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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asking on using apt to install packages

i'm new to using ubuntu or any linux distro. On reading and watching tutorials on the internet, I've seen others just use sudo apt-get install package-name while others do these commands before ...
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2answers
87 views

Stop windows 8 from running in background

I have installed ubuntu 12.04 lts on my windows 8 pc using Wubi. Though i choose to boot with ubuntu os, win 8 still runs in background. Is there any way to shut win 8 completely?
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1answer
840 views

Radeon HD6450 doesn't work under ubuntu 12.04 server

Hardware: HP proliant microserver N40L OS: Ubuntu server 12.04 (lsb_release gives Ubuntu 12.04.2 LTS, to be precise) Graphics card: XFX radeon HD 6450 ...
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0answers
38 views

Can I update kernel of 12.04 to 3.5 of 12.04.2? [duplicate]

Kernel in 12.04.2 is 3.5. My kernel in 12.04 amd64 is 3.2.0-40. Can I update kernel of 12.04 to 3.5 of 12.04.2 ? LTS Hardware Enablement Stack says: The hardware enablement stack is only intended for ...
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0answers
35 views

Ubuntu 12.04 not usable after updating [duplicate]

Update Manager said there were updates so I applied them on or about April 25, 2013. During the process, the screen went blank. I thought it was just the screen saver, so I waited some time. When I ...
1
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0answers
33 views

Why the login screen still ask for a password after remove it? [duplicate]

I removed my password and now when I go to the login screen it asks for one and my old password wont work. What do I do?
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0answers
111 views

LibreOffice 4.0 doesn't show modules writer, calc, etc anymore

I haven't used it for about 2 weeks and today when I wanted to start and .odt file I found out that it doesn't work anymore. I can't find Writer and the rest of them in the search lense but the files ...
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2answers
3k views

12.04, 12.10 - how can i install Java 32-bit and Java 64-bit?

I have my project which requires to run with Java - 64-bit for the main application. And for some other libraries it requires Java - 32-bit version. On 64-bit Ubuntu 12.04 when i install java it ...
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1answer
36 views

Create image from older to newer

I have an older hp-540 laptop and bought a new dell-inspiration-14r. Now I want to create a complete image of my older into the new one.Is this possible? if possible than how? I have ubuntu 12.04 in ...
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1answer
2k views

failed to download repository information - remastersys - 404 not found

I am a 12.04 user and was trying to update my Ubuntu using Update Manager. But an error message of "Failed to download repository information" appeared. W: Failed to fetch ...
2
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3answers
10k views

Grub rescue after removing Ubuntu? [duplicate]

I dual booted ubuntu 12.04 LTS with Windows 8, but I wanted to get rid of ubuntu. So I got EasyBCD (on windows 8) and removed Ubuntu following a tutorial on youtube, then I got rid of the Ubuntu ...
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1answer
1k views

TP-LINK TL-WN725N can not work in kernel 3.2.0-40-generic under 12.04 [duplicate]

TP-LINK TL-WN725N can work out of box in kernel 3.2.0-34-generic under 12.04 amd64. After I update to kernel 3.2.0-40-generic , it does not work out of box in kernel 3.2.0-40-generic under 12.04 ...
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1answer
541 views

System-V-like utilities won't install

The following pacages won't update in my ubuntu 12.04,I just upgraded it to 12.10 and all the updates installed,but these won't: System-v-like utilities The elementary widget set library runtime ...
1
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1answer
37 views

precise daily cd vs point release

I wanted to download precise live and alternate cd iso , but I'm confused on what to choose among daily build vs point release 12.04.2 . All I know is daily cd will have updated versions of packages. ...
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1answer
1k views

Ubuntu 12.04 wlan not running (Intel Corporation Centrino Advanced-N 6235 (rev 24))

I just installed 12.04.2, and got the latest updates. Network with cable ethernet ist running fine, but wlan never did so. 03:00.0 Network controller: Intel Corporation Centrino Advanced-N 6235 (rev ...
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votes
1answer
95 views

wired and wireless do not work: CONFIG_IWLWIFI_DEBUG disabled

My WIFI or wired internet will not work. And there are these 2 error codes. iwlwifi 0000:02:00.0: CONFIG_IWLWIFI_DEBUG disabled / iwlwifi 0000:02:00.0: CONFIG_IWLWIFI_DEBUGFS enabled I am running ...
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0answers
324 views

