Codenamed "Natty Narwhal", this version was released on Apr 28, 2011 and is no longer supported since Oct 28, 2012. Questions about unsupported versions are likely to be closed as off-topic.

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51
votes
2answers
62k views

What's the difference between GDM and LightDM?

What is the difference between GDM and LightDM? How can one switch between them. I mean if I have selected LightDM during installation process, will I be able switch to GDM?
46
votes
1answer
38k views

Where is /var/log/messages?

Just installed natty, and cannot find /var/log/messages. Also, /var/log/daemon.log is missing. What happened? Why are they no longer present? And where I can find the same log information?
32
votes
0answers
11k views

How do I switch to the Classic GNOME Desktop? [duplicate]

Possible Duplicate: How to revert to GNOME Classic? How can I setup the Natty Classic Desktop to be "really" classic? I want to have the menus in the application window and I want to have ...
31
votes
2answers
27k views

How can I restart compiz from tty? (& Related, how can I set up a fallback WM?)

So I'm testing Natty, and Compiz keeps crashing on me. I expect this sort of thing from alpha software, of course, but it doesn't always give me the option to restart compiz, and for some reason ...
31
votes
8answers
152k views

How do I run a 64-bit guest in VirtualBox?

I would like to have an Ubuntu 11.04 64-bit test environment. When I try booting the Ubuntu 11.04 64-bit installation CD in VirtualBox, the following message is displayed by VirtualBox: VT-x/AMD-V ...
31
votes
4answers
9k views

How to fix black tooltips in Eclipse?

I am having a weird problem with Eclipse documentation tooltips. When I startup Eclipse the tooltip works as expected: But after I press the down button the tooltip turns black: and stays like ...
30
votes
6answers
6k views

Is there a way to blacklist an individual application from using overlay-scrollbars?

I am having problems with some programs when using overlay-scrollbars, mainly Code::Blocks and Eclipse. I've found several ways of disabling the overlay scrollbars completely, for all applications, ...
29
votes
7answers
89k views

NVIDIA drivers not working after upgrade. Why can I only see terminal?

Tonight I upgraded to 11.04. Problems. Once I had finished the upgrade, I restarted my computer as it told me too. When I got past the ubuntu 11.04 (purple background orange dots), it simply went to ...
29
votes
2answers
21k views

How do I use the GNOME Panel in Unity?

I really need to use the GNOME Applets, is there a way to do it?
28
votes
5answers
31k views

how to stop apache2, mysql from starting automatically as computer starts?

my os is 11.04. i have apache2 & mysql installed. how to stop apache2, mysql from starting automatically as computer starts?
28
votes
1answer
4k views

How do I turn off the alt-shift-uparrow keybinding in GNOME?

After upgrading from 10.10 to 11.04, the key sequence ALT-Shift-UpArrow now seems to have a window-manager level definition. It seems that this is a new unity key sequence. However, I'm using ...
27
votes
2answers
19k views

after upgrade gdb won't attach to process

I just recently upgraded from 10.04 to 11.04 and gdb won't allow me to attach to processes anymore I get the error Attaching to process 10144 Could not attach to process. If your uid matches ...
25
votes
4answers
25k views

“kill <PID>” not really killing the process, why?

I am trying to improve my command line skills and I have encountered a problem where I cannot kill a process. I type kill 2200 where 2200 is my PID and the process is not killed. After few minutes ...
25
votes
13answers
50k views

How to clear recently used files without using a terminal?

How can I clear the recently used and viewed files in ubuntu 11.04 without using terminal?
25
votes
4answers
2k views

Why was Banshee chosen to be the default for 11.04?

What are the reasons for Banshee replacing Rhythmbox in Ubuntu 11.04? I don't want your opinion on which is best nor why. I want to know what the reasoning was behind the decision.
23
votes
9answers
25k views

Why isn't my upstart service starting on system boot?

