Fourth LTS (Long Term Support) release of Ubuntu, code-named Precise Pangolin. Released on 26th April, 2012. Will go End Of Life (EOL) April 2017. Only use this tag if your question is version-specific.

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How do install Ubuntu over Windows7?

I have successfully installed Ubuntu 12.04 but I didn't see the windows outlined by the numbered installation walk-through: http://www.ubuntu.com/download/desktop/install-desktop-long-term-support I ...
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1answer
24 views

Fragmentation of files [duplicate]

I am seeing declines in performance. Is there a disk or file defragmentation utility for Ubuntu? If so, where can I get it? Thank you.
0
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1answer
4k 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 ...
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0answers
29 views

List or print start and end address of GPT (GUID partition tables) in ubuntu 12.04 [closed]

Topic: List or print start and end address of GPT (GUID partition tables) in ubuntu 12.04 Description: I am able to list the start and end address of MBR partitions. For example by using the command ...
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0answers
12 views

Ubuntu: Application not visible after launch

I work with two monitors but currently I switched to one because when I am click Postman application it seems to launch - on launcher (I have unity on Ubuntu 12.04) it is marked as running but its ...
0
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0answers
20 views

Bluetooth headset problem in Ubuntu (Ausdom m04 with bluetooth 4.0)

I have a bluetooth headset (Ausdom m04). At first, I couldn't set up the device as the laptop couldn't find the device. Then, after a couple of hours, I managed to connect it but there was no sound. ...
5
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2answers
1k views

Unity: Nautilus folder opens in background

I am used to open a folder from the keyboard with a shortcut. The alternatives are: Use Unity Dash with the shortcut SUPER + F to open the Dash File Lens Open Kupfer with the configured shortcut (...
5
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8answers
53k views

How do I adjust the screen brightness on an Acer Aspire One D270?

My system specifications are: Ubuntu 12.04, 64-bit, Acer Aspire One D270, Intel Atom CPU The usual brightness increase/decrease key combination using Fn key doesn't work in Ubuntu as many pointed out....
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2answers
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How to suppress or disable the shutdown option from indicator menu or shutdown dialog?

My goal is to allow user only to restart the system, and deny any shutdown (suspend, hibernate). I am running unity-2d. I 've managed to deny suspend and hibernate with polkit policy files like ...
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2answers
4k views

Epson TM-T88IV not printing from Firefox/Chrome — Ubu 12.04

I'm using a procedure successfully used with Debian 6 and Ubuntu 10.04 - 11.04. Get drivers from Epson POS Drivers apt-get install cups libusb-1.0-0 libusb-1.0-0-dev unzip TM\ BA\ Series\ Thermal\ ...
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2answers
4k views

sudo apt-get not working after a new install of ubuntu

I installed ubuntu last night. And after reading 100s of posts, I still couldn't make my sudo apt-get work at all. I remember, I have to modify the software server somehow. But I can't remember how or ...
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2answers
4k views

Ubuntu 12.04, xbmc, opengl, intel motherboard

I've got an HTPC that I built myself, with a Asus P5G41T-M Motherboard. It's got an on-board HDMI port, and I've been using that with no problems. I started out with Mythbuntu ( an older version ), ...
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7answers
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How do I allow non-root access to /ttyUSB0 on 12.04?

Since I updated from 10.04 to 12.04, I am unable to access the device connected in /ttyUSB0 if I don't have root access. To be more specific, I use a usb-to-serial com port converter to access and ...
0
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3answers
51 views

Does apt-get update keep Ubuntu version unchanged?

If I have an old version, say 12.04 LTS, installed on my little rooted tablet, and never want to upgrade the version (14.04 is big and XCB window response is sluggish), can I run apt-get update on the ...
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1answer
72 views

Unable to connect to WiFi after the upgrade to Ubuntu 14.04 LTS

I was previously running Ubuntu 12.04.5 LTS and have just upgraded to Ubuntu 14.04 LTS, and after the upgrade my WiFi driver is no longer working. I know that is vague, so for further insight what I ...
0
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1answer
5k views

How to upgrade Xampp to the newest version

This might seem like a silly question but by golly I've tried and tried for a whole week and no results. I don't know if it's something wrong with my queries, or too much "Install Xampp" clutter in my ...
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2answers
3k views

Grub on start up changed color from purple to black?

