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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How do I get network connection and WiFi working on Dell Inspiron 1520 and Ubuntu 12.04?

When I booted from the USB key, it popped up a notification for additional drivers, and then it installed an ethernet driver so at least the ethernet cable worked. After I installed and booted from ...
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6 views

Ubuntu 12.04 and 14.04 both freeze except you can still use keyboard and mouse

After a period of time which seems to be the same every time (although i have not timed it) everything on the desktop freezes, except for the keyboard and mouse. I tried disabling everything in the ...
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0answers
10 views

SAYTIME not starting up on boot

OS : Ubuntu 12.04 PC: Compaq CQ40 Background of issue: I have installed a speaking clock command line application "SAYTIME" .Its working when I execute padsp saytime -r 3600 -f %P%k%M. So I decided ...
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0answers
9 views

auto switching headphones and TV suond

I use Ubuntu 12.04.05 LTS and I have a problem. If I plug my headphones in my pc, the sound doesn't switch automatically from TV to headphones. I have to go Settings > Sound and change manually the ...
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2answers
11k views

How to install .debs in a folder using a single command?

Hello I'm using Ubuntu 12.04 Beta 2 and I've got the .debs of the softwares I had been using in Oneiric. I wanna install them all!! But the problem is I can't install them one by one [due to shortage ...
3
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6answers
5k views

Unable to drag brush tool in Photoshop CS5 in 12.04

I was able to use Photoshop CS5 perfectly on Ubuntu 11.10. After upgraded to 12.04 I've noticed that when I try to use brush tool in by dragging the left mouse button I cannot get continous effect on ...
0
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1answer
18 views

Ubuntu 12.04 ODBC connection to MySQL

I have task - write CEL events into mysql. I wrote next setting: odbcinst.ini => [MySQL] Description = ODBC for MySQL Driver = /usr/lib/i386-linux-gnu/odbc/libmyodbc.so Setup = ...
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0answers
12 views

Shutdown button is not working as expected in Ubuntu 12.04 LTS

Generally when we click shutdown from top right menu, it gives option for restarting or shutting down. But in my case it simply logs off the user without any prompt. What could be the issue ?
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0answers
7 views

Ubuntu 12.04 can't see CentOS 7 LVM?

My desktop was tri-booting between Ubuntu 2.04, CentOS 6, and Windows. I installed CentOS 7 in the space that CentOS 6 used, but update-grub doesn't result in the new CentOS showing up. I can only ...
5
votes
2answers
24k views

Where is eclipse platform plugin folder?

Today I installed Eclipse via sudo apt-get install eclipse-platform. Now I need to access the plugins folder and can't manage to find it anywhere. I don't have much experience using ubuntu, so I don't ...
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0answers
42 views

Ubuntu 15.10 update-motd.d not affects the MOTD

I added a new file 80_own-motd to the /etc/update-motd.d directory on my Ubuntu 15.10 Server. #!/bin/sh echo ">>>>>>Welcome to my Ubuntu ...
2
votes
2answers
628 views

Toshiba Satellite L645D screen brightness does not work on Ubuntu 12.04

I've installed Ubuntu 12.04 on my Toshiba Satellite L645D and the screen brightness does not work. Any suggestions?
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3answers
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How to create a service on Ubuntu Upstart

I have a Java executable program that I can run by typing java -jar abc.jar in terminal. How can I run it as a service? I want to run it as a service like by typing service abc start.
1
vote
4answers
11k views

Does Kaspersky Antivirus 2012 work on ubuntu 12.10?

I'm new to linux and I have installed Ubuntu 12.10 on my laptop , I just wanted to know if it is possible to install kaspersky on Ubuntu. I know that we can install .exe files in ubuntu with wine. ...
2
votes
1answer
18k views

Ubuntu 12.10: Package libc6-dev-i386 is not available

I'm building 32 bit boost thread libraries on 32 bit Ubuntu 12.10. When building I get the error /usr/include/gnu/stubs.h:7:27: error: gnu/stubs-32.h: No such file or directory I googled the problem ...
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0answers
31 views

“Ghost” Windows Appear Frequently on Screen

As shown in the picture below, I frequently get multiple "ghost" windows that appear throughout my screen (only one shown here). The only way to get rid of them is to reset my computer, but they ...
30
votes
3answers
74k views

How can I install Qt 5.x on 12.04 LTS?

