Ubuntu 12.04 (aka Precise Pangolin), is the sixteenth release(version) of Ubuntu from Canonical.

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How to solve overheating in Dell laptops while using Ubuntu 12.04 and later versions?

I have Dell N5010 laptop with Intel's i5 processor (1st generation), 4 GB of RAM. I have been using Ubuntu for a quite long time ,since the versions 10.04 and later versions. My Laptop was getting ...
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129 views

Averaging dstat output

I need to average upload and download speed using dstat -n. How can I add all the received and sent datas that appear after dstat -n , so that I can add them and find average upload and download speed ...
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27 views

Ubuntu Space issue

I am facing an issue with Ubuntu server.I am running php script using cron job which executes after every 5 minutes which is basically updating mysql table. This folder spool/mqueue is showing 112GB ...
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1answer
297 views

proxy servers with ips from various other countries

I am trying to setup a proxy server for a few members of my team. I want to give it to them through my VPS server, what I want to know is I want to give at least 30 IPs from different country then ...
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586 views

monitor goes to sleep and won't wake up

We have about 80 systems running ubuntu 12.04 64bit desktop edition. We are facing a strange problem. Everything works fine except that after the monitor goes to sleep, if we don't wake it for long ...
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1answer
467 views

gksudo nautilus doesn't work. Ubuntu Terminal

I'm trying to open my /etc/apache2 folder through terminal. I tried running gksudo nautilus and gksu nautilus. Both doesn't show anything and do not show any errors in terminal. But nautilus works ...
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X Error of failed request: BadCursor (invalid Cursor parameter) when recording Xvfb with ffmpeg/avconv

I am trying to record video output from Xvfb using ffmpeg or avconv. I start Xvfb with: $ Xvfb :29 -screen 0 1024x768x24 When I later try to record display :29 with avconv (same output for ffmpeg): ...
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92 views

Wifi doesn't work - system or hardware issue?

I have a Dell Latitude e360 laptop (64-bit arch) that previously had 32-bit Windows 7 on it. Wireless worked beautifully on it. It has a slide button on the right side for manually turning the ...
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684 views

Kinect Motor Device Not Detected

I'm trying to install a kinect on Ubuntu 12.04. Unfortunately, lsusb shows that the motor device is not detected : Bus 002 Device 009: ID 045e:02c2 Microsoft Corp. Bus 002 Device 010: ID ...
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1answer
633 views

New VGA cable (5 meter length) does not allow display setting 1920 *1080

My Ubuntu 12.04 Desktop is having LED HDMI 1080 Full HD (ViewSonic) monitor. Which allows me to set display settings (maximum) 1920 * 1080 (16:9) if the VGA cable (monitor manufacturer supplied) ...
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79 views

Windows 7 shows all drives when on Ubuntu

I have a laptop and a desktop. On my Desktop I have Windows 7 Pro 64 bit and I just recently installed Ubuntu 12.04 on my laptop. In Ubuntu I setup samba, and attached myself to the network which ...
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228 views

windows 7 not resolving a specific host

In my home network I have a desktop (ubuntu 12.04 - as a server), laptop (Windows 7 Ultimate x86 for work) and android phone. Since I installed samba3.6.3 with apt-get and configured shares only I ...
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Yellow noise (small lines) when Chrome is playing video

When I try to play video on Google Chrome Version 24.0.1312.52. I see small yellow lines over a video. How can it be fixed? Thanks. UPD Ubuntu 12.04 LTS That problem appears only when I play videos ...
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1answer
382 views

Why don't my certificates match?

I'm configuring a VPN with OpenVPN without interfaz, the problem is when I try to connect, it says: TLS Error: TLS key negotiation failed to occur within 60 seconds (check your network connectivity) ...
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250 views

Cannot play a non-commercial video DVD

I have tried everything to play my DVD that contains two folders: Video_TS & AUDIO_TS. After searching I saw that players like VLC (Ubuntu and Windows) or PowerDVD (Windows) should be able to play ...
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1answer
9k views

How to fix certificates verification creating a VPN (OpenVPN)?

Ok, I'll explain what I did... and at the end is the queston. THank you! To set up my VPN I installed OpenVPN in server and client machines. On server I configured the cert Authority in the file ...
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1answer
488 views

QEMU: How to find bottleneck in my virtual machine?

