Questions tagged [12.04]

Fourth LTS (Long Term Support) release of Ubuntu, code-named Precise Pangolin. Released on 26th April, 2012, no longer supported (EOL) since 28th April 2017. Questions about unsupported versions are likely to be closed as off-topic.

4,449 questions with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
6
votes
1answer
5k views

How do I update to Ubuntu kernel 3.13.0 on 12.04 LTS without breaking the Nvidia graphics driver?

I'm running Ubuntu 12.04 "LTS" on a Lenovo W530 (Nvidia Optimus architecture) and updated the kernel to 3.13.0-32-generic as the version of the kernel I was running was going out of support, ...
6
votes
1answer
1k views

Turning off Bluetooth also turns off Wi-Fi on HP Pavilion dm4-1150ea

Just upgraded from 10.04 to 12.04 on a dual boot HP Pavilion dm4-1150ea. If I disable Bluetooth then Wi-Fi is also disabled. I have looked at these similar reported issues: https://bugs.launchpad....
6
votes
2answers
11k views

Installing the Tomcat7 examples webapp on Ubuntu 12.04

I used the sudo apt-get install tomcat7-examples. They were installed in /usr/share/tomcat7-examples/examples directory. Tomcat could not locate them from the URL : 127.0.0.1:8080/examples/ ...
6
votes
2answers
8k views

Can't control connection bit rate using iwconfig with Atheros TL-WN821N (AR7010)

I'm trying to reduce the connection bit rate on my Atheros TP-Link TL-WN821N v3 usb wifi adapter due to frequent instability issues (reported connection speed goes down to 1Mb/s and I have to ...
6
votes
2answers
2k views

Cannot change input-language (using Alt+Shift) over NX session

I can't seem to change the language over an NX session. I am using Ubuntu 12.04 and locally I just use Alt+Shift to alter language. When I connect to a remote server using NX , I can not use this key ...
6
votes
1answer
458 views

Configure ibus to generate “à” using Compose + a + `

I would like to have ibus work like to corresponding system in OS X. In order to get an "à" in a text field I want to make these steps: I press the Compose key I press the a key (an "a" appear in ...
6
votes
1answer
2k views

How to add Print Screen Functionality?

I just started with ubuntu minimal and LAMP stack.. Cinnamon is the GUI Now what i want is the print-screen functionality, so that when i hit the PrintScreen the screenshot must take place being ...
6
votes
0answers
463 views

How can I wake my laptop from suspend only on power button?

My Lenovo G560 wakes up from suspend in my backpack sometimes and I hate it. I would power off the whole system, but gnome shell (which I like) starts very slowly. Is there a way to make the system ...
6
votes
1answer
691 views

Internal fan on a Dell XPS 1530 stays running post shutdown, am I really getting a shutdown?

I am loving 12.04LTS, fixed my printer issue, but Now , on my M1530 Dell XPS, my internal fan continues to run following Shutdown. Shutdown occurs very rapid and I don't really get any confirmation ...
6
votes
1answer
2k views

How can one enable double-tapping to zoom in Firefox?

I want to have a double-tap zoom functionality (like on Android or iOS devices) in my Firefox web browser using the left mouse button. Is it possible to change some browser settings in order to get it ...
5
votes
0answers
382 views

gedit flashes on ubuntu

I am having a problem every time I try to open gedit. The txt file opens and starts to flash. I cannot control it and I cannot see the content of the txt document. The only way out is to press Alt + ...
5
votes
3answers
150 views

Enlarging text on Ubuntu 12.04

I am new to Ubuntu and am visually impaired. I need to enlarge text and icons on the display across the operating system. I know I can change to full screen in LibreOffice writer, but what about other ...
5
votes
2answers
337 views

Is it possible for Adobe Flash to kill my GPU?

The question Is it possible that Adobe Flash in Ubuntu 12.04 on Firefox could damage my GPU? History So... there I was, using my beloved Ubuntu 12.04, Doing some PHP/Javascript/HTML development in ...
5
votes
2answers
4k views

Getting MTP-enabled Moto G to work with Ubuntu 12.04

I'm not allowed to comment, so I can't ask why my MotoG phone won't connect with my Ubuntu 12.04 64bit desktop. I've installed Phillip Langdale's ppa & packages for gvfs MTP backend. It didn't ...
5
votes
2answers
9k views

How to disable xscreensaver lock on suspend?