A while ago, i reinstalled 12.04 on my computer and a few day later when My system restarts after updating itself, the grub is no longer purple. It is just black and I didn't change anything that ...
1
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0answers
34 views

Ubuntu version downgrade [duplicate]

I have recently upgraded my Ubuntu to 16.04.I was using 12.04. I am facing some issues with 16.04. Is it possible to downgrade to my old Ubuntu 12.04 without fresh installation.
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1answer
672 views

DOSBox is unable to run c program

I am using ubuntu 12.04 LTS and I installed DOSBox emulator to run TC. DOSBox is working fine. but when I try to run program on the C drive than DOSBox is closed automatically. I am using CTRL+F9 to ...
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2answers
29 views

Can't use SSH at all

I'm having some problems when trying to use the command ssh-copy-id in my server, unfortunately I get the following response: ssh: connect to host 192.168.10.10 port 22: Connection refused I can't ...
4
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2answers
10k views

Wifi not working on Acer Aspire One D270 (Broadcom BCM4313 wifi adapter)

brand new baby linux user here, never used Ubuntu or any other linux OS before, so be gentle and use short words! I installed Ubuntu 12.04 on my new Acer Aspire One D270-F61C/KF netbook (it's a ...
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1answer
8k views

Restore Xorg core and config files ubuntu 14.04

This question is a follow up on this one. I have recently upgraded from Ubuntu 12.04 to 14.04 and xserver broke during the process. I have tried reinstalling from the command line running the ...
0
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1answer
42 views

Why is Ubuntu capturing space after uninstallation?

I had installed ubuntu 12.04 on Windows 7 through wubi. However, due to some issues I decided to uninstall that. During uninstallation I messed up things badly. I first deleted the 'Ubuntu' folder in ...
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2answers
9k 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. ...
0
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1answer
201 views

Fatal error:Python.h no such file or directory

root@rani-System-Product-Name:~# sudo pip install python-igraph Downloading/unpacking python-igraph Downloading python-igraph-0.7.1.post6.tar.gz (377Kb): 377Kb downloaded Running setup.py egg_info ...
3
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1answer
4k views

Why can't I change my MAC address?

Here's what I got: audrianore@HP-Mini-210-1000:~$ sudo airmon-ng stop eth1 [sudo] password for audrianore: Interface Chipset Driver eth1 Unknown wl (monitor mode disabled) ...
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2answers
4k views

Ubuntu FTP script to take backup and upload in my FTP server

Hie all I am trying to backup of my application directory, database backup and then sending it to my ftp server at hetzner by using the following script and i get few errors my server details: ...
10
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3answers
25k views

Cannot login to newly created user account

Trying to switch accounts to my newly created account I get a black screen and then it takes me back to the main login screen after entering the correct password. Upon logging into my previously ...
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2answers
1k views

Can't boot Ubuntu 12.04 64x after installation alongside win7

I have installed Ubuntu 12.04 64bit version alongside Windows 7 64bit from DVD following the instructions on THIS page. The entire installation went as described and there seemed to be no problems ...
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1answer
35 views

How to install HP Scanjet 8270 in ubuntu 12.04

I have HP Scanjet 8270 Scanner and want to install in my ubuntu 12.04. How to install it? I tried HPLIP, HP Toolkit and search through internet. but nothing works. So, how to install it?
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2answers
752 views

Error when using XRANDR to add new resolution

I've been having some difficulty adding a new resolution using XRANDR and outputting it to my second monitor, which is a Panasonic Viera TX-P42G10E. This is what I run on my Ubuntu 12.04 LTS: kapacs@...
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3answers
101 views

No Wifi/Internet after Suspend

I have literally tried everything on the Internet but nothing helped me. The wifi gets hard blocked after suspend. Even Rfkill command won't work. Any help please?
22
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5answers
35k views

How to install erlang in Ubuntu 12.04?

