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
1answer
5k views

Changing resolution in Ubuntu Server 12.04

I'm a linux newbie and I've now tried lots of different ways of doing this, but every single one fails somewhere - usually because they pertain to Ubuntu desktop rather than server and rely on ...
4
votes
1answer
5k views

Alt+F2 doesn't display the Run Command Prompt in GNOME Shell

I have Ubuntu 12.04 LTS AMD64 and GNOME Shell 3.4.1 and for some reason the Alt+F2 keys stopped displaying the Run Command Prompt when pressed. Now, I've seen the other answers that point you to ...
0
votes
0answers
11 views

how to run a graphic dialog from a bash script in Ubuntu 12.04? [duplicate]

For example, to rename files by FreeFileSync, I need to run a dialog box from a bash script. I mean a similar dialog like that after you try to copy a file to a file with the same name. Thanks!
1
vote
2answers
19 views

Get mysql to start automatically on startup

I realize that there are many questions around here to answer that problem - but none seems to work for me so far. I attempted: sudo update-rc.d mysql defaults This resulted in a locale error, ...
0
votes
1answer
14 views

While writing npm install learnyounode -g on terminal? 12.04 LTS

~$ npm install learnyounode -g npm ERR! registry error parsing json npm ERR! SyntaxError: Unexpected token < npm ERR! <!DOCTYPE html PUBLIC"-//W3C//DTD XHTML 1.0 ...
0
votes
0answers
18 views

Possible security issue? (syslog connect messages)

I was just looking through my syslog and noticed theese lines repeating over and over almost endlessly: Aug 25 16:52:56 xxx-xxx-xxx-xxx postfix/smtpd[9572]: connect from ...
0
votes
1answer
467 views

Unable to connect - Apache2 in Ubuntu 12.04 VirtualHost

I have followed the tutorial from here https://www.digitalocean.com/community/articles/how-to-set-up-apache-virtual-hosts-on-ubuntu-12-04-lts to set a local website. I just changed the port 80 to ...
4
votes
1answer
4k 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, ...
2
votes
1answer
3k views

After UPDATE, I get: “no rule to build the target” running MAKE, why?

I frequently run the Ubuntu updates-manager , and after that, every time, I need to do a make to re-install my TV tuner driver (like described in here) But that time, make stops with errors: ...
1
vote
1answer
3k views

Got error 'GRUB installation failed' while installing ubuntu 12.04 lts on windows 8

I have Sony vaio with Windows-8. I also want Ubuntu 12.04 as my second OS. I created 50GB root partition and 4GB swap-area partition. But after some time(about 2 minute) while installation I got ...
3
votes
1answer
4k views

Ubuntu 12.04 - how can i have eth0 and wlan0 both active where eth0 is primary and wlan0 is just for internet browse

I have a box running Ubuntu 12.04. There i have eth0 which is used as local network no internet. But i have also in that same box wlan0, and WiFi availability. Now how can i have both interface ...
0
votes
2answers
35 views

Please help me learn ubuntu [on hold]

I belong to electronics background but recently I have opted for the course in advance computing , and they are teaching me Linux . I don't know any thing about computer languages and even c please ...
1
vote
1answer
118 views

Cant install ubuntu 12.04, 14.04 64bit on my lenovo s205

I've read a lot of similar topics, but nothing helped. Check out my little sad story: I made bootable USB with UNetbootin. I tried Ubuntu 12.04 and 14.04, linuxmint 17.1, fedora kde, zorin. Before i ...
0
votes
0answers
27 views

How to reset phpMyAdmin password? 12.04 LTS

I am using LAMP in Ubuntu 12.04. How to reset the phpMyAdmin password? hypertext@hypertext-desktop:~$ sudo mysqld --skip-grant-tables & [2] 7196 hypertext@hypertext-desktop:~$ sudo: /var/lib/sudo ...
0
votes
2answers
5k 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 ...
0
votes
0answers
13 views

can load into operating system, stuck on BIOS. [on hold]

Sometimes grub appear and when i choose the operating system, the screen blank and show "ants" and stuck on there
3
votes
1answer
210 views

Install native texlive in parallel to repo version

I'm still running Ubuntu 12.04 and I would like to manually install the most recent texlive. One of the first steps for the manual installation is to get rid of existing installations of texlive. ...
2
votes
2answers
4k views

