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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/tmp folders keep popping up on ubuntu desktop?

I have Ubuntu 12.04 and /tmp folders will pop up on the desktop for an unknown reason. They'll take over the screen if I leave them for long enough. How can I troubleshoot / stop this from ...
0
votes
1answer
17 views

Cannot ping domains and ips from ubuntu server

I have a Ubuntu server which is running without any issues for the last one year.But now there is a wired issue caught my server and take server offline frequently. I can connect server via VNC ...
0
votes
1answer
19 views

“NetworkManager is not running”- error. After manually upgrading nmcli to 1.0.6 on ubuntu 12.04

I need to use the new version of NetworkManager on ubuntu 12.04. I've installed NetworkManager-1.0.6 from source code, from gnome Projects web site (And allot of it's dependencies). After ...
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0answers
5 views

since yesterday's software update, lubuntu 12.04 hangs at startup

Updated my lubuntu 12.04 yesterday on my Toshiba nb205. Rebooted after software updates and now it hangs at startup process. I never get to logon screen. Just blank screen.how to fix? I updated via ...
0
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1answer
16 views

How to install FlightGear - Flight Simulator

Im trying to install FlightGear - Flight Simulator, from sourceforge. File: flightgear-3.4.0.tar.bz2 I extracted the tar.bz2 file it's now a file flightgear I don't know what to do next? Im lost. I ...
2
votes
1answer
207 views

why is there more than one python 2 command in ubuntu 12.04?

so while playing with some aliases I realized that there are three python commands (without taking into account the python 3 commands) in the terminal: python python2 python2.7 So my question is ...
13
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2answers
27k views

What are the rcuos/rcuob processes I'm seeing in top?

I ran top, and I see lots of rcuos/rcuob processes. Here's a sample of top output: top - 21:41:15 up 22 days, 19:20, 1 user, load average: 0.00, 0.01, 0.05 Tasks: 332 total, 1 running, 331 ...
7
votes
3answers
8k views

How to switch workspace via mouse wheel in 12.04

I had this feature in 11.10 after using a tweak by Ubuntu tweak. The new version for 12.04 seems not to have this tweak. How can I get this tweak?
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3answers
5k views

Why doesn't the bootable USB show up in the BIOS?

I followed all the instructions on the Ubuntu website as to how to install Ubuntu using a bootable USB. I got the linux pendrive thing, formatted the USB, and have nothing on it besides what was put ...
1
vote
1answer
2k views

Making an Ubuntu installation disc UEFI bootable

I'm trying to install Ubuntu 12.04 on a machine with UEFI (Windows 8). Following Rod Books, I managed to get my system to boot using rEFInd. However rEFInd does not offer me any options to boot from ...
7
votes
2answers
30k views

How to clear bad sectors in hard disk using ubuntu

My hard disk has developed more than 1200 bad sectors and it is failing to install any operating system. I am using ubuntu 12.04 through my pen drive. I need to zero fill my hard disk. Please advice. ...
0
votes
1answer
4k views

How to change default signature font in thunderbird 13.0.1 used in ubuntu

How to change default signature font in Thunderbird 13.0.1 used in Ubuntu? I am able to setup my signature but with default fonts, I want those default font to be changed in my signature. also when ...
0
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1answer
15 views

does ubuntu 12.04 support HDMI

does ubuntu 12.04 support HDMI because for some reason it doesn't work with me
2
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2answers
4k views

Unable to Connect MTS Mblaze modem in Ubuntu 12.10?

