Codenamed "Oneiric Ocelot", this version was released on Oct 13, 2011 and is no longer supported since May 9, 2013. Questions about unsupported versions are likely to be closed as off-topic.

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23
votes
7answers
26k views

Network manager forgets wireless password after sleeping or powering off

Every time I restore my computer from sleep or turn it on a window pops up asking for my wireless password. Once I enter it it connects successfully, but this happens every time. I'm using Ubuntu ...
6
votes
2answers
2k views

Why is wireless down/strange after switching to battery or closing/opening the lid?

I noticed that, when I unplugged my laptop, or closed/opened the lid, my wireless connection dropped, every time. I tracked it down to pm-powersave, and made it stop, see below. This could also ...
18
votes
6answers
25k views

Cannot login to my user account

I upgraded my ubuntu from 11.04 to 11.10 via mounting the latest alternate CD image released on Oct. 13 as the final standard version and running the cdromupgrade prompt successfully, with full latest ...
13
votes
1answer
22k views

How to downgrade the Kernel on 11.10

Because of the high power usage I'd like to downgrade my kernel in Ubuntu 11.10 to the version used in 10.10 or 11.04. How can I do that and won't it cause any problems?
7
votes
3answers
14k views

How to I fix software center after installing the Linux Mint MATE desktop?

I installed the MATE desktop using this manual but now i can't open my Ubuntu Software Center and can't open the settings from the update manager. I removed mate desktop but it doesn't fix the ...
2
votes
2answers
4k views

Can't use nvidia card/driver on optimus notebook

I installed (once again) the latest official nvidia driver for my GT540m on Ubuntu 11.10. Even though everything seems OK with my xorg.conf file (I've manually added BusID "PCI:1:0:0", since lspci ...
4
votes
2answers
6k views

How do I get a Canon MG, MP and MX series USB printer working?

Printer MP6150 driver installed itself upon plugging in the printer. Printer is recognized (lsusb shows it) but does not mount. If the printer is recognized, the driver must be working (or?), but ...
6
votes
2answers
22k views

How do I install Windows 7 alongside a pre-existing Ubuntu installation?

I purchased a PC six months ago for work related tasks. I do 95% of my work on Ubuntu (web development). Now, I want to install Windows on another partition to play a few games on my relax time. Which ...
9
votes
3answers
13k views

Screen brightness reset to minimum after every reboot

Ubuntu 11.10 doesn't save my brightness settings between sessions. Everytime I boot up, the brightness is always at zero, and I always have to set it back to my preferred setting (at maximum). How can ...
8
votes
5answers
22k views

How do I install a driver for an Atheros AR9285?

How to install the driver for Atheros AR9285 in Ubuntu 11.10. Still no package for 11.10 according to this https://help.ubuntu.com/community/WifiDocs/Device/Atheros/AR9285 Here is the output of ...
14
votes
2answers
10k views

How do I change / spoof my MAC address and easily switch between multiple ones?

My router can do port-forwarding based on MAC addresses. That is, a specific MAC will get a specific IP, for which I can configure a set of ports to be forwarded. In order to easily change that set of ...
13
votes
3answers
24k views

How do I change the font DPI settings?

I installed Oneiric on a clean system, and found that the font tab is gone from the Appearance settings. This is a problem, because by default the text in Ubuntu is too large. I changed the text from ...
8
votes
0answers
7k views

Unity 3D doesn't work anymore, just shows a menu on the top [duplicate]

Possible Duplicate: Unity doesn't load, no Launcher, no Dash appears I no longer have Unity 3D in Ubuntu 11.10. After I reinstalled Unity 3D, my desktop looks like this: Any ...
5
votes
1answer
7k views

How do I enable my synaptics trackpad?

When I booted 11.10 from the Install CD, everything worked fine. However, once I installed Ubuntu, my trackpad stopped working - does anyone know why this is so?
11
votes
0answers
4k views

How do I upgrade from 11.04 to 11.10? [duplicate]

I am ready to try Ubuntu 11.10, how do I upgrade to it from 11.04?
24
votes
6answers
18k views

Automatically mount NTFS drive when I login

I use Ubuntu 11.10 and Windows7 dual boot with Ubuntu as my primary OS. Every time I need to access a document I need to mount the respective drive, though this is not at all tiresome, still, is ...
11
votes
6answers
5k views

Where is “open with…” in Nautilus?

