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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Ubuntu 12.04 cannot start

I just installed Ubuntu 12.04 64bit, and I cannot start it. I tried twice. The first time, I used a CD I burned. (The CD works for my another computer, so it is OK.) After wubi did something in ...
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Boot Failure 12.04

My machine won't boot, freezing mid-boot with a flashing caps lock, and booting in recovery mode I managed to get "Kernel panic -- not synching: Attempting to kill init! exitcode=0x00000007" I took ...
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Check which SSH key was used to login

So stupidly enough in our development team every individual SSH Key is used to access the root user directly. When Checking the auth.log i can find this Dec 18 09:45:04 webserver sshd[12377]: ...
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Problems getting back onto Ubuntu

I run Ubuntu alongside Chrome OS. I logged out of Ubuntu because it needed to restart and now when I try to get back in, it will no longer let me. It says a file is not found. Below is exactly what it ...
2
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1answer
3k views

Run Ubuntu on an iMac G5

I have an old iMac G5 (without a webcam) that I would like to get running Ubuntu. The iMac has no hard drive in it, and I would like to get a live CD running so I can test out Ubuntu before I buy a ...
1
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1answer
22 views

Allow users to set higher (lower?) nice levels

I want to allow users to set a nicelevel lower than 0 (and any nice level really) in my system. I'm testing by logging in again as a user of the affected user group after I set the change and trying: ...
0
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1answer
33 views

Can't download anything from the Ubuntu Software Center

I have been trying to download something from the Ubuntu Software Center and it keeps coming up with "Requires installation of untrusted packages", underneath it says "The action would require the ...
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2answers
29 views

Failed in fetching updates/upgrade (Virtual Box)?

I'm running Ubuntu 12.04 Server (guest machine) on VirtualBox having Windows 7 as host machine. I tried to get updates through sudo apt-get update command but i end-up with the following error codes ...
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3answers
939 views

Install Ubuntu but still boot into Windows 7 (No GRUB screen)

EDIT: Nothing was required my end, I have picked the best answer (Which I was going to do anyway) Thanks for the suggestions First of all I want to boot Windows only, I'm not having a duel-boot ...
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1answer
43 views

How to open the Software-Center in the terminal?

I'm new at this Ubuntu stuff and I'm trying to get the software center but every time I put in the command in the terminal it is just saying package not found. I am 100% sure that I have been ...
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1answer
14 views

MTP support on Ubuntu 12.04 using Ubuntu 14.04 repositories

I have Ubuntu 12.04.5 LTS 32-bit installed on one of my laptops and Ubuntu 14.04.1 LTS 64-bit installed on the other. I think the latter version of Ubuntu has native MTP support as I did not install ...
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2answers
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Will my data be erased if I upgrade from Ubuntu 11.10 to 12.04

If I am upgrading from 11.10 to 12.04 , then will my applications be deleted and also will my already configured mail setting deleted? I have many mails in my Inbox.
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2answers
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Ubuntu 12.04 problem with E160 huawei - can't detect the device and freezing system

I have just installed 12.04 and plugged in E160 and nothing happened - modem doesn't mount. I have found this solution : Ubuntu does not mount some Huawei devices due to bugs, problems etc. See if ...
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1answer
3k views

How to make LTSP log into the Windows 7 VM

I have managed to install Ubuntu server and Mythbuntu and a remote front-end. Now I think it could be nice to integrate my Windows machine with the server and use Linux Terminal Server Project (LTSP) ...
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8answers
16k views

Why do I get a reboot instead of a shutdown?

