Ubuntu 11.04 (aka Natty Narwhal) is the 14th release of the Ubuntu Linux distribution.

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Ubuntu 11.04 - when running OpenGL in window makes it choppy

I'm doing something with Ogre3D, but as i see when i run it in Window mode it's choppy, but with high fps( cca 150 ). When i run it in fullscreen mode everything works fine. I saw this behaviour only ...
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580 views

Updated Ubuntu 11.04 from 10.x and vim's menu bar disappeared

Since the update gvim no longer displays a menu. The toolbar continues to work as expected. I have tried :set guioptions-=m :set guioptions+=m From within vim, and on advice from a similar problem ...
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How to automatically execute a shell script when logging into Ubuntu

How do I get a script to execute automatically when I log in? Not when the machine starts up, and not for all users, but only when I (or any specific user with the script) login via the GNOME UI. ...
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how to set default browser for broadcast in Ubuntu 11.04

omnipresent ~/rails $ sudo update-alternatives --config x-www-browser [sudo] password for xxxx: There are 2 choices for the alternative x-www-browser (providing /usr/bin/x-www-browser). Selection ...
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883 views

Ubuntu Server drops network connection after certain activity

I have some older hardware (Celeron dual-core) that I've just installed Ubuntu Server 11.04 on. My intent is to use it primarily as a file server, but I thought it'd also be fun to try and run a Team ...
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414 views

Windows not booting after restoring Ubuntu 11.04 bootloader

I was having a multiboot setup with Windows 7 Home Premium and Ubuntu 11.04. I upgraded Windows to Windows 7 Ultimate. To restore the boot loader, I used something like the following command from ...
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sudo keeps asking me for my password in fish shell

sudo in Ubuntu keeps asking me for my password for every command. Previously, I only had to enter the password once, and then it would be remembered for a period of time. This recently changed, ...
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Quickly view PDF files in directory

Is there a way to view/browse PDF files/graphs quickly while flipping through them in Ubuntu Narwhal (kind of like in OS X's Finder where it shows an "image" of the pdf when you select it without ...
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VirtualBox Booting from Raw Disk Error

I'm using Ubuntu (11.04) on a triboot machine, and I'm trying to boot the XP partition at /dev/sda1 using VirtualBox. I've run VBoxManage internalcommands createrawvmdk -filename sda.vmdk -rawdisk ...
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Can not connect to daap share from outside local network

I have an Ubuntu desktop (11.04) at home which I'm using as my music box. It has both ssh and tangerine installed. I opened necessary ports on the machine, first. Then, I added two firewall rules to ...
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1answer
481 views

Ssh connection freezes

I have an old P4 system which is running Ubuntu 11.04. The machine is connected to the internet via a USB wireless adapter, and it has openssh installed, so I can connect to it from other computers in ...
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1answer
731 views

How do I stop display and another email of changes when running aptitude full-upgrade after receiving apticron email notifying of the same changes?

My home server used to run Ubuntu 10.10 server with apticron installed, which periodically (via cron) sends emails when updates to your installed packages are available. This email includes a list of ...
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2k views

Problem updating with apt-get

I'm running Ubuntu 11.04 with gnome-shell and I have a conflict in apt-get that don't let me upgrade / install new packages (my system is in Spanish, because of that some output is in this language) ...
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2answers
12k views

How to install the latest version of Ruby and Ruby on Rails in Ubuntu?

I installed Ruby with the command apt-get install ruby1.9.1, but when I enter ruby in the console, nothing happens. I have to use the command ruby1.9.1-v ruby 1.9.2p0 (2010-08-18 revision 29036) ...
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2answers
543 views

how can I convert video files to nook color format on Ubuntu 11.04

I need to convert some video files (avi, mpeg etc) to Nook color format. Here is an excerpt from their faq page. NOOkcolor supports the following video file formats: 3gp, 3g2, mp4, m4v; MPEG-4 Simple ...
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0answers
906 views

Ubuntu Natty: 32-bit userland, 64-bit kernel?

I'm trying to manually install a 64-bit kernel for 32-bit Ubuntu. I have my reasons for doing so, but they're too complicated to explain here. Prior to Natty, this worked fine. Now, on Natty, I get ...
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2answers
412 views

Can't sudo ruby gems binaries on Ubuntu 11

I am ruby1.8 user, as well as gem; it's library manager system. gem is able to install binaries, like rails and bundle. But I could not get access for this guys until I added this line to my .bashrc ...
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507 views

How to use arrow keys while navigating through file tree?

