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.

learn more… | top users | synonyms (9)

1
vote
0answers
16 views

12.04 LTS -> 14.04 LTS: An error occurred while restoring previously-installed applications

I'm attempting to upgrade an existing installation of Ubuntu 12.04.5 LTS to 14.04.4 LTS in a 5.0.10 VirtualBox VM. After several hours of attempting to get do-release-upgrade to find any new releases ...
0
votes
0answers
19 views

squid cache not working properly

I installed the squid3 cache server in Ubuntu sucessfully and I configured squid.conffile (http access allow) and made http proxy ip changes in Firefox browser. Whenever I try to access something in ...
1
vote
0answers
16 views

PFree is 0 on a drive that shouldn't be full

I run a ubuntu 12.04 Server mainly for Owncloud and haven't been able to use apt-get upgrade. When I ran sudo apt-get -f install it said there might be a problem with space in my filesystem. df showed ...
0
votes
0answers
48 views

packages ubuntu

i have problem packages ubuntu plz help me Reading package lists... Building dependency tree... Reading state information... Package libicu48 is not available, but is referred to by another package. ...
0
votes
0answers
42 views

Can't login to my account with neither gdm nor lightdm

What I've tried: I am able to login as myself via tty I can login as guest (graphical) Installing gdm and using that instead of lightdm (see title) ~/.Xauthority is empty and owned by me. ...
0
votes
0answers
10 views

squid caching problem

I installed the squid3 cache server in ubuntu sucessfully and i configured squid.conf file ("http access allow") and made http proxy ip changes in firefox browser. When ever i tried to access some ...
1
vote
1answer
59 views

Notification when Wifi disconnect

I run a script in terminal but sometimes wifi disconnects and script stops working. I am mostly away from the laptop, so is there a way to make me notify with sound when wifi disconnect? In ...
0
votes
1answer
30 views

grub error when booting ubuntu

I have 2 hard drives on my server and i have previously installed CentOS on one of the hard drives(not sure which but i am guessing the second) I install fresh Ubuntu 14.04LTS on the first one i ...
0
votes
1answer
20 views

Question about the RTAI and version Of kernel

I have a ubuntu 3.8.0-29 geniric and the gcc 4.6.3 . I will to install the RTAI , what is the version of kernel and the version of kernel to download ?
1
vote
0answers
42 views

LTSP failed to establish RDP connection

Could you please help me? I installed a ltsp server on a ubuntu 12.04 machine in order to use it as a thin client to connect to the terminal server of the company. i did installed ltsp-server ...
0
votes
1answer
37 views

Dropbox fail in Ubuntu 12.04

I tried installing Dropbox in Ubuntu 12.04 in the computer that is provided by my university. I do not have root privileges. I tried to install it through Ubuntu Software Center. When I did a reboot ...
0
votes
0answers
18 views

Upgrade to Ubuntu 12.04 and Networking will not work now

I had 10.04 Lucid and I updated to 12.04. After that I had network access for the first couple of days and then it stopped connecting. I went back to a previous version and it did connect the first ...
-1
votes
1answer
21 views

I want an Ubuntu 12.04 whith Kernel 3.4.6

I could not find a copy of ubuntu 12.04 Where the kernel ia 3.4.6 . I want to download an Ubuntu 12.04 (kernel 3.4.6). Possible link to download.
0
votes
0answers
19 views

How to remove file with ????? permission [duplicate]

I am not able to delete files/folders as I see some files/folders with permission ??????. How to remove them? Files are sitting in share folder of my Windows/Ubuntu machine drwxrwx--- 1 root vboxsf ...
0
votes
0answers
16 views

upgrade 12.04 to 14.04 hung at ttf-punjab fonts

I have a fresh 12.04 lts system which i am upgrading to 14.04 while upgrading Distribution package is hungup at unpaking ttf-punjab fonts and it is not showing the list distrribution package window ...
0
votes
0answers
13 views

How do I install wireshark on Ubuntu 12.04 offline? [duplicate]

The target machine running Ubuntu 12.04 has no network access. I downloaded the 3 source files from here https://launchpad.net/ubuntu/precise/+source/wireshark and copied them to my target box. I ...
2
votes
0answers
48 views

apt-get -f install removed nearly everything

In an attempt to install some statistical software (SAS), I attempted to install virtual box while running in Ubuntu 12.04. I was unable to do so and prompted to use apt-get -f install which I did. ...
1
vote
1answer
42 views

kill all process greater than some process ID and match with particular name

I want to kill all google chrome process which is run via CRON. */5 * * * * export DISPLAY=:0 && google-chrome --app=http://localhost/runmysql.html so the process which has lower process ...
0
votes
2answers
50 views

Making a bootable 12.04 Ubuntu Image on a flash drive

Downloaded ubuntu-12.04.5-desktop-amd64.iso.torrent from http://www.ubuntu.com/download/alternative-downloads. Downloaded Universal-USB-Installer-1.9.6.3.exe from ...
0
votes
1answer
54 views

Why SanDisk Cruzer Glide 8GB can't be made bootable by StartupDiskCreator?