Just as the title says, how do I install erlang in my Ubuntu 12.04?
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6answers
7k 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. ...
3
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3answers
15k views

What should I do at “Installation Type” step in the Ubuntu installation?

I have put 12.04 onto a USB drive and I am attempting to install Ubuntu this way. I'm using Windows 8 (I upgraded from Windows 7 myself). I don't know what to do when I get to "Installation Type" step ...
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3answers
13k views

Setting up a PPPoE internet connection in Ubuntu 12.04

I've been trying to set up my internet connection and router with Ubuntu 12.04 and I've been having some issues. I am currently trying to connect directly through my modem using the PPPoE username and ...
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3answers
12k views

“The volume boot has only 0 bytes disk space remaining”

After a recent update, I'm getting an alert saying: The volume boot has only 0 bytes disk space remaining But my computer has plenty of HD space free. Does anyone know how I resolve this. (If its ...
4
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3answers
12k views

Ubuntu 12.04 does not recognise CD

~$ wodim --devices wodim: Overview of accessible drives (1 found) : ------------------------------------------------------------------------- 0 dev='/dev/sg1' rwrw-- : 'MATSHITA' 'DVD-RAM UJ8B1AS' -...
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1answer
4k views

Virtualbox Bridged network ethernet cable disconnecting

I’m trying to connect to a ethernet device (like a scanner/printer) to a guest Ubuntu 12.04 running on Virtualbox 4.3.12. The scanner is connected to the Mac Pro directly over ethernet cable. Problems ...
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3answers
6k views

How do I enter Polish characters?

I just installed Ubuntu 12.04 and... I've got a problem :) I'm living in Poland, so I want to write texts in polish with polish chars such as ąćęłńóśźż, too. Unfortunately, it's impossible. We write ...
2
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1answer
4k views

VirtualBox USB proxy error

Using VirtualBox 4.1.12, as packaged in Ubuntu 12.04, I'm unable to use USB 1.1 device (a Canon FS-4000US scanner) within a Win XP VM. I'm able to connect other USB devices, such as a USB flash drive, ...
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2answers
13k 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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2answers
30 views

Ubunutu 12.04(precise pangolin)

Hello everyone can i get Ubuntu 12.04 ('precise pangolin')? I searched on google , link is there, but it couldn't download. If any has this Ubuntu please send me link or file.
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1answer
28 views

My Weather Indicator in Precise

Does exist a backport of the 0.8.1 my-weather-indicator for Ubuntu 12.04. The latest version for Precise 12.04 seems to be 0.6.3 and it is not showing the forecast.
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1answer
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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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3answers
14k views

How to install rar (no installation candidate)?

I need the package rar. But I get this error whenever I try to install it: Reading package Lists... Done Building dependency tree Reading state information... Done Package rar ist not available, but ...
2
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2answers
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No boot option after installing Ubuntu 12.04 LTS on Acer Aspire 4736z with Live CD

I am facing a problem. After installing Ubuntu 12.04 LTS using Live CD, at the reboot there is no boot option to choose the OS. I directly get logged into my Windows 7. Before that i was having an ...
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0answers
1k views

Add VIA driver from command line prompt

I've tried upgrading a Windows XP environment to Ubuntu 12.04 LTS. I get the "low-graphics mode" screen that stalls. I know that error is well-documented for ATI/AMD, however this machine has a VIA ...
3
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3answers
13k views

Dell 1390 wireless (BCM4311) Ubuntu 12.04 no wireless icon in unity

I have a Dell Inspiron 1520, which has the Dell Wireless 1390 card (based on the BCM4311 chipset). During installation, Ubuntu 12.04 detected the device and installed the Broadcom STA driver. ...
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0answers
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HTML5 for Firefox 46.0.1 Ubuntu 12.04.5 Lts

I am a new user (ie. please be detailed). I have this version of Firefox : 46.0.1 installed and recently learned how to install Flash Player with great difficulty. Now I realize I cannot watch via ...