Ubuntu Server 12.04: can't write to nfs share

I have installed a small home server running 12.04, now trying to configure an NFS share with Webmin version 1.620. I have gradually lowered the security on the share to basically nil, yet any write ...
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0answers
500 views

Xubuntu 12.04 freezes before login on splash screen [closed]

Before you mark this as a duplicate for this What should I do when Ubuntu freezes? note that it is for issues after login, not before. I have tried previous versions of the kernel, Alt-F2, ...
1
vote
1answer
899 views

How does 13.04 stack up to 12.04 in terms of battery life? [closed]

I've been having some issues with battery life, perhaps due in part to the age of the battery, but I'd like to squeeze out every last minute I can. I've heard that 13.04 is developed with mobile ...
10
votes
2answers
28k views

Nvidia driver installed successfully, but not activated

My Ubuntu 12.04 only shows up black screen when starting up some days ago suddenly. Since I can desktop through recovery mode (resume in recovery mode, and the resolution is wrong), I believe there's ...
0
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1answer
127 views

Permission Denied (public key)

I have a Ubuntu server and another Ubuntu desktop... When I used ssh abc@123.456.78.9 it just shows Permission Denied (publickey). I have already set these to PasswordAuthentication no and UsePAM no, ...
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4answers
8k 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 : ...
2
votes
1answer
95 views

Zombie process during start

My laptop (12.04 and W7) will not start in Ubuntu any more. The login screen (black) appears after Grub. It says. When I enter my name and password I enter "a terminal" and I can't get any further. ...
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2answers
170 views

12.04.2 i386 gets downloaded instead of 13.04 amd64

I've been trying to download the latest release from the website, but even though I'm selecting 13.04 64-bit as my option, the download begins for 12.04.2 32-bit. Any ideas as why this is happening? ...
3
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2answers
5k views

Can/Should I upgrade my Linux kernel from Precise 12.04.2 to Raring 13.04?

I'm running 12.04.2 through regular updates. Installed 12.04.1. After 12.04.2 was released I made an upgrade of XServer & Linux kernel. So now I'm running Precise with Quantal kernel and XServer. ...
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1answer
994 views

How can I solve performance problems of Ubuntu 13.04?

I was using 12.04. I upgraded to 12.10 and then to 13.04 on the day 13.04 was released. I have also installed GNOME 3.8 with gdm. I'm facing some problems using 13.04. It takes a lot of time to boot ...
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0answers
279 views

Upgrading from 12.04 to 12.10 resulted in boot process sticking with “The disk drive for /dev/mapper/cryptswap1 is not ready or present” [duplicate]

I just performed an upgrade from 12.04 to 12.10, and everything seemed to go as expected. As the upgrade was finishing I was asked to restart the computer, which I did. Once I restarted, however, the ...
1
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1answer
388 views

Make a script run at startup

First of all,sorry for my bad English. Im using Xubuntu 12.04 on Acer Aspire One D270.My Screen brightness hotkeys (Fn+L/R) dont work.I installed xbacklight but it always shows "No outputs have ...
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2answers
25k views

Unable to locate package when running apt-get

I installed rvm and it tells me I'm missing some packages: viggy@viggy:~$ rvm requirements Installing requirements for ubuntu, might require sudo password. Skipping `apt-get update` make sure your ...
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1answer
800 views

How to setup network on a small LAN

I have a small network with populated with 4 or 5 machines all on the same router. At this time I'm developing software so the router is connected to the internet but when deployed this will be a ...
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0answers
32 views

Is there something Limits the CPU usage for a process and its Children [duplicate]

i was wondering about something like CPUlimit to limit the process CPU usage but i am aiming to apply the same percentage of usage for its children processes too automatically without adding them ...
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1answer
1k views

wifi is very slow, card RT5390

I've brand new ASUS X501A and Ubuntu 12.04 (and i'm bad in Ubuntu) and the WiFi is extremely slow - 1Mb/s. WiFi chip is RT5390. I tried everything i found in the net, so i need step by step ...
3
votes
1answer
6k views

How to change locale for Wine only?

(Note this is a different question from this one) This is the output of the "locale" command on my machine: LANG=en_GB.UTF-8 LANGUAGE= LC_CTYPE="en_GB.UTF-8" LC_NUMERIC=en_US.UTF-8 ...
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2answers
189 views

Which's better for WINE?

