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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5
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2answers
81k views

Change permissions on all folders and files

I have ubuntu 12.04. I want to change permissions on all folders and files at the same time so that anyone can modify or remove them.
0
votes
1answer
133 views

FLareget wont show any file on the list after reboot

I am using flare-get as download manager on my Ubuntu 12.10 OS. I am downloading a large file for a long time. Due to some reason in the middle of download i had to restart my PC. I pause my running ...
2
votes
2answers
725 views

How to remove software installed from source, where “make” was not used?

I download this package and following the instructions on the website i untared its package in /usr/local/share and used ./install command to install it. now I need to remove it. Is there anyway to ...
0
votes
2answers
12k views

Ubuntu 12.04 , Download Flash videos from nowvideo website?

first of all i'm apology to ask this repeated Question. Actually i'm new to Ubuntu, previously i'm using Windows in that using Internet Download Manager i'm download all the videos file and one more ...
1
vote
2answers
5k views

My headphones mute AlsaMixer when I plug them in, HP DV6 12.04

Whenever I plug any type of headphones into one of the audio out connectors on my hp dv6, alsa mutes them, muting the "speaker" setting(see attached image). This also happened in Fedora, so it's a ...
2
votes
0answers
240 views

Dynamic switching between Ethernet and Wifi

At my university, or specifically in my dorm, Ethernet speed is a sluggish 10 Mb/s. Wifi, on the other hand, is as much as 100 Mb/s if you have a good antenna - I do not, so speeds range from 50 Mb/s ...
0
votes
2answers
565 views

fstab error on boot

I want a 2nd hard drive to mount at boot I have this in /etc/fstab UUID=7726e231-4373-451d-8588-930becd772c6 /home/server/common ext4 0 1 When starting I get an error, did I misconfigure ...
4
votes
2answers
812 views

install Ubuntu 12.04 system requirements [duplicate]

My computer's information: Processor Intel Pentium 4 3.00ghz (2CPU) 2046MB RAM Can I install Ubuntu 12.04? Or will it be slow ?
1
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1answer
34 views

Are 64 bit releases for 12.04 or 12.10?

Where do I obtain 64 bit 12.04 & 12.10? My computer is 64 bit.
1
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1answer
258 views

How to install Ubuntu in a toshiba a A-45 satellite laptop?

I have tried several time to install Ubuntu in my Toshiba laptop model A45. I have not been able to do it, my Toshiba laptop does not recognize the Ubuntu CD to boot from it and it will not boot from ...
2
votes
1answer
9k views

Fail to mount on boot

I have just created a Ubuntu server and all is working well however at boot I receive the following error message which is causing problems. I am running Ubuntu Server 12.04 Here is the error any ...
0
votes
1answer
86 views

Dual booting Ubuntu with Windows 7 on a single hdd with common slaves?

I have a question...when using multiple partitions for shared access, do you use '/media/' as the mount point, or is there a different way to set this stuff up? I'm setting up a multimedia system ...
0
votes
0answers
51 views

how to correctly configure nvidia GT-520MX on ubuntu 12.04? [duplicate]

I'm trying to be able ubuntu graphical effects and unity 3D with the video card in the title on my samsung np300e5a. They seem to run fine with a live cd or usb but they don't on a fresh install. I ...
0
votes
2answers
110 views

disk partition in Ubuntu [duplicate]

I have installed Ubuntu 12.04 to my whole 1tb system due to lack of disk partition time.Now how can I make disk partition in Ubuntu for 1TB hard disk and install windows.
1
vote
1answer
1k views

Eclipse and the g++ - how is it work

I am using ubuntu 12.04. I have eclipse juno. I wrote test.cpp : #include <iostream> using namespace std; int main() { cout << "!!!Hello World!!!" << endl; // prints !!!Hello ...
1
vote
1answer
452 views

cannot make live snapshots on ubuntu 12.04 xcp-xapi

I have installed xcp-xapi on ubuntu 12.04, I can run VMs perfectly but I cannot make live snapshots, I receive the following error message: xe vm-snapshot new-name-label=my_snap ...
1
vote
1answer
1k views

ubuntu 12.04 totally freeze while browsing or virtualBox

My system: ubuntu 12.04 64-bit 8 GB memmory Intel Core i3 540 AMD ATI RV710 [Radeon HD 4350] - graphic driver I have tried to figure out what is causing the freeze, but not found it. It happens ...
1
vote
2answers
3k views

How to install AR5523 chipset wifi in Ubuntu 12.04?

