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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Dual boot Ubuntu 12.04 and Windows 8 - getting efi disk read error

I am new to this dual booting and Linux thing. At first I got pre-installed Windows 8 Laptop with UEFI thing ( I heard its mess for dual booting ) I wanted to try Linux and its pretty cool :) I ...
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1answer
6k views

VPN connection successfully established, but IP address does not change

I have set up an OpenVPN connection via the network manager on Ubuntu 12.04 following these instructions: https://www.privateinternetaccess.com/pages/client-support/#ubuntu_openvpn_installer ...
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3answers
8k views

How can I reinstall pulseaudio? (12.04 64bit)

I accidentally removed pulseaudio from my Ubuntu 12.04 64bit. I have tried reinstalling it using sudo apt-get install pulseaudio but my sound card doesn't appear in the list of the devices (in ...
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3answers
2k views

change alt-tab to ctrl-tab on ubuntu 12.04

All I have an apple usb keybord for my ubuntu 12.04. I remaped command left key to control for convenience. And now I switch between apps with alt-tab and between tabs within one app with ctrl-tab. ...
3
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2answers
2k views

Swap partition not recognized (The disk drive with UUID=… is not ready yet or not present)

I think I had an encrypted swap partition, because I chose to encrypt my home directory during the installation. I believe that's what the line with /dev/mapper/cryptswap1 ... in my /etc/fstab is all ...
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3answers
10k views

Why does Google Music Manager refuse to open in 12.04?

I like to upload my music to my Google account and I use Google Music Manager to do this. When I downloaded the music manager the first time, I wanted to actually download all the music I purchased ...
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3answers
2k views

sudo pecl command not found

I'm using ubuntu 12.04 I installed php pear using this command sudo apt-get install php-pear php5-dev I got this results Reading package lists... Done Building dependency tree Reading ...
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2answers
2k views

Ubuntu 12.04 not connecting to wifi networks

I have a sony viao Laptop installed with Ubuntu 12.04 rfkill list all 1: hci0: Bluetooth Soft blocked: no Hard blocked: no 2: sony-wifi: Wireless LAN Soft blocked: no Hard blocked: no ...
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1answer
27 views

running a tar command eats all resources

I am running a Rails application on my ubuntu 12.04 server. I have set up a cron job to take backup of all files uploaded to my application every morning at 2 am. It is a lot of files (around 900 mb). ...
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0answers
29 views

HDMI Sound lost after upgrade 12.04 to 14.04

had Ubuntu 12.04 connected over HDMI with my TV. everything worked fine. but now i upgraded to 14.04 and the option for HDMI Output in Audiosettings is not longer there. my vga card is a Geforce 210 ...
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2answers
104 views

Difference between these two methods of downloading linux source code

System info: root@zaidi:/home/uzair# uname -a Linux zaidi 3.11.0-26-generic #45~precise1-Ubuntu SMP Tue Jul 15 04:04:35 UTC 2014 i686 i686 i386 GNU/Linux I am trying to write a simple device ...
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4answers
5k views

Can't install MariaDB 5.5 or 10 in Ubuntu 12.04. MYSQLD Failed to start?

I tried o install MariaDB on my Ubuntu 12.04 server. First it gave dependency issues and I fixed it by following this question : ...
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1answer
183 views

Exit full screen of gnome terminal

Accidently, I entered full-screen display in the gnome terminal. I now can't get out of the full screen display back to normal display. How can I do this?
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0answers
10 views

Connection Problem with Cutecom Serial Terminal

I am using cutecom for sending serial commands to my FTDI Device, which is connected in /dev/ttyUSB0. But i am unable to connect through Cutecom and input text box is disable. When i am pressing Open ...
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0answers
18 views

Dual boot w7/ubuntu 14.04 seperate ssd's upgraded from 12.04 to 14.04 now windows will not boot

So today I decided to upgrade from ubuntu 12.04 to 14.04. I had a dual boot setup with W7 and ubuntu. The OS's where on seperate SSD's. I chose to remove 12.04 and install 14.04. At first I had some ...
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0answers
8 views

my android not detected by macmini which has installed ubuntu12.04

I have install ubuntu on my mac mini. But it can only detected only 3 to 4 devices, mac mini does not have usb2.0 ports. All 4 usb ports are usb3.0. I don't know how to solve this problem. Is there ...
0
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1answer
14 views

gimp tools have stopped working

Help gimp has stopped working. My gimp program tools (selection tools other than the menu select all, paint bucket, pencil, paint brush, eraser, spraybrush etc.) stopped working. I have Ubuntu ...
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1answer
25 views