I have a little question: Which version of Ubuntu works better with WINE? The actual version (13.04) or LTS? (12.04) Because I'd like to play MTA San Andreas in Linux and the most of people says I ...
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1answer
106 views

12.04 system keeps on hanging on "setting up gconf2

Since the update today dpkg and apt are both broken, and when I try to use them it recommends running: sudo dpkg -configure -a which then starts configuring gconf2 (3.2.5-0Ubuntu2) and ...
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2answers
1k views

should i install the .deb or .tar.gz? [duplicate]

Please pardon the elementary question. I'm going through this tutorial. I would like to install hadoop on vm ubuntu 64 bit. I would like to know whether I should be downloading the .deb file or ...
1
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1answer
951 views

How to uninstall Heroku?

I installed Heroku using wget -qO- https://toolbelt.heroku.com/install-ubuntu.sh | sh Please tell me how to uninstall Heroku?
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0answers
27 views

Is there Unity3D Webplayer for Ubuntu? [duplicate]

There are many games built on Unity3D, but I can't find unity webplayer for linux. unity for windows
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3answers
3k views

Configure wacom ExpressKeys to click

I've just bought an Intuos5 tablet and going to use it for some map digitizing under Ubuntu Linux 12.04 and 13.04. Map digitizing is quite different than sketching - I need to position the cursor ...
1
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0answers
36 views

Upgrading to 12.04 to 13.04 [duplicate]

I tried to upgrade from 12.04 to 13.04 but it's not working. Looks like it see 12.10 as the next version. I can play around with some hacks but what's the officially supported way of upgrading from ...
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0answers
463 views

Cannot connect to WiFi with Ubuntu 12.04 [closed]

I have a Dell Latitude E6410 that I cannot get to connect to a specific WPA-Personal Wireless network when Ubuntu 12.04 is installed. What is strange, is that when I have 11.10 (32-bit) installed ...
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0answers
74 views

Is possible to update from 12.04 to 13.04? [duplicate]

the only option update manager gives me is to update to 12.10 Do I have to update to 12.10 in order to get 13.04?
3
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2answers
4k views

unable to mount windows partition

I can't mount the windows 8 partition. I have shut it down properly. When I try to open up in devices, it gives me the following error: Unable to mount 413 GB Filesystem Error mounting: mount ...
1
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1answer
9k views

Command “apt-get-repository” doesn't work on Ubuntu 12.04 [closed]

I'm trying to install Libreoffice 4.0 on Ubuntu 12.04. I try to begin with add the repository. sudo add-apt-repository ppa:libreoffice/libreoffice-4-0 I get this output: sudo: apt-get-repository: ...
3
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3answers
5k views

Convert .mov files to Home theater Compartible MP4

I have bunch of mov files and I want to Play them on my Sony DVD Home theater (XVid/HDMI capable) but I cannot. I have tried different configuration in WinFF (ffmpeg frontend) but does not work. The ...
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1answer
671 views

BCM 4312 LP-PHY card doesn't detect any wireless networks

I installed ubuntu 12.04 on my dell inspiron with BCM4312 802.11/b/g (LP_PHY) wlan card,installation was followed by errors about missing firmware so to fix it i installed ...
1
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0answers
360 views

Ubuntu won't shutdown using integrated GPU (Vaio VPCSB)

I have a Sony Vaio VPCSB1D7E (W7 + Ubuntu 12.04). It has hybrid graphics (AMD+Intel). I installed both the AMD Catalyst drivers and the Intel ones. So far, using both graphic cards works fine, but I ...
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0answers
147 views

Upgrading to 12.10 and 13.04 [duplicate]

Last week I tried to upgrade from 12.04 LTS to 12.10 and it stopped loading ubuntu. I had to do a full uninstall and reinstall 12.04 onto my dual boot windows 8 system. I didn't figure out why it did ...
0
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1answer
141 views

12.04.2 Install/reboot problem

I downloaded 12.04.2 LTS and burned the iso to dvd, dropped it into the dvd drive then restarted my computer. Everything worked fine and the install process went thru without any errors UNTIL it got ...
0
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1answer
203 views

sudo su automatically

It is possible to log in automatically as root after typing sudo su - without entering password again? I know it is not safe, but I want this behavior just for specific IP addresses Thank you, Alex