I am running an ubuntu virtual-machine on a 12.04 ubuntu server. Unfortunately the machine is extremly slow (just htop consumes 15%), even though having 8 cores etc. Do you know a way to find the ...
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1answer
43 views

Ubuntu Server 12.04 misnamed user account during setup

If I accidentally misnamed my user account during the initial installation, for example if I type "devdmin" instead of "devadmin", is there a way to change that account username? The reason I ask is ...
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1answer
13k views

Access Denied while logging in via SSH (PuTTY)

I'm having trouble logging in to my server via ssh (PuTTY) on a new username that I created. During the initial installation of the server, I set up a username of "admin". While logged in as "admin" ...
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383 views

Convert RAW files with DCRAW while maintaining ICC profiles

I would like to decode my Canon EOS 6D camera RAWs using DCRAW. My problem is that I want to retain the original picture style of the photo (including the ICC profile) during the RAW conversion to ...
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2answers
5k views

Midnight Commander doesn't use .mc/ini file

I installed Midnight Commander and tried to change the colour scheme, but unfortunately it doesn't apply the ~/.mc/ini file. It's Midnight Commander 4.8.1, on Ubuntu 12.04. When I installed it, it ...
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1answer
916 views

Windows 8 Pro Hyper-V Manager network connection

Need to create a VM instance of Ubuntu 12 hosted on Windows 8 Pro. Discovered Hyper-V. Got it installed like a charm with OS booting up real nice. However, for the life of me and at least two hours ...
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1answer
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executing a shell-script through makefile

i am trying to create a .deb file that first installs the dependency that is stored in the some folder, for that i have created a shell script. My issue is executing the shell script through make file ...
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1answer
119 views

How to make the file: /etc/default/isc-dhcp-server editable(writable)?

I am in process to set up a DHCP server on Ubuntu 12.04 Desktop. I need to edit the file: /etc/default/isc-dhcp-server How can I make it editable and save after applying necessary changes?
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How to make GNOME 3 hibernate from timeout using pm-hibernate

I am running Fedora 17 with GNOME 3 as my desktop, and have set up the machine to hibernate after idle for 1 hour. However, instead of switching off the machine appears to be on with the fan running. ...
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807 views

Getting Cinnamon back after copying over old configuration files?

I recently got a new computer and installed Mint Cinnamon. I then copied over the contents of my home directory from my previous computer, which was using Ubuntu 12.04. Upon rebooting, the Cinnamon ...
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1answer
361 views

How to Install XP and Ubuntu dual boot on a RAID 0 and RAID 1 respective setup?

I know that installing XP and Ubuntu in a 'normal' (non-RAID) environment is easiest when installing XP first as the MBR isn't overwritten by XP if XP is installed after. But if I have a RAID 1 setup ...
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228 views

Is it possible to create a RAID 1 array for ubuntu and install xp on a non-RAID part of the drive?

I was wondering if it is possible to setup a hardware RAID 1 array on 2x1TB drives for the installation of Ubuntu 12.04 whilst leaving some space free outside of the RAID array to install Windows XP ...
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1answer
235 views

Store Thunderbird emails in external hard drive (Ethernet) and let client machine read from there

Is it possible to do that? I am running Ubuntu 12.04 LTS. Alternatively, could I install Thunderbird in that drive so as the emails be considered as "local" files, and then let each machine lunch its ...
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1answer
388 views

Windows shows more then 4 primary partition which are in fact Logical in ubuntu

I have installed Ubuntu 32-bit on Windows 32-bit. Windows shows more then 4 primary partition which are in fact Logical in ubuntu. Help me Fix this without re-installing any OS. Windows 7 disk ...
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136 views

Black screen - is it possible to repair nVidia video driver in Win Vista Business Pro using Ubuntu?

I have researched the faq and can not find an answer to this problem. I am currently trying out Ubuntu 12.04 on a bootable USB stick. I have Windows Vista Business Professional as my main OS. I ...
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1answer
1k views

External Hard drive not accessible [duplicate]

Possible Duplicate: Recover harddrive data I've got a WD 500GB external hard drive. I've been using it for over a year now but suddenly ran into this problem where neither Windows 7, nor ...
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Make .sh file executable

I have a .sh file which is not becoming an executable. I tried doing it in the properties but as soon I ticked the checkbox, the tick vanished in a second. I then tried sudo chmod +x filename.sh ...
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Can you run “fsck.ext2 -fycc /dev/mapper/truecrypt1” on an unmounted Truecrypt device?