I have recently installed Ubuntu 12.04 LTS and have installed xscreensaver. As I am the only user on this computer and I am only using the computer for music, movies, and some web browsing I have no ...
5
votes
1answer
556 views

Switchable Graphics: Embeded graphics card problems

I have a Dell Inspirion 17R 5721 It has a AMD graphics card and a Intel. I installed the drivers that AMD develops and I ran into the following problems. Every time it's me that has to change the ...
5
votes
1answer
2k views

Not Working Nvidia GT 635M drivers

I'm having problems trying to use my Nvidia 635M in my asus N46VJ laptop. I open the "Nvidia X server settings" I get this message : "You do not appear to be using the NVIDIA X driver. Please edit ...
5
votes
0answers
2k views

How can I create an X server that has a backing store?

So I am completely new to Ubuntu (I am running 12.04 on a Toshiba Satellite). I am trying to remotely access my work computer but I keep getting an error reading: "xevas: requires a X server that ...
5
votes
1answer
5k views

How do I get an Asound-cm106 (USB) sound card to work?

I have a USB sound device asound-cm106 which apparently has the cm6206 chipset. I want to use it because I give the hell up trying to get my built in soundcard to work with my current setup (it was ...
5
votes
1answer
933 views

Dual displays not working properly, getting only low resolution

My hardware: I just installed Ubuntu 12.04.2 LTS (Precise Pangolin) and I have been unable to get my dual 1920x1080 monitors working properly with my GeForce GTX 670 FTW. The problem: Whenever I get ...
5
votes
1answer
2k views

Why ubuntu does not use the kernels installed by automatic update?

I used the script describe in this question to list the kernel installed on the computer : How do I remove old kernel versions to clean up the boot menu? In the 3.2.0, I have 33, 34, 35, 36, 37, ...
5
votes
1answer
7k views

play audio through bluetooth speakers in 12.04 using CLI

I have gone through the whole gamut of trials with setting up playing audio through bluetooth and have not been able to make it work reliably (i.e., got it to work one time, and has not worked after ...
5
votes
1answer
7k views

no sound in Ubuntu 12.04 and /dev/dsp does not exist

Computer isn't playing audio. I've checked the hardware volume buttons, pavucontrol, and alsamixer. Nothing is muted. I've added the ppa sudo add-apt-repository ppa:ubuntu-audio-dev. I've also done ...
5
votes
2answers
2k views

How do I get my laptop speakers working?

My laptop is a Toshiba Satellite A215-S7422 running Ubuntu 12.04. The command cat /proc/asound/card0/codec#* | grep Codec gives the result Codec: LSI ID 1040 Codec: Realtek ALC268 My headphones ...
5
votes
0answers
253 views

How to prevent applications from separate workspaces all landing on a single workspace upon a (un)docking event or when connecting a beamer via VGA?

Now that finally docking seems to be fully supported on my system, hurray!, I can address a relatively minor issue (or even a bug ?): Normally, I have (all) four workspaces populated with my standard ...
5
votes
1answer
1k views

Why does Ubuntu 12.04 Unity suddenly blur text and images?

Today after a reboot, Ubuntu blurs text (well, anything that is rendered on screen) whenever focus changes or on any interactions with the desktop. Example: Normal good look: Blurred state: Note ...
5
votes
1answer
2k views

Bluetooth can't find any other device

I'm using Acer Aspire One 725 netbook with ubuntu 12.04. When I try to set up a device my Laptops bluetooth can't find any other device. The buletooth searching wizard is just searching for a new ...
5
votes
1answer
7k views

“No such file or directory” error when downloading with 'youtube-dl'

Every time I try to download YouTube videos using youtube-dl it gives me this: ERROR: unable to open for writing: [Errno 2] No such file or directory:<br> 'Filename.mp4.part' How can I fix ...
5
votes
2answers
5k views

Wireless not connecting automatically

My wireless is working fine, but when I login, it does not connect automatically, I have to select it from the list each and every time to use it. Even though the connect automatically option is ...
5
votes
1answer
2k views

Thinkpad T530 with Optimus and Docking Station

I have a Lenovo Thinkpad T530 with Optimus video, which is not supported on 12.04.1. I don't normally need the discrete (nVidia) graphics, so I turn it off in the BIOS settings to achieve longer ...
5
votes
0answers
934 views

Receiving Bluetooth Files from Nexus 7

I have successfully paired and connected my Nexus 7 with my Ubuntu 12.04 PC. I have successfully sent files from the PC to my Android device, but when I try to send files from Android to Ubuntu, ...
5
votes
1answer
4k views

How Do I Customize the “cryptroot” Script?

I have a system where all the partitions (/, /home, and swap) are encrypted except for /boot. /boot resides in an external device which also contains a set of encrypted key files used to automatically ...
5
votes
1answer
813 views

How can I get the computer to sleep while at the login screen? (No users logged in.)

I have my computer set to "Suspend when inactive for 30 minutes" in system settings. This function works fine if a user is logged in and does not do anything for 30 minutes. However, if all users are ...
4
votes
1answer
1k views

How to compile the current VLC version (2.2.4) on Ubuntu 12.04?