Following on from this question, I have written a simple upstart service (/etc/init/pms.conf) for my headless Ubuntu Server 11.04 box as follows: start on filesystem and net-device-up IFACE=eth0 stop ...
23
votes
2answers
2k views

Will there be a difference between Unity “Desktop” and Unity “Netbook” interface?

What has me slightly confused from all the different reports about Unity becoming the default shell in the 11.04 desktop edition: Some claim and this is how most people seem to see it, that what ...
22
votes
3answers
7k views

Is there an offline dictionary?

Are there any off-line dictionaries available?
22
votes
3answers
8k views

When will compiz-based version Unity be available for testing?

I've read in another question that Canonical has already ported Unity to Compiz, and that this new version has much better performance on supported hardware. Since the work is done, is there an ...
22
votes
4answers
6k views

Ubuntu 11.04 randomly logs out in middle of use [closed]

I can see there is a question already.Since my problem is not quite the same but quite similar as far as I understand, I am asking it too. Basically in the middle of my usage i.e. browsing net or ...
21
votes
8answers
7k views

Does Unity require proprietary graphics card drivers?

I understood that the Unity desktop in Natty uses Compiz and therefore requires a graphics card driver that support composition effects. Does this mean if I have an ATI or NVIDIA card I'm forced to ...
21
votes
4answers
26k views

Geforce Go 7300/7400 Blacklisted, Can I Still Run Unity?

Unity won't run on my new Ubuntu 11.04 install (with a Nvidia GeForce GO 7400). Ubuntu classic desktop works though, I tried all different drivers provided in the repositories. Doing System → ...
20
votes
2answers
1k views

Why is natty-proposed suggesting an upgrade to a beta version of Firefox?

Well I loaded up update manager today and it wants to replace Firefox 4.0.1 with 5.0beta5. To double check I fired out apt-cache policy firefox and there it is: ...
20
votes
4answers
27k views

Multi screen problems “virtual size does not fit available size”

I recently upgraded to 11.04 beta 2 and everything works just like clockwork, but now I’ve run into multi screen issues :/ at first it worked but then a installed the proprietary drivers (I think this ...
20
votes
9answers
43k views

Nvidia driver activated but currently not in use

I have just finished an install of ubuntu 11.04 beta 2. At the end of the installation I got a message informing that I do not have the required hardware for unity, and that I should choose "ubuntu ...
19
votes
7answers
15k views

How can I change brightness through terminal

Now I can change it by Fn+ arrow right but now I need to do it via my shell script
19
votes
5answers
3k views

Will Unity be the only option during install?

I'd like to know if Ubuntu will offer other Desktop environments as an option during installation. This is only should we decide that Unity is not for us.
19
votes
4answers
7k views

Bash auto complete for environment variables [closed]

The bash autocomplete feature does not seem to work with environment variables in 11.04. The current behavior is indicated below export SCRIPT=/home/user/script cd $SCRIPT/<tab> results in a ...
19
votes
5answers
17k views

Why is Xorg taking up so much memory and CPU?

I recently reinstalled Ubuntu 11.04 Natty after a massive hard drive failure. Now, for some reason, compiz and Xorg decide it's a fun idea to start eating up my RAM and CPU - GB by GB. Starts out at ...
18
votes
2answers
24k views

Will Ubuntu 11.04 use GNOME 3?

Will Ubuntu 11.04 use Gnome 3? If so, what differences for end-user is going to be? I know that there won't be Gnome shell, but what about the login screen? Will Ubuntu continue using that old (GNOME ...
18
votes
3answers
28k views

Record Live Streaming

Is it possible to record live streaming from websites such as Ustream or any other similar website using Adobe Flash Player? I know that is possible to record the screen but the quality is not that ...
18
votes
3answers
2k views

Stop an insolent narwhal from “correcting” monitor brightness?

I want total absolute control over the brightness of my laptop's screen. I want Natty to fear my wrath should it dare to presume my desire. Natty's light adjusting minions should quake in terror ...
17
votes
4answers
21k views

Root filesystem check fails after power failure during installation

During the "install" phase of the upgrade there was a power failure. After when starting up again the following errors are reported: init: udevtrigger main process (420) terminated with status 1 ...
17
votes
3answers
9k views

What's a simple “colour picker” app for GNOME?