After two days of installation, strangely my Ubuntu machine is restarting instead of shutdown from both desktop GUI and command line. sudo shutdown -h now sudo halt (doesn't shutdown, instead freezes ...
5
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2answers
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Distorted and Choppy Audio

After installing 12.04 Precise on my PC, I have encountered some problems with audio output which did no occur when using Lucid. The sound is choppy and distorted in the lower tones. As I have no ...
0
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1answer
123 views

Canon LBP7110Cw doesn't print with ubuntu 12.04

I installed the Linux driver for my Canon LBP7110Cw printer on two pc : one with 32bits ubuntu 12.04, the other with 64bits ubuntu 12.04. Here is the download link : ...
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0answers
13 views

Ubuntu 12.04 server installation fails bootloader cannot be installed

I have been trying to install the server edition on a DELL Inspiron Laptop (1564) and it fails at the grub install boot loader step. Ubuntu 10.04 is installed without any problem though. I'm ...
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4answers
5k views

mouse sometimes doubleclicks when i click once

I have a problem which is becoming a nightmare, to the extent that I am thinking that it might be easier to just scrap Ubuntu completely and try something else. I have an HP PC running Ubuntu 12.04. ...
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1answer
24k 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? ...
2
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0answers
102 views

unity-lens-music takes long time to retrieve information from hdd

Everytime I open the dash and go to the music lens to search for a specific title, it takes quite a while till any titles are displayed and I can hear my hdd working during the process. I didn't copy ...
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0answers
17 views

See information in my wifi hotspot

I wanted to know how do I view information going through my wifi hotspot? Like if someone is searching in Google or something and I want to see those searches
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0answers
40 views

New Ubuntu 14.04 install - can't connect to wifi

There are dozens of wifi problem here on askubuntu; I've tried the answers to several of them and nothing worked. The symptom is that my Wifi network does appear in the network menu, but when I try ...
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1answer
3k views

COMRESET failed and slow boot times

I've been having slow boot up times with a fresh install of 12.04.2 LTS. I see this in my syslog: Jul 2 13:42:56 victor-Lenovo-U310 kernel: [20058.135895] ata1: link is slow to respond, please be ...
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0answers
40 views

Ubuntu 14.04 stuck in login after upgrade

After upgrading from 12.04 to 14.04, I'm not able to login anymore (guest account doesn't work too); there's a loop (it goes back to the login). What should I do? I've already read Ubuntu gets stuck ...
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3answers
3k views

Post installing comodo issues

I have installed comodo antivirus for my Ubuntu 12.04, even if I'm a newbie I managed to enter finalize the installation, you know when you have to type sudo /opt/COMODO/post_setup.sh, went through ...
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1answer
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How to reset display settings in XFCE \ Ubuntu 12.04 and also flgrx drivers

I recently upgraded to Ubuntu 12.04 and since I hate unity I installed the Xubuntu package and am using XFCE instead. Since I have a Radeon HD5770 I also installed the fglrx drivers. This all went ...
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New session when remoting Ubuntu 12.04 from mac

I'm using Microsoft Remote Desktop to remotely access to my desktop with Ubuntu 12.04 (with xrdp installed) from my MacBook Pro, using the same username as in the desktop. I can successfully log in ...
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1answer
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How to update MySQL Server, MySQL Client and phpMyAdmin to the latest stable versions on my local machine running on 64-bit Ubuntu 12.04 LTS?

I'm using 64-bit Ubuntu 12.04 LTS on my machine. I've already installed LAMP server on my machine. I'm using following Apache HTTP Server version. I got following information after I type following ...
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3answers
1k views

What happens under the hood when an USB drive is inserted?

Some systems use udev / pmount to automatically mount thumbdrives. How is that solved in Ubuntu (specifically, Ubuntu 12.04)? Apparently, neither the pmount package nor the corresponding udev rules ...
0
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1answer
3k views

sudo service apache2 restart: already running

As the title says, when I run sudo service apache2 restart, the message returned says that Apache is already running. However, the service is stopped (if milliseconds later). If I run sudo service ...
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0answers
21 views

touchpad isn't working

I'm using Ubuntu 12.04. And suddenly from 2 days touchpad isn't working when I log in with my account. It works well with the guest appearance. Mouse and touchpad settings are normal.How do I make it ...
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2answers
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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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graphic and sound problem with SONY VAIO VGN-FS980 UBUNTU 14.04 LTS

First Ubuntu was a little slow with the graphics so I decided find for new drivers but after installing the intel graphic installer, the graphics and the computer in general are faster but the cursor ...
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7answers
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How to fix syslinux error creating a bootable USB stick in Windows?