I am using Ubuntu for 1st time and I do have an modem MTS Mblaze in India which I am using in Windows. But when I tried to connect in Ubuntu 12.10 using give default method (i.e. choose country, ...
3
votes
4answers
7k views

Parallel Port Problem in 12.04

I have a “dumb” printer attached to a parallel port in my machine which works fine under the “other” resident operating system (from Redmond) on the same machine. I recently added Ubuntu 12.04 as a ...
0
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0answers
11 views

Bind9 statistic channels No such Url

Ok,so i'm installed and configured my bind9 --with-libxml2 # dpkg --list | grep libxml2 ii libxml2:amd64 2.8.0+dfsg1-5ubuntu2.5 amd64 GNOME XML library ii ...
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1answer
64 views

Ubuntu apt-get upgrade error on ubuntu 12.04

I am trying to use command sudo apt-get upgrade command on mu ubuntu 12.04 maching But is is showing me the error .This is after i upgraded my php 5.4 to php5.5. You might want to run 'apt-get -f ...
0
votes
3answers
2k views

No sound 12.04 (Dummy output)

Its been weeks with no sound. I feel like Ive tried everything but somethings just dont seem right. I am a new user and so far i love Ubuntu but this sound issue is making me unsure. Im NOT muted. Ive ...
0
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0answers
9 views

Ubuntu Teamspeak 3 Could not connect to display

Im trying to install Teamspeak 3 on Ubuntu 12.04. I have installed Ubuntu Desktop and it still says this when I try to start the teamspeak sh file. Does anyone know why this is happening and how I can ...
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' ...
1
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2answers
12k views

How can I reinstall pulseaudio? (12.04 64bit)

I accidentally removed pulseaudio from my Ubuntu 12.04 64bit. I have tried reinstalling it using sudo apt-get install pulseaudio but my sound card doesn't appear in the list of the devices (in ...
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4answers
1k views

Xmonad changes font in terminal

When I fire up a GNOME-Terminal in 12.04 This is the sort of font I get: I really like it and want to keep it. When I run Xmonad and fire up a GNOME-terminal I get this sort of font: Why are ...
1
vote
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 ...
1
vote
1answer
10k views

Why cannot Ubuntu 12.04 detect windows 7 (dual boot)

I was trying to install Ubuntu 12.04 alongside with windows 7. I only have one hard drive (1TB), and I first installed window 7 on one partition. Now there are about 500GB unlocated space on the disk, ...
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votes
8answers
28k views

12.04 hangs at “checking battery state”

My 12.04 system hangs at "Checking battery state". At this stage, no commands work eg: Ctrl+Alt+f1, or Alt+f5. I ran recovery mode, and ran the following commands: sudo mount -o remount, rw / sudo ...
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0answers
15 views

Error messages on the terminal when installing Wine on Ubuntu 12.04

ive just found interest and information in Ubuntu and its benefits. Thing is that im a studying vb.net programmer and a hobbyist of other programming languages. I downloaded the wine package 1.4 and ...
0
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1answer
10 views

Any Dream Journal/Diary software?

I remember reading about an open-sourced company that developed dream journal software, I think I remember downloading it after i had upgraded to 12.04. Does anyone know if anything exists today, for ...
0
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2answers
3k views

Setting up a bluetooth audio-microphone headset on ubuntu 12.04

I recently purchased a Henson BTH033 bluetooth headset with a built in microphone. I would ideally like to use it as my primary audio-microphone output-input on my ubuntu install. Here is my ...
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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
votes
4answers
5k views

Tata Photon Plus not working in Ubuntu 12.04 though configured and was running once upon a time.

I have installed Ubuntu 12.04 few months back. My modem, Tata Photon Plus got connected after a number of unsuccessful trials and I browsed the net successfully. But since a month, it is not getting ...
2
votes
1answer
372 views

Private Storage Cloud

I'm absolute new to this area. So, please be gentle :-) I'm looking at the possibility for my company to start a private storage cloud using cheap hardware and software. For example, SATA storage ...
1
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2answers
6k views

How do I open the boot menu?

I want to uninstall 12.04 and install Ubuntu 13.04 instead. When I was installing Ubuntu 12.04 from Windows 7 opened the boot menu F12. I have read that on Ubuntu to enter the boot menu I have to ...
0
votes
1answer
13 views

How apt-get install some certain version of CMake?