I am trying to setup some USB drives to boot Ubuntu 14.04.4 or 15.10 from on my VAIO (Intel® Core™2 Duo CPU T6500 @ 2.10GHz × 2) using the Startup Disk Creator utility. After copying files from the ...
-2
votes
1answer
53 views

Fix duplicate error sudo apt-get update .Help me!

I trying update security ... sudo apt-get update And faiel... Reading package lists ... Done W: Duplicate sources.list http://archive.canonical.com/ubuntu/ precise entry / i386 partner Packages ...
0
votes
1answer
40 views

Wireless Networks not showing up! [duplicate]

I am using Ubuntu 12.04. I am new to Ubuntu. When I click on the internet icon in the upper-right-hand corner, it doesn't show any wireless networks under "wireless networks." I went to Additional ...
1
vote
0answers
29 views

How do I remove a duplicated global application menu?

I encounter this event at least three times per day: Following a suddenly one second of black screen, a duplicated global menu will appear. I have to reboot to remove it, but this event will happen ...
0
votes
0answers
11 views

Migrate from logical volume to a physical drive

I have old Xen server which has machine created on a logical volume on the server, how can i migrate the machine to a physical system? Note: I can mount the logical volume via live CD
0
votes
0answers
69 views

Ubuntu 12.04 LTS : Unable to install php 5.6

I am trying to install php 5.6 on ubuntu 12.04 LTS. I am following the following steps : sudo add-apt-repository ppa:ondrej/php5 sudo apt-get update sudo apt-get install python-software-properties ...
0
votes
1answer
102 views

How to add 0.0.0.0 in hosts file before every domain in gedit?

When I add 0.0.0.0 i do it manually and it takes long time, how to apply in one step. for example i want block admedia.com and subdomains , i open terminal and type sudo gedit /etc/hosts, and put ...
0
votes
1answer
27 views

Cannot display this video mode on boot

I have googled around, but nobody seems to have found a solution for this problem. This computer will not boot to Linux cds, so i have installed ubuntu on a hard drive and then put the hard drive in ...
0
votes
0answers
50 views

How to run Wi-Fi direct P2P on 12.04?

Does the solution in the (old) post How to get wifi direct( wifi p2p) on my HP DM1 laptop? apply to 12.04 as well? I already have the wpa_supplicant v0.7.3 from the Software Center. iw list shows ...
0
votes
0answers
10 views

Ubuntu 12.04 Missing Taskbars!

I have no taskbars and im super confused, i just shut off my computer at school, and when im at home and i want to use it i have no taskbars for whatever reason. My desktop screenshot.
1
vote
0answers
88 views

No sound from inbuilt speakers from dell inspiron 15 3542 series ubuntu 12.04

I have dell inspiron 15 3542 series laptop with ubuntu 12.04 as operating system. Yesterday I had executed following commands from terminal sudo apt-get update sudo apt-get upgrade The above ...
0
votes
0answers
26 views

“The system network services are not compatible with this version” error on Ubuntu 12.04 partitioned through Samsung Chromebook 2

I recently partitioned my Samsung Chromebook 2 for Ubuntu 12.04. For some reason I can't use the internet in the Ubuntu partition because of a "SSL connection error." When I try to enter the Network ...
0
votes
1answer
2k views

Where is the junk folder that I created in Thunderbird on an ubuntu system?

I am using Thunderbird on Windows 7 to fetch emails from my ubuntu server. I found my mails being stored in /var/qmail/mailnames/domain.de/info/Maildir/cur but neither in ...
1
vote
0answers
41 views

IPSec VPN connectivity from Ubuntu to AWS

I have configured the VPN gateway and related settings at AWS side. Now I have to connect to the vpn from my Ubuntu machine. I am using my android mobile phone to access internet into my laptop via ...
0
votes
0answers
24 views

Ubuntu 12.04 issues with Nvidia Driver

I'm running 12.04 on a Dell laptop, and I'm connected to an external Dell monitor. Graphics: $ lspci -nnk | grep VGA -A1 01:00.0 VGA compatible controller [0300]: NVIDIA Corporation G86M ...
-1
votes
1answer
46 views

How install/unistall Xfce on Ubuntu 12.04 without uptade?