Alternatives to Cron

I'm doing a server running Ubuntu Server 12.04 and Apache. The users have continuous updates in the dinamic pages through a Java script, downloading JSON files through Ajax request to server. All the ...
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2answers
3k views

how to burn cd with the CD/DVD creator

Is there some trick to burning a cd with the CD/DVD creator? I'm installing k3b because that's a known entity. What is this, and where is the "burn" button? Help just tells me this is Nautilus ...
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0answers
12 views

CLI no ability to interact

I don't know how this could be related to my other problem solving in another topic: Cannot shutdown (CLI/GUI) But these problems (this and not being able to shut computer down via GUI) occured, I ...
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0answers
11 views

how to display contents of hard drive (I.E. scsi0) [on hold]

how do I display contents of a hard drive.(I.E. scsi0) Sysinfo dos'nt show contents.
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1answer
20 views

How can I switch between versions of an installed package with apt-get?

On 12.04, I have the latest version of Ocaml (4.01) installed with all the dependencies. I'm trying to install Coq, which depends on an older version (3.12) of the ocaml-base-nox runtime (via a ...
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1answer
6k views

Boot Ubuntu on USB flash drive in Mac OS X 10.4… and Ubuntu

I would like to create an OS-agnostic installation of Ubuntu on a flash drive, that boots under Ubuntu and under Mac OS X. Ideally the process would look like: Install Ubuntu 11.10 (or 12.04 if ...
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1answer
35 views

Extended Ubuntu partition taking more than it should

Consider the following picture, As I understand from my research, partition 0 is an extended partition which doesn't exist physically, but it's only a partition that includes more logical ...
6
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1answer
3k views

How do I get Ubuntu 12.04 to recognize encrypted swap partition so that I can hibernate?

I just installed Ubuntu 12.04 and used gparted to erase and enlarge my swap partition. When I rebooted, gparted said that the file partition for the swap was unknown. Gparted doesn't let me change ...
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0answers
40 views

Ubuntu 14 - open a new tab in console [duplicate]

In Ubuntu 12.04 when i open a new tab in console with ctrl+shift+t it starts a new shell in the current directory. With Ubuntu 14.04 always opens a new shell in the home directory. I've scripts in ...
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2answers
1k views

How to use the keyboard in gthumb image viewer?

I cannot use arrows nor shift-space, nor any key or key combination to go to previous image in gthumb 2.13.1 (Ubuntu Natty Narwhal 11.10). There should be shortcut-keys even to flip horizontally and ...
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2answers
115 views

No System Tray Detected

Ok, I realize this question has been answered, but none of those answers are complete so maybe my I will have better luck. I have to machines, one running Ubuntu 12.04LTS, and one current with Ubuntu ...
2
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1answer
23k views

Dual Boot On Galaxy Note 2 ? ( Android / Ubuntu )

I want to buy a Galaxy Note 2 tablet/phone and I just wanted to know: how can I have both of these OS's on it at the same time? If there is a way, how can I do it? Is there anyone who can help me? ...
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1answer
21 views

Determine connection speed of USB Tethering

I am using Ubuntu 12.04 and I need to connect to a network through USB tethering. Is there any command or tool to determine the network speed with which I am connected? I used the command ethtool ...
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4answers
6k views

How to enable Wi-Fi on a HP 2000-2302TU laptop

I am using a HP 2000-2302TU laptop. In the System Settings > Network, there is no option for wireless. Only wired and Network Proxy are available. I also searched in "Additional Drivers" and it ...
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1answer
81 views

MySQL Workbench 6.17 error Ubuntu 12.04 x64

Im trying to run MySQL Workbench Migration to transfer a table from MS SQL to MySQL. Using the latest version of workbench (or in fact any of the latest ones), the migration fails instantly and gives ...
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9 views

Intel SMBus UNCLAIMED

My laptop running Ubuntu 12.04.3 has this SMBus according to lspci: SMBus: Intel Corporation 6 Series/C200 Series Chipset Family SMBus Controller (rev 04) lshw command shows it as unclaimed. ...
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1answer
235 views

LDAP authentication: not able to login through GUI but able to login from console

I am building a LTSP environment with LDAP authentication. I have configured the LTSP,LDAP server and client perfectly. I checked with getent passwd command in LTSP/LDAP client. I can see my LDAP ...
2
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2answers
1k views