If you want to develop with QML 2.0 and Qt5, the base packages don't seem to exist in repository for 12.04. What PPA should I add? Is it a binary installer? a compile the toolkit yourself? Those ...
2
votes
1answer
4k views

Dual Screen will only mirror after 12.04 upgrade

I have been using Ubuntu with a dual screen for years now, after upgrading to 12.04 LTS i cannot get my dual screen working properly Graphics: 01:00.0 VGA compatible controller: Advanced Micro ...
2
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1answer
3k views

Create FTP users with limited access only to home directory Ubuntu 12.04

I'm having Ubuntu 12.04 server and I have installed VSFTPD service for FTP. I'm trying to create a FTP user who has access only to /var/www/ directory and all permissions for sub-directories. ...
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0answers
9 views

Ubuntu server 12.04 kernel panic

I am trying to figure out the reason for the Ubuntu 12.04.4 server freezing. OS and Kernel: Ubuntu 12.04.4 LTS (GNU/Linux 3.11.0-15-generic x86_64) This is a vanilla installation without any ...
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4answers
3k views

Unable to run Ubuntu 12.04 without USB flash drive

Yesterday I installed Ubuntu from a USB flash drive. Now, when I turn on my notebook, it displays only _. When insert the USB drive it's ok. I tried changing BIOS settings: some booting options, but ...
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1answer
22 views

Why is the “Add” VPN button grey?

I wanna click on the "Add" button but I can't :l Pleases help!
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0answers
16 views

Ubuntu changed my passwords (login & KWallet) itself

Today I was unable to log in to my Ubuntu: password was changed itself (!). Yesterday (7 Feb 16) all worked OK, last password change was 20 Feb 15. I am the only user of PC and reseted the password ...
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2answers
17 views

Wifi connections not showing in menu (ubuntu 12.04)

Not getting the option to select or even able the wireless connections in networking tab. Have also tried to restart the system couple of times and still not working. Following are the output on ...
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2answers
5k views

Diskless with Ubuntu 12.04

I'm trying to setup a new diskless solution with ubuntu 12.04 without any success. I followed this Diskless Ubuntu HowTo But the initramfs seems not to be able to mount my nfs share. On my server ...
2
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4answers
15k views

How to change permission external hard drive in ubuntu 12.04

I want to copy any file to my external hard drive. But always when I tried to do this I have next output: cp: cannot create regular file /media/NameOfCard/[file]' : Read only file system I also ...
14
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3answers
77k views

Upgrade OpenSSL on Ubuntu 12.04

I wanted to upgrade OpenSSL to 1.0.1 on an Ubuntu 12.04 system. I have noticed that an apt-get upgrade openssl does not end up upgrading OpenSSL. Is the newer OpenSSL supported on Ubuntu? I have also ...
3
votes
2answers
8k views

Better driver for synaptics touchpads

Ubuntu is said to have a 'generic driver' - does this mean it is missing features? There are a few features I miss from my touchpad under windows. I will list some of them here: 1.) Circular ...
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0answers
22 views

12.04 soon to not be supported anymore

when 12.04 lts is no longer supported (April I think?), ok that means no more updates. But will the software repositories still be here? I hope so, because I tried to change to 14.04, but my told me ...
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0answers
11 views

nVidia driver messed up Blender

I bought a new nVidia card for Blender. Simply to use it as a render node (I think it is called that if you don't use it for display only to render the scene). I downloaded the appropriate .run file ...
4
votes
1answer
4k views

How can I troubleshoot why Ubuntu keeps crashing on my laptop?