How can I install some certain version of CMake via apt-get install ? Is there any limitation in ubuntu 12.04 about CMake version?
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4answers
7k 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 ...
4
votes
1answer
386 views

Getting my File Manager to link to my Google Drive

I have a very small amount of storage on my computer and would like to conserve it, so I would like to know if there is a way to mount my Google Drive in Thunar or Nautilus on Ubuntu 12.04.5 LTS. ...
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0answers
16 views

12.04 LTS can't boot from battery [closed]

I am new to Linux and have installed CAELinux xubuntu 12.04 LTS. The install seemed to work, but the problem is when I try to log into my account while using my battery and not a/c power. At first ...
3
votes
1answer
750 views

Can I make my Ubuntu make sounds when I press Caps Lock etc.?

On the computer upstairs we have an option to make the computer make a sound when we press Caps Lock, Number Lock and Scroll Lock. Is there a way to do this on Ubuntu 12.04?
2
votes
1answer
4k views

Dock bar, maximize, and minimize buttons disappeared after doing a “reset to defaults” in CCSM

Recently i installed compiz configuration manager after that i went to unity under that and clicked "reset to defaults". This caused the dock bar to disappear and also close maximize and minimize ...
0
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0answers
15 views

Error while connect Bluetooth from the command line in ubuntu 12.04?

I have been trying to connect my Android phone to my Ubuntu 12.04 PC using bluetooth. I have connected a bluetooth dongle to my Ubuntu PC. I have followed the steps below: To get the adapter: $ ...
1
vote
1answer
24 views

Install new Java on old system

I have old Ubuntu Linux 2.6.8 i686 with JRE 1.4 in it. I have no possiblity to upgrade system, but I would like to upgrade my Java. I suppose I can have big problems while installing newest java to ...
1
vote
1answer
4k views

With Kernel 3.5.0-21 the wireless card Realtek RTL8723AE-BT stop working

Yesterday, I updated my Ubuntu 12.04 to the Kernel 3.5.0-21 and the wireless card stop working... In other threads I saw the same problem with another kernels. Anyone have the new driver? I sent a ...
0
votes
1answer
152 views

Installing Ubuntu on a laptop with an SSD [duplicate]

I want to install Ubuntu on a laptop with an SSD. Will it be a problem in general to install Ubuntu on a laptop with an SSD instead of a laptop with an HDD? Which Linux kernel version is best for a ...
0
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0answers
13 views

Manual Partitioning with Dell Recovery's Ubuntu fails

I try to do manual partitioning using Dell Recovery's Ubuntu 12.04 supplied with my Dell laptop. It starts OK but at some stage it fails. When I accept default partitioning everything works well. Then ...
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2answers
4k views

How to uninstall programs in ubuntu if they are not in Software Center? 12.04

I've installed a program through the terminal, the program is Cuttlefish. Now I want to uninstall it and I can't find it in teh software Center. How can I do it? Thanks!
0
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2answers
7k views

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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3answers
7k views

How to install again Update Manager after uninstalling it

I tried asking many times on few Ubuntu forums how to deal with my non-responsive Update Manager, but all I was getting was the same stuff (run it from the terminal, run some lines, apt-get update ...
0
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3answers
5k views

Not able to configure Reliance Netconnect USB dongle with Ubuntu 12.04 LTS

I've a Netconnect USB dongle which is I am not able to use with Ubuntu 12.04 LTS. I am noob lsusb Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub Bus 002 Device 002: ID ...
0
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1answer
20 views

Run script at startup in /etc/init.d/

Trying to make my script run at startup by placing it in /etc/init.d/. But this doesn't helped. What else I must do?
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0answers
17 views

Wine application in system tray

Using Ubuntu 12.04 with Unity. Somehow I managed to minimize one Wine application into system tray from where it cannot be restored - it does not respond neither to double-click nor to right-click nor ...
0
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0answers
15 views

syslog still receiving entries after filter to seperate file

First time posting. Trying to get remote devices to into separate log files and not in the main syslog file. Have created a filter for remote devices to go to a separate file per host, but still ...