How can I use the arrow keys (right and left) to fold or unfold directories (tree nodes) within e.g. Nautilus or Eclipse instead of using the space bar? Is it possible to bind this? (Note: This is ...
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1answer
398 views

Icons in Ubuntu 11.04 + Unity are wrong

I am running Ubuntu 11.04 Desktop (32-bit) in a virtual box instance. I have the VM running with the new Unity desktop and it working fine except the icon set and the toolbar are showing up as the ...
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2answers
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Ubuntu restarts randomly

Since I updated to 11.04 my Computer seems to restart randomly. The screen goes black, sometimes it comes back If I move the mouse or press a key on the keyboard (but maybe that was just coincidence) ...
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3answers
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How to install Ubuntu 11.04?

I have a new question, how to install Ubuntu 11.04? I want step by step instruction because I am afraid to ruin my main OS - Windows. I want to install on another partition and I want to know how to ...
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540 views

Problem with my partitions?

I needed to split my hard disk into 5 partitions for installing Ubuntu 11.04. The firs one (*) was for system reserved - 100mb, second (C) was the installation of Windows 7, third (D) was for my work ...
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777 views

Ubuntu 11 Unity, how to open several instances of Nautilus with keyboard?

On the default installation of Ubuntu 11.04, if I press Windows key + 1, a Nautilus windows will open. If I press it again, it just brings the one Nautilus already opened to focus. I want to actually ...
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Ubuntu 11.04 xulrunner: command not found?

Now i install Pencil-1.2-0-linux-gtk software in my ubuntu 11.04 system, here i found this problem. xulrunner: not found
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Switch to previous workspace in ubuntu

Is there any way to assign a key in ubuntu to switch to the previous workspace. I know there are keys to switch to workspace on left, right, up and down. But I want to switch to the previous workspace ...
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2answers
487 views

When I move a window partially offscreen, the offscreen part shows on next/previous desktop

I'm using Ubuntu 11.04; when I move a window partially offscreen, the offscreen part shows on the next/previous desktop In the screenshot below you can see CompizConfig (opened on the second desktop) ...
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Suspicious behaviour of twistd

Recently I installed Ubuntu 11.04 on my laptop with all the latest updates. For the last two days I've been observing that my network traffic is showing 100% usage (max bandwidth) even when all the ...
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1answer
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rsyslogd in Ubuntu 11.04 ignoring lines in conf file?

Not too long ago, I posted this question, and got an answer that works perfectly in Ubuntu 10.10 and Linux Mint 10. What it did was send kernel messages as they occurred to a script. In my case, it ...
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1answer
553 views

Mapping sixaxis motion sensors to keyboard in Ubuntu

I'm writing an Ubuntu application for stereoscopic augmented reality using a head mounted display and a DS3 sixaxis in place of traditional mag tracers for head tracking: To save myself a lot of ...
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1answer
3k views

Ubuntu 11.04: No Audio Output

I installed a fresh copy of Ubuntu 11.04 earlier this week and I'm having trouble getting my audio online. It was working fine in 10.04 and all the resources I can find on troubleshooting seem to be ...
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2answers
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Natty freezes constantly after install

I've just installed 11.04 and now at random everything freezes. The keyboard responds but the only thing that seems to unlock it is a reisub. I never had this problem before and I've had this computer ...
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2answers
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bash:terminal access to camera files? (mounted as “gphoto2://[usb:001,003]/DCIM/…” - can't find them!