Can you run "fsck.ext2 -fycc /dev/mapper/truecrypt1" on an unmounted Truecrypt device? The "extra c" in the -fycc causes it to do a supposedly "non destructive" read-write (Similar to what ...
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1answer
1k views

Linux memory usage doesn't add up

I try to monitor the memory usage in my ubuntu server. When I run 'top' command, it shows 70% of the memory is used. (shown in the 'Mem:' line). But I want to find the processes that take my memory ...
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2answers
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Why does the command mv return the message mv: cannot move Device or resource busy on Linux?

I was attempting to move files from one directory to another and was displayed the following message although the files were moved. Why does display the "error" and what does it mean? When does it ...
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How do I setup my Ubuntu 12.04 PPTPD Server properly?

Ok so I have setup a PPTPD server and configured it appropriately. Here is my pptpd-options: name pptpd require-mschap-v2 require-mppe-128 ms-dns 8.8.8.8 ms-dns 8.8.4.4 proxyarp nodefaultroute ...
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1answer
903 views

FFMPEG video merging issue

I want to concatenation 2 or more videos, using FFMPG but after join videos it has audio/video syncing issue, i used following code for that ffmpeg -i input1.flv -qscale:v 1 intermediate1.mpg ffmpeg ...
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2answers
3k views

W: Failed to fetch 403 Forbidden error when running the command apt-get update

I was handed a laptop from a user who had been travelling in the Oceania region and attempted to run the command apt-get update however was returned the message W: Failed to fetch ...
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3answers
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Forcing refresh of a dhcp lease on an Ubuntu client

My Ubuntu 12.04 VM (in VirtualBox) has an IP of 10.0.0.67, I have deleted the lease in the DHCP server and set a reservation for 10.0.0.64. Despite multiple restarts, turning off and on the ethernet ...
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1answer
349 views

Unable to boot windows 8 after ubuntu 12.04 installation

I just got my new notebook with windows 8 pre installed. After installing ubuntu 12.04 when I try to boot windows 8 it says "Automated Recovery in Progress" which fails afterwards and shuts down the ...
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209 views

USB Mouse (wired) is not working on login screen after updating Ubuntu 12.04

I have installed ubuntu 12.04 and after updating it my USB Mouse (wired) stopped working on Login Screen it self. Kindly provide the solution if anybody have. Thanks in advanced.
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1answer
370 views

scp over ec2 ignoring a directory?

Facing a problem while using scp to download a file from AWS EC2 instance(to which I have assigned a elastic IP),scp is ignoring the my-store folder. But when i access the ec2 instance over ssh, I can ...
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150 views

Not able to login to Ubuntu 12.04

I am using VMPlayer to run ubuntu 12.04 as a guest OS with host being Windows 7. When I try to login to my account it says that the password is not correct. However, if I switch to console mode by ...
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Window focus hops between windows in The Gimp 2.6 on Ubuntu 12.04 - how do I configure this?

f I run the gimp and have one image open for editing and use hot keys to perform operations (e.g. Alt-I, s, 600, Alt-S), after I am done the focus moved from the editing window to the toolbox window. ...
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588 views

EC2 Ubuntu with WordPress can't connect to RDS

I have set up a WordPress website on a Ubuntu 12.04 Amazon ec2 machine by following this tutorial except the fact that I haven't created a MySQL database and I am using an amazon RDS MySQL service. ...
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143 views

ubuntu dereference links when copying in nautilus

I recently collected a bunch of files I wished to share as a folder of links, and then dropped that in my Dropbox, these then appeared as symlinks to the other people using the folder and were quite ...
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1answer
78 views

wierd and difficult to describe samba issue

client windows 7 samba running on ubuntu 12.04 LTS I've been running samba on this box for a few years now without issue. All it does is share out the home directory. In the home directory is a ...
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1answer
863 views

How to route specific traffic through OpenVPN?

I'm running a server at home with rtorrent and apache2. I would like to route my rtorrent traffic via OpenVPN and since im kinda new to OpenVPN and iptables i would like to have a user friendly guide. ...
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2answers
791 views

Ubuntu 12.04 error message E: dpkg was interrupted

In Ubuntu 12.04 I got an error message saying: E: dpkg was interrupted, you must manually run 'sudo dpkg --configure -a' to correct the problem. After I ran that command, nothing happened and the ...