I would like to know how to install Xfce alongside unity? I'm running Ubuntu on a 2.66 GHz Intel pentium 4 machine, with 1.50GB RAM. Is fast really user ubuntu/gnome. I want very fast without problem ...
3
votes
0answers
28 views

enable parallel port interrupts/ access in Ubuntu 12.04

I need to interface a mid 1990s laboratory instrument to Ubuntu 12.04 for moderately high speed data acquisition ( 100 Usec) from the instrument . The instrument requires ( will not even run without ...
0
votes
2answers
122 views

Anyone else still getting Chrome updates on 12.04 64-bit?

I run Ubuntu 12.04 on a chromebook (ChrUbuntu) and have the Chrome browser installed. Upon opening Chrome, I get the message that it won't receive updates, and a link to Google's page which says ...
0
votes
0answers
25 views

redirect site behind load balancer

I have tried changing the /etc/hosts file to redirect the site to a specific server behind the load balancer. x.x.x.x sitename.com The sitename.com page is served by that specific server x.x.x.x ...
0
votes
0answers
131 views

How to install GCC-4.4.5 compiler in Ubuntu 12.04 64-bit?

I am using ubuntu 12.04 64-bit on VMwareFusion. Three packages have already installed: gmp5.0, mpc0.8.2, mpfr3.1.4, in gcc-4.4.5 and I followed the following steps. $ sudo ./configure ...
0
votes
0answers
27 views

TCP session establish problem

I have multiple quagga instance running in lxc doing some kind of network simulation. BGP-protocol run fine between quagga containers. But when connecting quagga to Cisco ios, TCP-session which is ...
0
votes
0answers
36 views

Shift + Insert does not work in ubuntu

I am new to Ubuntu, I have installed Ubuntu on VMware and when I copy something from Windows and paste it on Ubuntu (using Shift+Insert) it does not work. Also, I am not able to ssh (ssh unknown ...
0
votes
1answer
65 views

Can not read file, either file does not exist or there are permission problems

I have installed moodle 3.0 in Ubuntu. When browsing web, it displays the following error: Can not read file, either file does not exist or there are permission problems How can I solve this?
1
vote
0answers
21 views

Upgrade 12.04.5 LTS to 14.04 LTS in sandbox fails

I tried to upgrade my server with Ubuntu 12.04.5 LTS to 14.04 LTS with do-release-upgrade in sandbox mode, but it fails when upgrading grub: ...
0
votes
0answers
24 views

Skipping incompatible libs when compiling Taucs under Ubuntu 12.04 64-bit

After many failures trying to compile Taucs under my Ubuntu 12.04 64-bit, I searched for the reason and reached this question. Unfortunately, non of those answers worked for me. As in the question, ...
0
votes
0answers
67 views

After fixing chrome GPG Key getting precise-getdeb NO_PUBKEY on 14.04 LTS

After fixing the GPG key problem with Google Chrome in 14.04 LTS: sudo sed -i -e 's/deb http/deb [arch=amd64] http/' "/etc/apt/sources.list.d/google-chrome.list" ...
0
votes
0answers
20 views

Best way of adding bluetooth and upping wifi spotted on old netbook (Lenovo S10)?

I'm running 12.04 on a Lenovo S10 (4333) that currently has the sick nic and no bluetooth. Can I install an Intel 6230 to up Wi-Fi speed and get BT? I tried adding a usb wifi adapter and it ...
0
votes
1answer
188 views

Enable Qualcomm Atheros QCA6174 with Ubuntu 12.04 already but have no idea about backports package

I just installed Ubuntu 12.04.5 LTS (kernel 3.13.0-83-generic) alongside win10 in my new Acer V5-591G. Since its wireless card (Qualcomm Atheros Device [168c:003e] (rev 32) ,QCA6174) isn't ...
1
vote
0answers
28 views

Alt+tab stops working randomly

The Alt+Tab is a key combo that I use really often for switching between programs, but occasionally it doesn't appear at all. The Super+W still works and I've gotten to the habit of using it instead ...
0
votes
0answers
73 views

Multiple OS in PXE thin client ubuntu server 12.04 LTS

I'm running thin client environment in Ubuntu 12.04 server (PXE diskless boot). When booting the thin client, I want it to prompt me to select an OS to choose to boot. Current image path: ...
0
votes
0answers
90 views

apparmor and fsck showing up late in syslogs and causing usb driver crash

Running 64 bit 12.04 LTS on an x86 I have an intermittent touchscreen usb driver crash I'm trying to isolate and it's giving me fits. I've been able to isolate three occurrences of the problem in ...