I need a small tool to ‘pick’ a colour anywhere on the screen (so that I basically get the hex code for it). Earlier, I've used KDE's KColorChooser for this. According to this page, "Gpick" sounds ...
17
votes
5answers
19k views

How to change the purple background color in grub?

How to do this manually, not installing any tools?
17
votes
3answers
7k views

How do I enable overlay scrollbars in Firefox?

I like the overlay scrollbars that come with natty beta 2 by default! How do I enable them on fx4?
17
votes
3answers
6k views

Why is Unity (Compiz) consuming more and more RAM? [closed]

About 3 to 4 hours after turning on my PC, compiz 'memory usage' rose from 300MB up to 1.5GB! What is happening? What is wrong? Here is the screen-shot from system monitor:
17
votes
8answers
9k views

Can I edit which icons appear in the Unity dash?

When I open the dash in 11.04, I get two rows of icons. The first row contains 'lenses' that take me to lists of applicaitons/files; the second row opens specific applications - Browse the Web, View ...
17
votes
0answers
10k views

Battery life decreased after upgrade to 11.04 [duplicate]

Possible Duplicate: Why does my computer get less battery life with Ubuntu compared to Windows? After upgrading from Ubuntu 10.10, my battery life has decreased dramatically. There was a ...
17
votes
0answers
5k views

How can I get Firefox to work with the global application menu? [closed]

I've been following the progress of getting Firefox (and Thunderbird) working with the global application menu, how can I test and follow along it's progress?
16
votes
2answers
25k views

How to fix PostgreSQL installation

I upgraded from Maverick to Natty recently and everything went fine except during the dist-upgrade something went wrong with PostgreSQL. I've since tried reinstalling, removing, and even purging it ...
16
votes
4answers
7k views

Is there an alternative to Redshift and F.lux which only dims the screen?

I want one where it reduces the screen's brightness, either by time or on demand (I don't mind). I have onboard Intel graphics. I don't want it to be like Redshift where it changes the screen's hue.
15
votes
5answers
24k views

Why do I get Unity instead of Classic when using NX?

Recently I installed FreeNX on my PC and when I login with my 'dev' account I get the Unity interface rather than Classic Gnome. This is odd as my last login before FreeNX was with the Classic ...
15
votes
5answers
5k views

How to keep programs from launching maximized?

Every time I launch a program, say firefox, it starts maximized, how can I keep this from happening. Its so ridiculous that they have this as the default.
15
votes
2answers
4k views

Why does Unity hide the menubar?

Why does Unity hide the menubars by default, instead of showing them in the free space across the panel?
15
votes
1answer
1k views

What is the blue triangle on the home button for?

I just noticed a blue triangle icon on my 'Ubuntu' icon. What could it mean?
15
votes
2answers
11k views

Mouse wheel scrolling too fast

I have done a clean Natty install having bought a new SSD and find that in applications (ahem) such as Minecraft, and in the default web browser Firefox, the mouse scrolls too far . So for example in ...
15
votes
2answers
8k views

How do I disable the blinking cursor in gnome-terminal?

I could have sworn that there was once a setting for this in the gnome-terminal "Profile". And then in some version of Ubuntu, that setting disappeared, and I had to use System ➜ Preferences ➜ ...
15
votes
2answers
653 views

How can I put the Launcher on the other display?

When I plug an external monitor into my laptop, the laptop screen is still considered my primary display. Since my laptop is on the right of my external monitor, I now have the Launcher sort of "in ...
15
votes
2answers
1k views

Mouse dead zone that makes it impossible to click?

I have upgraded my ubuntu from 10.11 to 11.04. The problem is, there is a horizontal mouse dead zone, I can not click in that area. My laptop is Acer Aspire 5920G But, when my friend installing ...