In Ubuntu 11.04 I usually edit my *.fig files by clicking on the icons. The application (script) which opened the file was texfig. This script was chosen by "open with..." in nautilus. But now there ...
7
votes
8answers
2k views

Appearance does not change on switching the theme

If I select Radiance or Ambiance in the menu show in the following picture, my whole theme does not change. It only changes the title bar. How can I resolve this problem? Or how can I reset the ...
8
votes
4answers
22k views

How do I enable compiz in Gnome Classic?

I am running Ubuntu Oneiric 11.10. My understanding is that Gnome Classic is with Compiz effects, and Gnome Classic (No Effects) has no Compiz. However, when i run Gnome Classic, compiz does not ...
9
votes
7answers
37k views

How to fix error with ATI driver “Error of failed request”?

I installed the fglrx catalyst proprietary driver via this link : http://cisight.com/install-amd-radeon-hd-6470m-and-solve-overheat-on-ubuntu-1110-oneiric/ Running fglrxinfo or glxinfo | grep render ...
8
votes
6answers
23k views

How do I get the Broadcom BCM4313 wireless working on an Asus 1015PX?

I installed Ubuntu 11.10 on my Asus 1015PX which is certified by Canonical. My WiFi is not working. I read about the BCM4313 troubles and tried ...
3
votes
3answers
4k views

Upgrading my Wubi 11.04 to 11.10

I want to upgrade my current Wubi installation (Ubuntu 11.04) to Ubuntu 11.10. Is this possible to do inside Wubi? Or do I have delete Wubi from Windows, therefore deleting my current Ubuntu ...
1
vote
0answers
3k views

Update manager generates 404 error while attempting update. Will not update [duplicate]

Possible Duplicate: How can I fix a 404 Error using a PPA? While running update manager in Ubuntu 11.10 Oneric Ocelot I receive this list of errors. > W:Failed to fetch > ...
13
votes
4answers
42k views

Reset Unity and Gnome to default values [duplicate]

Possible Duplicate: How do I reset my Unity configuration? How do I reset GNOME to the defaults? Apparently I've messed up a lot with my Unity and Gnome 3 settings and now my system looks ...
7
votes
2answers
6k views

Wireless doesn't connect after suspend on an Asus K52F

I'm on an ASUS K52F running Ubuntu 11.10 with the AR9285 wireless card. Wifi works acceptably before suspending, after it doesn't show any networks. the only solution I've found is a full reboot.
7
votes
3answers
47k views

How can I enable hardware acceleration for an ATI Radeon HD?

When playing high definition video (720p and 1080p) the CPU reaches 100% and freezes the image at regular intervals. According to the manufacturer this accelerator is capable of hardware acceleration ...
11
votes
2answers
6k views

How to get the correct battery status?

At this moment, ever since I installed Ubuntu on this machine, the battery status says: not present. Looking at this answer, however, I find that /proc/acpi/battery/BAT1/info (sometimes its ...
11
votes
1answer
3k views

Update Manager doesn't ask for a password

Oneiric update manager no longer asks for a password to update already installed software. This is a change in behavior from previous versions. Is there a way to revert this behavior and get the ...
11
votes
7answers
73k views

How to configure proxy authentication to work with Ubuntu Software Center?

I have tried put in apt config Acquire::http::proxy, and in Network>Network proxy with and without user:password@server:port and using environment variables http_proxy and https_proxy. Nothing seems ...
6
votes
11answers
17k views

Screen Brightness not adjustable for Acer Aspire S3

First of all, thank you very much for providing this useful forum. Too bad for me, there is no support for the Acer Aspire S3 yet (just came out in October) Short Description of the Problem: I cannot ...
33
votes
6answers
40k views

Is there a way to password protect individual folders?

Let's say that I have a folder, within my Documents folder, that has files I want no one to access without a password. Is there a way to lock down that folder so that it's password protected / ...
5
votes
2answers
5k views

RealTek RTL8188CE WiFi adapter doesn't connect reliably [duplicate]

Possible Duplicate: 12.10 x64 - RTL8188CE - Intermittent/Slow Internet Connection I recently bought a new system76 laptop which came pre-installed with Ubuntu 11.10. I've been having ...
14
votes
2answers
4k views

Rabbit VCS stopped working after upgrade to 11.10

Been using RabbitVCS for months now happily. Then when I updated to Oneric on Monday Rabbit VCS stopped working. It is installed but the right click menu in nautilus is gone and ...
8
votes
5answers
6k views

Very slow connection on an Intel(R) WiFi Link 5100 AGN

So my wi-fi card is a Intel 5100 AGN and so far doesnt works. if anyone managed to make it work give me any hint. Ubuntu user :) tried disabling ipv6 - no result
11
votes
3answers
22k views

How can I configure proxy authentication?