I tried to compile the current version of the VLC media player on Ubuntu 12.04 LTS. Trying to achieve this I attempted the following: I extracted the .xz with tar xvfJ vlc-2.2.4.tar.xz Changed to ...
4
votes
1answer
108 views

Laptop shuts down completely, but then powers on automatically again

I have upgraded my Ubuntu 12.04 to 14.04 on my laptop recently. Everything on 12.04 worked perfectly, but now, when I choose to shutdown the laptop using either the GUI, or sudo init 0 in the command ...
4
votes
0answers
483 views

Only one CPU is being used

I am running ubuntu 12.04.5, have an Asus N53sv and I am have the same problem as the post below, but becuase my bios is different I can not apply the same fix. How to fix that only one out of four ...
4
votes
1answer
589 views

About dbus-daemon's activation parameter

I'm using Ubuntu12.04 LTS. I saw following line in /etc/init.d/dbus.conf. exec dbus-daemon --system --fork --activation=upstart And I saw the man page for dbus-daemon, and then found the --...
4
votes
1answer
662 views

rabbitsvn deleted **all** my folders?

I was working with rabbitsvn and trying to export a file from an older revision, when suddenly all programs in the background just shut down. I go to my "Home"-folder to find out that all (!!) my ...
4
votes
0answers
2k views

Reinstalling Grub - shows no volume groups found, how do you fix this?

I have a full backup which I had restored onto a new built system on Ubuntu 12.04 The backup did not include /dev /proc /sys folders. Upon rebooting, the grub show the following errors error: no ...
4
votes
2answers
589 views

How to prevent “Switch User Account” in Ubuntu 12.04 from logging me out?

The title of the feature, "Switch User Account", suggests that the current user's information is safe and can be restored. However, when I log back in to my account after a "Switch User Account", my ...
4
votes
1answer
593 views

Steam not starting in Ubuntu 12.04 LTS 64bit

I tried almost everything I could find online but steam still doesn't start. I installed steam on Mint 16 and it worked perfectly. But I like Ubuntu better so I hope there is a way to fix that. Note:...
4
votes
2answers
2k views

How to make an encrypted home folder accessible by two local users?

My wife and I are sharing a laptop running Ubuntu 12.04 LTS and I would like to encrypt the Home folder of each of us while still maintaining access by the other. The encryption part using eCryptfs ...
4
votes
0answers
4k views

How to update D-Bus on Ubuntu 12.04?

I'm looking for a simple way to update or to install D-Bus 1.6 or higher version on Ubuntu 12.04. When I install d-bus 1.8 package from the following link, unfortunately Ubuntu does not start again ...
4
votes
1answer
319 views

Getting an error while mounting machine_config

I am trying to boot my system but, it is giving me an error as "An error occurred while mounting home/jack/jack-app/machine_config " Press S skip to mounting or M for manual recovery ...
4
votes
1answer
6k views

Ubuntu SSH X11 Forwarded Client Very Slow

Running SSH X forwarded session from my Ubuntu 12LTS client to a SLES server results in very slow(seconds per mouse click) GUI app(on the server) performance. Using a windows client from the same LAN ...
4
votes
2answers
2k views

How to connect to WiFi on Asus F5RL?

I recently installed Ubuntu 12.04.4 LTS with Xfce 4.10 on my Asus F5RL AP033C laptop. When I open nm-connection-editor from the notifications area (on it the Enable Wireless is in grey), in the ...
4
votes
0answers
953 views

Sound Driver is messed up, and mic doesn't work correctly under ubuntu 12

Quick Ubuntu 12.04 sound pops on boot and shutdown, and MIC picks up non-existent static. Edit: please note, Audio out is fine. Issue On shut-down and boot I often hear a loud blast from the ...
4
votes
1answer
4k views

Boot Repair - 'Close all package managers…' Dual Boot Installation

After almost a week, I've just about managed to install Ubuntu 12.04.3 LTS alongside Windows 8 on a Dell XPS 14 Ultrabook. I have created a partition in Windows to store Ubuntu, rebooted from Windows ...
4
votes
0answers
1k views

Very slow speed while mounting via SSHFS

My host is ubuntu 12.04. My guest is vanilla 3.0.33 kernel with custom rootfs. I have encountered the subj problem, while mounting host folder on the guest machine via sshfs. sshfs alexhoppus@10.0.2....
4
votes
1answer
2k views

disable intel gpu in ubuntu 12.04

I am wondering if there is anything to disable the intel gpu on ubuntu 12.04. I want to be able to setup dual monitor using nvidia-settings. It seems the intel gpu is used for display as suggested by ...

1
2 3 4 5
89