I downloaded Ubuntu 12.04 desktop and I am trying to create a bootable USB drive using the universal USB installer. However, I keep getting the message: An error(1) occurred while executing ...
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0answers
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How do I install GNOME CD Master?

I used to use GNOME CD Master on 10.04 to split live audio tracks using 'track markers'. It did not split the main file, it could simply burn one long audio file as multiple tracks. It was a very ...
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help with uninstalling ubuntu 14.04 and reinstalling 12.04.03 lts

okay so i installed ubuntu 14.04 way back but wanted to uninstall it because battery drains very quickly.so i decided to reinstall the old 12.04.03 lts.so i formatted the the drive on which ubuntu was ...
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Upgrade from 12.04.05 to 14.04 (LTS) via terminal doesn't allow me to log in

I am a newbie user regarding Linux OS so please forgive me if I cannot explain some things correctly. I will try though to explain you in details what I tried to do and and what was the result. By ...
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2answers
3k views

Ubuntu 12.04 LTS drains my Samsung Series 9 900X3C ultrabook's battery extremely fast. Is there anything I can do to fix that?

The title basically says it all. My Samsung Series 9 900X3C ultrabook's battery is in the deep red around barely three hours after disconnecting it from the power - and during most of that time the ...
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1answer
40 views

Ubuntu 12.04 no wlan0 interface

I installed Ubuntu 12.04 on an Acer e5-571-31KM. Dmesg and lspci output indicate a wireless Network adapter was found, but according to ifconfig there is no wlan0 interface. Unfortunately I have no ...
5
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2answers
2k views

Broadcom card-reader BCM57765/BCM57785 doesn't work on ubuntu `12.04 LTS

I'm having a hard time with this one. I have an ACER ASPIRE ONE 756 and installed Ubuntu 12.04 LTS on it. Everything works (with a little tweaking here and there), but unfortunately the build-in ...
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1answer
22 views

How can I use Dropbox as a backup without syncing the backup to my harddrive?

I use Ubuntu 12.04 64 bit. I read this link: "How can I use DropBox as a simple backup?" which suggests to backup using deja-dup to the Dropbox folder. However, if I would do this, the backups will ...
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0answers
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Sticky Notes in Ubuntu as of windows [duplicate]

Hi I need to know about a sticky notes application in ubuntu similar to that of windows which pops up every time I boot my system as if a start up application.
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cannot install ubuntu software center [duplicate]

I removed my Ubuntu software center. but I am not able to install it again. acer@acer-Aspire-E1-530:~$ sudo apt-get install synaptic software-center [sudo] password for acer: Reading package ...
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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 ...
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1answer
4k views

ZTE USB Modem AC2726, connection not possible in Ubuntu 12.04.1 LTS

It's a long post but nearly covers all my experiments and changes I did to my NM. Hope the information is complete and if there are still question, more information can be provided. I've a ZTE AC2726 ...
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1answer
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ubuntu 12.04 lts netbook installation throught usb

I want to install ubuntu 12.04 lts on my asus disney netbook and i can not launch wubi.exe from my usb drive when the computer starts up. I have checked BIOS settings and it is all ok because I have ...
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1answer
30 views

Gray desktop after updating XFCE on Xubuntu

Lately, I've been trying to run multiple monitors on Xubuntu without having them cloned. On the internet, I found some instructions to do that which basically required me to add a PPA in order to ...
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0answers
24 views

dhcpd server not listening to second interface

I have a 12.04 server which is happily responding to dhcp requests on eth1 (172.16.1.1). Now I have set-up a second interface on eth2 (172.16.2.1). I can ping this interface all right and even ...
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1answer
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High CPU usage in the processes related to postgres in ubuntu 12.04

My Ubuntu server 12.04 hangs quite oftenly (say once in a day), after hard reboot it starts running normally. The server is Intel Xeon having 2 CPUs with 8GB RAM.There is high CPU usage in the ...