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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10
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3answers
12k views

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 ...
0
votes
0answers
32 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 ...
29
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
votes
1answer
4k 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. ...
0
votes
0answers
10 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 ...
3
votes
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 ...
1
vote
1answer
30 views

Why is the “Add” VPN button grey?

I wanna click on the "Add" button but I can't :l Pleases help!
0
votes
0answers
19 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 ...
0
votes
2answers
20 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 ...
1
vote
2answers
6k 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
votes
4answers
16k 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
votes
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 ...
-1
votes
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 ...
0
votes
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
votes
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 ...
0
votes
2answers
736 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 ...
4
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
47 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
54k 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 ...
0
votes
0answers
16 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 ...
1
vote
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 ...
0
votes
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 : ...
1
vote
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
votes
0answers
16 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 ...
0
votes
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 ...
16
votes
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
votes
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
votes
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. ...
1
vote
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 ...
0
votes
1answer
17 views

How to install libc6 2.17 on 12.04

I am attempting to install the video editor Lightworks using dpkg. When I try, it says Errors occured when installing. I used the graphical package installer instead, and it said that the dependency ...
8
votes
3answers
80k views

Install on Second Hard Drive with startup boot option?

In theory, what I want to do is very simple, but I've done some google research and read some posts on this site and I'm still confused. I want to keep win7 on my primary C:\ drive, and install ...
0
votes
1answer
4k views

How to add a specific keyboard layout in LXDE?

I'm using Ubuntu 12.04 with Unity and LXDE. I use a phonetic keyboard layout to write Bengali in Unity. Now, I want to use LXDE, because of its better performance on my PC, but problem is that, I ...
-1
votes
0answers
14 views

Ubuntu 12.04 not booting [duplicate]

Problem:- When i switch on my laptop it automatically goes to grub menu without using shift. Even after choosing linux kernel it is not booting and just end up showing the following message mount: ...
4
votes
2answers
501 views

Network sharing for android

I am on ubuntu 12.04 and I want to create a wifi hotspot to be used with my android device. Now I know there are so many tutorials available every where and that I have all options in network tab to ...
2
votes
2answers
4k views

Bars do not disappear watching videos full screen

I just installed Ubuntu 12.04. I switched to the classic view because I didn't feel comfortable with the unity. When I watch videos or movies, I double-click (as always) to make them full screen. But ...
9
votes
3answers
6k views

How to suspend from command line such that screen is locked?

I'm using Xubuntu 12.04. In the Power Manager, I have checked Extended -> Lock screen when going for suspend/hibernate. If I choose to suspend from the main menu / Panel 1, the screen is locked. ...
1
vote
1answer
6k views

Validity Fingerprint Sensor not detected

I have a VFS471 Validity Fingerprint driver that is not detected in my HP Probook 4530s. Can someone help?
0
votes
1answer
18 views

Required library libflowmanager not found

while compiling ubuntu doesn't found libflowmanager library.please provide the apt command for libflowmanager library. Error: configure: error: Required library libflowmanager not found; use LDFLAGS ...
1
vote
3answers
9k views

Told command dpkg cannot be found

On issuing the command sudo dpkg -i (package name) at chronos@localhost ~ $, I get the response sudo: dpkg: command not found. Anyone know why? I'm trying to load version 3 of network-manager and ...
0
votes
0answers
120 views

Firefox 44 Crashing on certain videos

I'm running into an issue where firefox keeps crashing when I run across certain videos. This happens particularly when I scroll through facebook and run across an embedded html5 video. The response ...