Want to convert ubuntu 12.04 desktop to server

I am totally new to ubuntu and I want my ubuntu desktop to be converted to a server. I searched the internet and got this: sudo apt-get install tasksel sudo tasksel remove ubuntu-desktop sudo tasksel ...
2
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3answers
2k views

Upgrading from 12.04.3 LTS to 14.04.1 LTS failure

This has probably been asked millions of times already, but I'm struggling to update my Ubuntu system from LTS to LTS, now that the upgrade to 14.04.1 is out. My system keeps notifying me to upgrade ...
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3answers
3k views

i need help solving upgrade problem, “fetching upgrade failed,” 12.04 to 12.10

I am using xfce4 on an Acer c70 Chromebook. I managed to successfully update my system to 14.04 about a month ago using update manager, but was left with many unresolved bugs that I could not work ...
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votes
3answers
4k views

Cannot pass the login screen after upgrade to 12.04 from 11.10

I just performed the upgrade from Ubuntu 11.10 to Ubuntu 12.04 LTS. The updater downloaded all packages but a few ones that the system said were already installed. When asked for it, I chose to ...
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1answer
11 views

How to change vmnet1 ip address on Ubuntu host machine

Can any1 please tell me how to change VMNet 1 IP address in Ubuntu 12.04 desktop. Thanks In advance
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0answers
32 views

Cannot shutdown (CLI/GUI)

I have problem with shutting down my laptop (Asus UX42VD) on Ubuntu 12.04. And I have no idea what could cause this problem. Now after clicking on buttons Restart or Shut down, it just logs me off. ...
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1answer
25 views

Numeric Keypad not working after sign In

I can't think of what would cause this problem. The num lock light is on and I can sign in with the number pad (password is both alpha and numeric ) but when I get into Ubuntu the number pad stops ...
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0answers
29 views

Virtual device when started in Genymotion Hangs (Force Close) on Ubuntu 12.04

My Ubuntu 12.04 uname -a is as follows, Linux XXX-XXXXXXXX 3.8.0-44-generic #66~precise1-Ubuntu SMP Tue Jul 15 04:04:23 UTC 2014 i686 i686 i386 GNU/Linux I have Installed Virtual Box, version is, ...
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2answers
3k views

How can I get my built-in microphone to work on a Lenovo G770?

I am dual booting Ubuntu 12.04 on a Lenovo G770. The internal mic works fine in Windows 7. The mic is recognized and unmuted, but it just isn't detecting any sound. I tried messing around with ...
6
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1answer
102 views

Can Nautilus automatically close the window after a file is opened?

In Mac's OS X, if you hold option while opening a file, the nautilus window will automatically close (after opening the file). This works whether you double-click the file or use the keyboard shortcut ...
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1answer
3k views

How do I get SSH server to work with putty client?

I have an Ubuntu 12.04.01 desktop PC, 64-bit. It has openssh-server installed. When I SSH to the server from a linux box it works. But when I use PuTTY from my Windows 7 PC to connect then I just get ...
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19 views

Ubuntu 12.04 - backlight adjustment

I was trying to look at solutions that would enable me to adjust the backlight intensity using the function buttons. I tried editing the grub file in /etc/default/grub but that didn't help. I ...
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1answer
4k views

Dock bar, maximize, and minimize buttons disappeared after doing a “reset to defaults” in CCSM

Recently i installed compiz configuration manager after that i went to unity under that and clicked "reset to defaults". This caused the dock bar to disappear and also close maximize and minimize ...
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2answers
2k views

ubuntu 12.04 LTS no sound

I just reinstalled ubuntu 12.04 from a DVD that came in the Ubuntu User magazine. I previously had 13.04 but had decided to revert back to the LTS. Now with 12.04 I have no sound when I try to play my ...
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5answers
5k views

Ubuntu 12.04LTS stuck at login mouse and keyboard not responding

I have Ubuntu 12.04LTS installed on a dual-booted machine (i5 dual core 8G ram) and it's been working fine, but today for some reason when I logged out and tried to log back in it is stuck at the ...
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0answers
16 views

config Foscam FI9821P IP camera on Firefox

I'm running Ubuntu 12.04. I'm trying to config a Foscam fi9821P camera on Firefox, then add it to Zoneminder. I've got it on to my router but when I enter the IP address on my laptop, it won't ...