My usb wifi device is OvisLink Evo-W108USB lsusb Bus 001 Device 008: ID 0cf3:0002 Atheros Communications, Inc. AR5523 (no firmware) I tried to install rpm from manufactured after convert to .deb ...
4
votes
2answers
21k views

Remote desktop from Windows to Lubuntu

Is there a way to remote connect (via windows remote desktop) to my Ubuntu server which has the Lubuntu Desktop, just like is possible with Unity?
0
votes
1answer
477 views

12.04 LTS and nvidia-current don't work

Recently, an automatic security update upgraded my Nvidia driver to "version current". Upon restart, I have a blank, but otherwise functional logon screen and desktop screen. By that, I mean the ...
0
votes
2answers
549 views

answered Windows 8/Ubuntu 12.04 dual boot

I've had trouble with installing on an external hard drive like I planned to, so I've decided it would be better just to set up a dual boot on my system. I've been searching to make sure I do it ...
1
vote
2answers
722 views

OS Not found in the GRUB after Complete installation

I have an HP Pavilion dv6 laptop which initially came with windows 7, runs on Intel core i5,has 4GB of RAM and 640gb of hard disk space.Few months back i installed windows 8 on it. But finally i ...
1
vote
1answer
155 views

Files are listed as wrong size in 12.04

Hi all got a weird situation here. The other day I noticed when I wanted to seed a file for an older torrent, that the file size was wrong on my computer. The torrent said the file was say 450 mb, ...
4
votes
4answers
18k views

install jdk in ubuntu

I am trying to install oracle jdk7 64bit on my computer. And I found this How do I install Oracle Java JDK 7? However I found that it use the update-alternative -install to install the jdk which is ...
1
vote
1answer
322 views

How to hide icons from System Settings?

I installed Ubuntu Tweak and noticed an icon for it in System Settings. Is it possible to hide the icon?
1
vote
1answer
3k views

Grub on start up changed color from purple to black?

A while ago, i reinstalled 12.04 on my computer and a few day later when My system restarts after updating itself, the grub is no longer purple. It is just black and I didn't change anything that ...
0
votes
1answer
69 views

How to remove file logicaly?

I have a file on my computer which was called just one.flv , I deleted this file but the problem here is that the icon of the file still appeared and when I try to do any operation on it from terminal ...
1
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0answers
141 views

Can't boot Windows 7 after installing Ubuntu 12.04

I installed Ubuntu 12.04 64 bit yesterday and now I can't boot my Windows 7. What can I do now ?
1
vote
1answer
71 views

Choose a suitable version of Ubuntu [closed]

I need to choose a suitable version of Ubuntu Where the computer is very fast. My computer information: Processor Intel Pentium 4 3.00ghz (2CBU) 2046MB RAM Which version is available to me 12.4 ...
5
votes
3answers
20k views

Ubuntu doesn't see my phone (Sony Xperia Tipo)

When I connect my phone Xperia Tipo to my Ubuntu 12.04, the USB icon does not appear in a launcher. lsusb gives me following results: Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub ...
2
votes
2answers
2k views

Ubuntu server reporting difference disk capacity than Virtualbox

Need help figuring out why Ubuntu is mis-reporting disk capacity on a VM. Just installed Ubuntu 12.04 Server LTS 64 bit on a Virtualbox (version 4.2.10) virtual machine. I also installed the Ubuntu ...
2
votes
2answers
109 views

rsyslog set 3 Access Points to log to same file?

I've been looking at examples of rsyslogs but most seems too programmer centric for me. I need 10.10.10.12, 10.10.10.13, 10.10.10.14 to get 1 shared log file. This gives me the log I want into my ...
1
vote
1answer
156 views

Is there a user-friendly setup to reduce performance and fan thresholds?