I cannot find any of my camera image files (connected via USB), despite them being listed in Nautilus (Ubuntu 11.04), labeled gphoto2://[usb:001,003]/DCIM/104_0308/... How can I cd to that location??
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my gvim settings are all messed up after upgrading to Ubuntu 11.04

my gvim settings are all messed up after upgrading to 11.04. When I try to launch gvim I get errors like: Error detected while processing /home/laptop/.vimrc: line 1: E185: Cannot find color ...
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4answers
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Re-enable editable file path in Nautilus

I'm using Gnome Shell with Ubuntu 11.04. I'm liking it a lot so far, but the only issue is the fact I can't type a file path into Nautilus; I only get the silly breadcrumb buttons. Can someone point ...
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3answers
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Change Ubuntu 11 scrollbars back to the old style

The question: I've installed Ubuntu 11.04 and the new scrollbars in Nautilus, GEdit, etc. are driving me insane! How do I go back to the old (Ubuntu 10.10 and earlier) scrollbars? The explanation ...
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357 views

Unable to login to Ubuntu

I am not able to login to Ubuntu. It boots like normal but hangs when showing the wallpaper, without any panels loaded. The cursor is the waiting circle (hourglass equivalent) and nothing happens. ...
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Installing existing Ubuntu 11.04 (guest) in VirtualBox on Windows 7 (host)

I have successfully installed existing Ubuntu 10.10 on Windows 7 host as explained in this blog post. Everything worked. I did a clean install of Windows 7 and Ubuntu. Then I tried to follow the same ...
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ntop won't install properly after reinstall (Ubuntu 11.04)

I installed ntop (with all its dependencies) like this: sudo apt-get install ntop After that I decided to remove it by issuing the following commands: sudo apt-get remove ntop sudo apt-get ...
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1answer
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Kubuntu 11.04 Japanese input method

I've tried using iBus as a Japanese input method. I installed it from the repositories, as well as ibus-anthy, and it's sometimes functional, but not on Firefox or Thunderbird, which is where I need ...
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1answer
2k views

how to see size of a window while resizing in ubuntu 11.04

before, i used ubuntu 10.04. i would resize gvim window and would see it's size while resizing. A small box would show rows x columns. this behavior is absent in ubuntu 11.04. does anyone know how to ...
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1answer
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installing the latest R version (2.13.0) on Ubuntu 11.04

I just upgraded my Ubuntu desktop 10.10 to 11.04. I everything works fine except when trying to update the current R 2.12.1 to R 2.13.0. I followed the readme: ...
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Intermittent Xorg crashes under Ubuntu 11.04

Since upgrading Ubuntu yesterday, I've seen several instances where my session has crashed and forced me back to the login screen. A quick peek at the Xorg logs shows a segmentation fault with the ...
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1answer
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Ubuntu 11.04: Banshee doesn't play

In Ubuntu 11.04, Rhythmbox still works fine but Banshee is silent. Is anyone else having such a problem, and if so how did you fix it?
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1answer
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network manager indicator disappeared in ubuntu 11.04

i just upgraded my ubuntu 10.10 to 11.04. I was trying to check out new indicators and i saw this one called indicator-network. I installed it to check it out. It was not showing me the the ad hoc ...
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3answers
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How to get Ubuntu 11.04 GUI to appear

I upgraded Ubuntu to 11.04, but when it rebooted, I saw some command-line stuff, but no GUI. So I downloaded the .iso, and tried to boot from that. Exactly the same thing happened. The GUI is there - ...
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Newly upgraded Ubuntu 11.04 VM not booting

I have just upgraded to 11.04 on my VirtualBox VM, and after I start it, it begins to load, but it stops at the line * Checking battery state... [ OK ] I have tried the recovery mode, but to no ...
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4k views

Making Synaptics Palm Detection Work Under Ubuntu 11.04

I'm currently using a MacBook Pro (5,5) with Ubuntu 11.04. Everything works great except palm detection with the Synaptics driver. If I use the "multitouch" driver, palm detection works great. In the ...
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PHP Fatal error: Call to undefined method PEAR::raiseErro() in /usr/share/php/PEAR/REST.php on line 165

when running pear upgrade the following error is raised: PHP Fatal error: Call to undefined method PEAR::raiseErro() in /usr/share/php/PEAR/REST.php on line 165 PHP Stack trace: PHP 1. ...
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1answer
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VMware tools are not compatible with Ubuntu 11.04

I upgraded Ubuntu to the latest version (11.04) on VMware 7 with a lot of effort to boot the virtual computer from GRUB CLI. Then I reinstalled the VMware tools again since I couldn't run Unity Mode. ...
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Why are all files +r (readable) by others in Linux (Ubuntu)?

I don't know if this is an easy one to answer, but I have a VPS and I have noticed a while back that all files created can be read by other users (because files are +r for "others", for some reason). ...