UFW 'default deny incoming' doesn't work

I have UFW enabled, 'default deny incoming' set and no any additional rules, but I still can access all ports from other PCs. I have to manually block each port. What can be wrong?
0
votes
1answer
392 views

Ubuntu 14.04 won't boot after installing CUDA 7

I got a laptop (Dell Precision M4700) with a Quadro K2000M. I have two drives, one for Windows 7 and one for Ubuntu 14.04 LTS. After a fresh install of Ubuntu 14.04 LTS followed by an upgrade to ...
0
votes
1answer
47 views

While installing ftp vsftpd, tomcat7 error is coming

root@Nanobi-05-PC:/home/dev# sudo apt-get install -f vsftpd Reading package lists... Done Building dependency tree Reading state information... Done vsftpd is already the newest version. 0 ...
3
votes
2answers
4k views

Why do I get disk I/O errors booting the 3.2 kernel on a xen vps server?

I have a xen vps, which I just upgraded to the new LTS 12 Precise Pangolin. However, I see this error on booting: [ 12.848076] end_request: I/O error, dev xvda, sector 12841 [ 12.848093] ...
1
vote
2answers
6k views

No back light on my Acer Aspire 5734z

I installed Ubuntu (12.04) on my Acer Aspire 5734z and the back light stopped working. I have tried the fix by editing the grub file posted on here a couple of days ago but that hasn't fixed it. I ...
1
vote
1answer
5k views

Fn keys for Brightness not working on Toshiba Satellite L755

I am running Ubuntu 12.04 and I love it! The only problem is the keys for my brightness, F6 and F7, does not work when I am on battery power or AC power. It randomly works after I am idle for a while ...
12
votes
2answers
1k views

Rename default user directories

Is it possible to rename default directories like ~/Documents, ~/Music, ~/Videos? Especially I want to rename Videos to Movies. Thanks in advance!
2
votes
2answers
6k views

Nvidia Powermizer Performance Levels

Is there anyway to configure Nvidia Powerimizer performance levels? My current setup has 3 power levels with the lowest one being 50mhz. The problem with this it that it lags compiz when it goes to ...
0
votes
1answer
5k views

Login loop, can only login as Guest. Ubuntu 12.04

My computer wont allow me to login unless its as guest. I have pressed ctrl+alt+f1 and can login using my administrator account there, but not in the normal interface. I have done updates and ...
0
votes
2answers
16 views

Ubuntu 12.04 LTS: Need a way to recover from a system freeze I encounter often (deleting folders)

Quick bit of context: This is a machine I use at work, and I have to use 12.04 LTS. I know it's old at this point, but I can't go to a newer version. I don't know much about the inner workings of ...
1
vote
3answers
7k views

Create unity shortcuts to WINE applications 12.04

I have just gone through the process of getting ubuntu onto my main PC, no issues, was absolutely brilliant how its done it and loved that I could read the web while installing too, I have WINE ...
2
votes
1answer
505 views

GNU ddrescue imaging results — 116 errors a lot?

A little background on this. It's an 256 GB SSD drive with Windows SP3 32-bit and it's encrypted with PGP Whole Disk Encryption. The file system is corrupt and unreadable. I first ran Clonezilla to ...
0
votes
1answer
10 views

How to increase lvm disk partition size

I've came up with a problema, let me explain it: I have an Ubuntu 12 LTS virtualized on Hyper-V, initially it had 20Gb of asigned virtual disk but now I'm almost runing out of space so I've increased ...
3
votes
1answer
5k views

Reset network configuration in ubuntu 12.04

My DSL internet did not connect by network-manager! So I tried to use sudo pppoeconf and my laptop connect to internet successfully. After that my problems are started! First of all network-manager ...
1
vote
1answer
240 views

12.04 Boot goes straight to grub then hangs on black screen, what do I do?

I have Ubuntu 12.04 installed on a Toshiba Satellite C655. No windows and no windows disk. Ubuntu worked great for about a month. About a week ago after updating it started freezing, and on boot I ...
0
votes
0answers
21 views

when I try to upgrade Ubuntu I get following message & software centre is also not working [duplicate]

amit@amit-Inspiron-1525:~$ sudo apt-get update E: Type 'sudo' is not known on line 1 in source list /etc/apt/sources.list.d/mono-xamarin.list E: The list of sources could not be read. ...
4
votes
3answers
2k views