The Ubuntu 11.10 has only simple proxy configuration. Where is the authentication option? so it can be used to download packages?
10
votes
7answers
11k views

For better performance should I install 32-bit or 64-bit?

I don't know much about 32 bit and 64 bit. I had been using 32 bit and it's crashed (not working properly and i don't know how to recover) question here..... and i don't have backup and i run on 3.2 ...
7
votes
0answers
16k views

How do I fix slow wireless on Intel wireless cards? [duplicate]

Possible Duplicate: How to fix slow Wi-Fi on Thinkpads or other machines with Intel wireless cards? After hours of searching the Internet for a solution for extremely slow WiFi connection ...
7
votes
1answer
2k views

How do I tag files with custom emblems in Nautilus?

In every previous version of Ubuntu, I'd just right click the file, hit Properties, then one of the tabs would let me add all the custom icon tags I'd like. It seems to be completely missing in ...
0
votes
0answers
10k views

How to install Oracle 11g? [duplicate]

Possible Duplicate: How can I install Oracle 11g R2 in Ubuntu 12.04 LTS? Question: I'm trying to install oracle 11g on Ubuntu 11.10. I got pretty far, using these 3 tutorials: ...
11
votes
4answers
60k views

How to set Windows bootloader as default bootloader?

I have a Win 7/11.10 dual boot system with Grub 2 as the default bootloader. However, I want to make Windows bootloader the default bootloader (grub 'dos' like interface scrares the hell out of my ...
12
votes
11answers
12k views

How to get a stable WLAN-connection with a Lenovo x121e?

I have permament problem when using WLAN with my Lenovo ThinkPad x121e. The wireless network adapter in use is this one: lspci: 01:00.0 Network controller: Realtek Semiconductor Co., Ltd. ...
34
votes
3answers
39k views

Differences between the 2 FGLRX graphics drivers

I currently installed Ubuntu 11.10 and when I am prompted to install Additional Drivers, I get confused on which to use between the 2 FGLRX graphics drivers: ATI/AMD proprietary FGLRX graphics ...
6
votes
1answer
2k views

Only 3.2 Gb of memory being used on a 64-bit system

I have ubuntu 11.10 64 bit: Linux 3.0.0-12-generic #20-Ubuntu SMP Fri Oct 7 14:56:25 UTC 2011 x86_64 x86_64 x86_64 GNU/Linux I have installed 4 Gb of RAM: $ sudo dmidecode --type 17 | grep -E ...
2
votes
2answers
2k views

ALPS touchpad on DELL Inspiron I15RN-3647BK with Ubuntu 11.10 x64

I can't make work the multitouch of the ALPS touchpad in my Dell Inspiron I15RN-3647BK with Ubuntu 11.10 x64, kernel 3.0.0-17-generic... I have tried with this driver but it doesn't work ...
2
votes
1answer
8k views

Gnome Shell Extension Empty

Here is the situation. Changed unity shell to gnome shell. Installed the gnome tweak tool, installed the shell extension, themes, etc...everything i normally need to do that is installed When i go to ...
3
votes
1answer
2k views

Remove Windows Vista Partition So Ubuntu Fills Entire Hard Drive? [duplicate]

I created a partition for Ubuntu so I could dual-boot Windows Vista with it. However, Windows is no longer necessary and I want Ubuntu to take up the entire hard drive. I was wondering how to safely ...
2
votes
1answer
2k views

How to change GTK+ theme?

I am new in ubuntu, i have installed a large set of themes in ubuntu, i have also installed advanced-system-settings but when i want to change theme in advaced system settings , themes are not in drop ...
1
vote
3answers
10k views

How do i configure universal USB modems (e.g. iBall 3.5G Connect)

There is no user guide with this USB modem for linux installation and it is not detected automatically in Ubuntu 11.10. Help.
14
votes
2answers
38k views

How can I change/convert a Ubuntu MBR drive to a GPT, and make Ubuntu boot from EFI?

I recently have upgraded my PC, my new Motherboard (ASUS M5A99X EVO) uses UEFi instead of the regular MBR option. I have a Ubuntu 11.10 installation that I did when I had my previous hardware (MSI MS ...
11
votes
4answers
12k views

Make Network Manager restart after dropped connection?

Using Ubuntu 11.10 (Unity 3D) and a cable (DSL) internet connection with no router or modem. If I disconnect my internet connection, I can just reconnect by clicking on the network manager icon and ...