My Dell Vostro 4450 with Ubuntu 12.04 started heating (>95°C) when its on heavy load and charging battery (sometimes it freezes in this conditions). When on heavy load but using battery, it stabilize ...
1
vote
1answer
93 views

how can I reinstall ubuntu without internet connection

I was installing updates and ubuntu crashed. Now I don't have the internet connection anymore. How can I install ubuntu back without internet connection?
0
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1answer
96 views

Laptop suddenly rebooted

My laptop has rebooted suddenly without any warnings, but it has closed all programms, and killed all processes as if it was me who send it in reboot. The question is - where in logs can I see what ...
0
votes
1answer
98 views

How do I remove video files that are stuck on the applications/places toolbar?

Moving some video files around I mistakenly pushed them onto the applications/places toolbar. There they stay. I can't get rid of them. (Ubuntu 12.04 LTS) /home/peter/Pictures/Screenshot from ...
2
votes
3answers
3k views

How to open skype in one window 12.04?

How can i open skype like windows for example when we open skype on ubuntu it has multiple windows For contacts For current call For chat is it possible to open skype like we open skype on xp / 7 ...
1
vote
1answer
755 views

Ubuntu won't boot from USB 12.04

I've tried 4 different versions of Ubuntu now and I can't get them to boot. I have tried both universal usb and unetbootin with no luck. I have 2 different usb drives I'm trying to use both 4 ...
2
votes
1answer
2k views

3rd and 4th serial port not configured on startup

Ubuntu 12.04.2 LTS 3.2.0-39-generic-pae Hi there, the PC I'm working on has 4 serial ports. ttyS0 and ttyS1 function properly straight from startup, ttyS2 and ttyS3 do not. here is the relevant ...
2
votes
2answers
176 views

4Gb sd recognized as 1.6Gb

I used as dd command to make my 4GB sd card bootable for arch linux arm as explained here since it didn't work I tried formatting the card in my ubuntu again but now it recognizes it as a 1.6GB card ...
2
votes
1answer
1k views

ps error /proc must be mounted - but works as root

This is an OpenVZ VPS box. For example: $ ps Error: /proc must be mounted To mount /proc at boot you need an /etc/fstab line like: /proc /proc proc defaults In the meantime, run "mount ...
1
vote
0answers
1k views

what is the proper way to kill update-manager hung installing the 3.2.0-40 kernel?

Update-manager is hung bringing my 12.04 up to the 3.2.0-40 kernel. The cancel button is greyed out. Is it safe and adequate to click the x icon? If not, what sequence to kill the hierarchy of ...
2
votes
1answer
2k views

Grub “quiet splash” + linux-image-3.2.0-40-generic + full disk encryption = boot failure

From this morning the boot process on my laptop is no longer working. The only relevant change from yesterday (when all was working fine) has been a kernel update (from 3.2.0-39-generic to ...
0
votes
1answer
279 views

Internet connection working only on home WiFi

I'm having serious problem with my WiFi connection, respectively with the internet connection. My laptop is Lenovo EDGE E 530 3259-4DG . I'm able to connect to any WiFi, but then the internet ...
1
vote
0answers
327 views

How do I prevent Ubuntu 12.04 from locking, when using Win7 in VirtualBox?

I use Ubuntu 12.04 plus Windows 7 from VirtualBox. The thing is that, when I am in Windows "too long" (longer than the time after which Ubuntu normally locks), Ubuntu locks. It's not expected, because ...
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
3answers
2k views

Change LXDE desktop context menu

I am currently running on LXDE, and I'm curious as to whether there is a way to change the context menu when right clicking the desktop. I'd like to replace Xterm with LXTerminal. Is there a config ...
2
votes
1answer
355 views

dual booting with windows 7 and ubuntu 12.04 and partitioning

I have a current setup on my desktop PC using Windows 7 32bit Currently, i have 2 partitions C: for system files and programs installed D: Here are all files such as videos, songs,ebook, etc What ...
4
votes
1answer
599 views

Setting an admin user via the GUI - command line equivalent? [duplicate]

To designate a user as an administrator from the GUI, you can simply open-up that user's properties and select the Account type as the "Administrator" option. If the user already exists, what ...
0
votes
1answer
1k views

wine install problem

$ sudo apt-get install wine [sudo] password for hergul: Reading package lists... Done Building dependency tree Reading state information... Done Some packages could not be installed. This may ...