12.04 Audio skipping occasionally

I'm having a problem with skipping audio on two different machines, both with up-to-date Ubuntu 12.04 Desktop installed (one 32 bit, the other 64) It doesn't happen all the time (maybe once per song ...
0
votes
1answer
4k views

Turn off MySQL --skip-grant -tables

I reset my root mysql password with the following instructions: (Works for Ubuntu as well) http://www.debian-administration.org/articles/442 But now I can't turn off mysqld_safe --skip-grant-tables. ...
1
vote
3answers
10k views

How to enable bluetooth for Dell Inspiron Laptop?

How do I enable Bluetooth for my Dell Inspiron laptop? It tells no adapters found.
2
votes
2answers
6k views

How to configure VNC on a remote Ubuntu server?

I am currently in the process of creating a Ubuntu server with Rackspace cloud and I am trying to configure this server for VNC over SSH on my MacBook Air. Here is a summary of what I am trying to ...
0
votes
2answers
5k views

How to Stop DHCP Server

I have installed a DHCP Server. Now I need to stop the dhcp server, when I issue the command: sudo service isc-dhcp-server stop I get stop: Unknown instance. I confirm the DHCP service is running. ...
1
vote
2answers
747 views

What version of ubuntu is to be installed in dell-mini-10?

I am using Dell Ubuntu Mini 10 version of Ubuntu. The problem is: I tried both 12.04 and 13.04, but both are extremely slow on this laptop.So I am now running 11.04 which is near it's End Of Life and ...
0
votes
0answers
6 views

low graphic cause by remove lock

I ran sudo fuser -cuk /var/lib/dpkg/lock; sudo rm -f /var/lib/dpkg/lock when I was trying to remove the apt-get lock and it crashed my OS directly... any one knows how to solve this
1
vote
1answer
48 views

Is there a way to install a package available in Ubuntu Karmic on Ubuntu Precise Pangolin?

I want to install gfortran-4.4.1 on Ubuntu 12.04 (Precise Pangolin). But the only versions available in repositories are 4.4.7, 4.5 and 4.6. However gfortran-4.4.1 can be easily installed via apt-get ...
0
votes
0answers
19 views

Package apache2 is not available

When I try to install apache2 : sudo apt-get install apache2 with this command, I get this message : Package apache2 is not available, but is referred to by another package. This may mean that the ...
1
vote
1answer
4k views

“drm:[drm_crtc_helper_set_config] *ERROR* failed to set mode on [CRTC6]” during install

I have a desktop PC which I built a while back. It has an Athlon XP 2500+, 2.5GB RAM, and an Nvidia (PNY Verto) Geforce 6200. I removed the CD drive to add another hard drive so I install from a USB ...
-3
votes
0answers
19 views

wordpress doesn't load theme for first time

have all install wodpress and apach2 and php but the probleme is the wordpress doesn't load theme for first time when i put this link localhost/wordpress i see this script file : /** * Tells ...
17
votes
1answer
16k views

How do I send a notify OSD message to a remote user via ssh?

Sometimes we need to send a message to a remote user. We can display messages on our local desktop using Notify OSD, but we are unable to send a message to the remote user's desktop. We tried the ...
1
vote
2answers
4k views

12.04 does not detect wlan0(Broadcom 4365)

Installed 12.04 on dell inspiron 5420. wired connection is working however wifi and bluetooth connection does not work. In fact I can't see wlan0. Can I know the correct driver to install?
1
vote
0answers
46 views

Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' in Ubuntu 12.04.5 LTS

I encountered with the error Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' in Ubuntu 12.04.5 LTS. So,I uninstalled mysql 5.5 from Ubuntu 12.04.5 LTS.But when i tried ...
3
votes
5answers
6k 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 login ...
3
votes
6answers
4k views

Ubuntu 12.04 boots to TTY1

Alrighty, I have perused the threads already in existence and am finding none of them seem to have the exact combination of variables I've got going. I'm working on a computer using Ubuntu 12.04. ...
0
votes
1answer
1k views

colors from graphic card gets sometime inverted

Colors from graphic card gets sometime inverted. When I start Ubuntu 12.04 its just fine, but sometimes after some time the colors get inverted. I use a 40" lcd-tv as a monitor, and if I cahnge the ...