can't login : read only file system

I tried to login to Ubuntu 12.04 but each time I get back to the login screen, I've tried (Ctrl+Alt+F1) to try console mode but after giving my login/password the message incorrect login appears, so I ...
7
votes
1answer
7k views

How to update Mozilla Firefox web browser on 64-bit Ubuntu 12.04 LTS in a safe, secure, reliable, efficient and easiest way?

I'm using 64-bit Ubuntu 12.04 LTS on my machine. Currently, I'm using Mozilla Firefox 33.0(Mozilla Firefox for Ubuntu canonical - 1.0) I'm not getting update option in menu Hrml->About Firefox but ...
0
votes
1answer
78 views

What is the diference between a normal boot and resume option after a recovery boot?

I have an Ubuntu 12.04.5 server machine that hangs on boot, but if I choose recovery mode and then resume, everything's ok. Any clue?!
0
votes
2answers
4k views

how do I config a Foscam FI9821W IP camera on Firefox

I'm running Ubuntu 12.04 and Firefox. I've got a Foscam FI9821W IP camera and I'm trying to get live video on Firefox. Then I want to add to zoneminder. I opened the IPCam Client page and downloaded ...
16
votes
1answer
9k views

Laptop with a touchscreen: How to configure specific screen gestures in 12.04

I got nice laptop with a touchscreen (HP Envy TM m7). It came pre-installed with Windows 8 and I promptly put Ubuntu on it. Due to some issues, 13.04 wouldn't work so I went with the 12.04.02 LTS ...
4
votes
2answers
7k views

error “fatal error: linux/smp_lock.h: No such file or directory” during installation of VMWare tools on Ubuntu 12.04.2

I have Ubuntu 12.04.2 LTS installed on a VMware machine on Windows 7 host. I seem to have a problem with Kernel headers when trying to install them I did: sudo apt-get install gcc make ...
3
votes
1answer
2k views

Stop Google Chrome being the default browser in Lubuntu 12.04 [duplicate]

Possible Duplicate: How to set the Default Browser from the Command Line? Due to an issue presented here I was inclined to use Google Chrome instead of Chromium. I have set Firefox as the ...
5
votes
1answer
11k views

Error: invalid environment block. Press any key to continue

Error: invalid environment block. Press any key to continue... The error message appears immediately after the boot screen on purple background. Ubuntu 12.04.1 LTS.
3
votes
1answer
4k views

Impossible to enable bluetooth on an Acer Aspire One 756-877

I just installed 12.04 (dual-boot, kept Windows just in case) on my new Acer Aspire One 756-877. As soon as I installed it, I also installed the Broadcom driver, since Wi-Fi wasn't working, and that ...
0
votes
2answers
16k views

Unity launcher doesn't appear in VNC session

I'd like to have a unity desktop accessible via VNC on a precise server machine I have running. I installed the ubuntu-desktop package. I'm launching a VNC session with the following in my ...
6
votes
2answers
12k views

Step-by-step to run a midi keyboard input device? 12.04

I have a Korg Nanokey, and I'd like to make it produce sound in ubuntu. I've read that means I should be using Rosegarden, and that Rosegarden uses JACK, but does not install it. (Although checking ...
32
votes
3answers
42k views

How to keep apache and mysql from starting automatically

Is there a way to make apache and mysql not run automatically on startup? Currently, whenever I boot my machine, they start automatically and run in the background. I am using Ubuntu 12.04.
2
votes
4answers
15k views

Video playing is slow on 12.04

I started using Ubuntu a very short time ago, and it was working perfectly! I upgraded to 12.04 yesterday, and today I realize that everything is running slow. For example, video streaming online, ...