I have a one year old Acer Aspire 4752G netbook running Kubuntu 12.04 LTS with all the latest distribution updates installed. It was previously running great until about a week ago when it suddenly ...
0
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1answer
5k views

Changing resolution in Ubuntu Server 12.04

I'm a linux newbie and I've now tried lots of different ways of doing this, but every single one fails somewhere - usually because they pertain to Ubuntu desktop rather than server and rely on ...
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2answers
729 views

Lenovo S10 BCM 4312 (rev 01) WiFi not functioning

just created live USB 3 days ago and have been reading the forums here about getting WiFi card to work. Love the Lubuntu OS. Here is what I have done so far: Ran: sudo apt-­get update Ran: sudo ...
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votes
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' ...
0
votes
1answer
45 views

How safe is it to use “sudo -i”

I have few applications which I need to run on root permission. Am pretty new to Ubuntu, the kind of shortcut I do to gain root access was that I open a new terminal with sudo -i and will launch my ...
8
votes
3answers
53k views

How to check for errors in RAM via linux?

I have ubuntu 11 running off a 3.6gb usb flash/stick drive. System has 4gb ram and blank harddisk (wiped using DBAN tool). How do i check if there are no errors in my RAM ? Is there a guaranteed way ...
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0answers
13 views

Removed package i should probably not have done (libffi6)

So i got a conflict in packages that required different versions of libffi6 package. So i removed this package and tried to reinstall it. Probably should not have done that is a lot of programs where ...
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3answers
4k views

Ubuntu 12.04 does not shutdown

I am using Ubuntu 12.04 amd64 desktop. It worked fine, but after the last update, the system does not shutdown. It gets stuck with the last line on the screen being: unmounted /kernel/debug I ...
37
votes
3answers
51k views

How do I set a shortcut to screenshot a selected area?

In gnome's screen shot program, the quick keys PrtScn captures the entire screen and alt+PrtScn captures the active window. Is there a way to script or set up the third capture option of a selected ...
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0answers
13 views

Network gnome-control-center crashes

i have this issue on my Ubuntu 12.04.5 LTS when i open the system settings (gnome-control-center) > Network the window just disappears, launching it from terminal it gives this : ...
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2answers
6k views

No back light on my Acer Aspire 5734z

I installed Ubuntu (12.04) on my Acer Aspire 5734z and the back light stopped working. I have tried the fix by editing the grub file posted on here a couple of days ago but that hasn't fixed it. I ...
0
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0answers
14 views

Upgrade 12.04 -> 14.04 : libc6

I just tried to upgrade a 12.04.5 server to 14.04.1 and got the following error message during the upgrade of the libc6-bin package: (Lese Datenbank ... 408104 Dateien und Verzeichnisse sind ...
9
votes
3answers
4k views

How do I load the synaptics driver on 12.04? (Scrolling does not work)

I have installed Ubuntu 12.04 on my new Lenovo z580 laptop. The touchpad maker is Synaptics. However Ubuntu is unable to load the Synaptics driver, although the driver has been installed. Due to this, ...
3
votes
4answers
3k views

cannot make ubuntu 64-bit v12.04 install work

I decided it was time to update my ubuntu (single boot) computer from 64-bit v10.04 to 64-bit v12.04. Unfortunately, for some reason (or reasons) I just can't make it work. Note that I am attempting ...
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3answers
2k views

Problem installing 12.04 in efi mode

Edit: I was told that my question was confusing and couldn't be understood. I'm completely rewriting it so it will make sense. Same question, just rewiting it. Here it is... -> I'm installing a 64 ...
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7answers
16k views

Failed to install bootloader

I am trying to install Ubuntu 12.04 by creating a USB Boot Disk. I am using a 500 GB External Hard-drive ("Elements"). I get through the first part of using the start-up disk creator. I select ...
2
votes
2answers
6k views

Nvidia Powermizer Performance Levels

Is there anyway to configure Nvidia Powerimizer performance levels? My current setup has 3 power levels with the lowest one being 50mhz. The problem with this it that it lags compiz when it goes to ...
2
votes
2answers
4k views

Canot resolve package dependencies

Ive fresh installed ubuntu 12.04 and wanted to look for updates. An error occurred and asked if i want to repair dependencies. So I did what it asked for but it failed again and again and again. Same ...
0
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1answer
24 views

Cleaning the harddrive

I am using a headless Ubuntu 12.04.5 LTS (GNU/Linux 2.6.32-042stab111.12 i686). I recently got a message that the harddisk was full. Is there a way to download all file paths with sizes and to ...
3
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6answers
6k 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. ...