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As you can see in the error, you are trying to use PPA paullo612/unityshell-rotated

But as stated by ibjsb, this PPA has no version available for 12.10. As you can see in the link:...

If it is software updater, go ahead with it. Nothing should break your system apart from an interrupted installation.

You are not alone. After the fresh install of Ubuntu 12.10, I face the same problem.

error details please.
img, #cubbies-overlay{ -moz-transition-property: margin, box-shadow, z-index; -moz-transition-duration: 0.1s; -webkit-transition-property: margin, box-shadow, z-index;...

try
sudo apt-get update in terminal
img, #cubbies-overlay{ -moz-transition-property: margin, box-shadow, z-index; -moz-transition-duration: 0.1s; -webkit-transition-property: margin, box-shadow,...

Click the Super Key (Windows button) to bring out the Unity Dash.. here you can type potato guy... It should show the software if installed.
img, #cubbies-overlay{ -moz-transition-property: margin,...

Hmm.. that might be a reason... but in any case we are familiar with bunch of updates provided by Ubuntu almost on a daily basis. And in my case, I do not see any updates available for me.

I'll...

Nothing is upgraded.

Changes nothing


gpg: key 437D05B5: "Ubuntu Archive Automatic Signing Key <ftpmaster@ubuntu.com>" not changed
gpg: key FBB75451: "Ubuntu CD Image Automatic Signing Key <cdimage@ubuntu.com>" not...

Hi All,

I was without internet for few weeks and when I got internet yesterday I tried to update Ubuntu 11.10. To my surprise update manager showed no new updates at all. It olnly reads as:

The...

So is there any solution to it? I too am facing the same with Ubuntu 11.10

Hi there,

When I close th lid of my laptop and then open it again Ubuntu 11.10 freezes. Basically the screen goes black (partially i can see the screen and other running programs like web browser...

Hi,

Try the solution given her and do revert back whether it helps or not:

http://www.computerandyou.net/2011/10/how-to-solve-no-wireless-network-detected-in-ubuntu-11-10/

Follow the instructions in this post and do erevrt back if it solves:

http://www.computerandyou.net/2011/05/how-to-solve-no-wireless-networks-in-ubuntu-11-04/

What does ifconfig output says?

and also sudo rfkill list all

what is the output of:

apt-cache search openal

based on the output choose for the missing package...

Dell 1464...may be a Broadcom adapter. What is the output of following ciommands:

iwconfig

sudo rfkill list all

I was having trouble with 11.04 and 4311. Then I tried some solution suggested in Ubuntu Forum which worked for me. I wrote the steps in my blog and seems it worked for many more people. Give it a...

I too had to struggle to find out how to mark the thread solved. So don't feel embarrassed..
I guess it is already marked as solved. But in case, on the top right corner in the thread tool you have...

You are welcome ... and please mark the thread solved...

And someone else with similar problem, here are all the steps provided in this post:
...

Hi,

To make the changes (which worked for you) permanent, use the following commands

sudo su

echo "blacklist acer-wmi" >> /etc/modprobe.d/blacklist.conf

exit

I hope that you tried
sudo rfkill unblock all sudo rfkill list all
If it did not work then Now try these commands and see if it works:

sudo rmmod -f acer-wmi sudo rfkill unblock all sudo rfkill...

Now try :

sudo rfkill unblock all

and restart your computer (just to make sure)

ok...lets see...could u plz post the output of following commands:

ifconfig
sudo lshw -C network

sudo rfkill list all

Do this:

sudo rm -rf /var/lib/apt/lists/*
sudo apt-get update


Source: http://www.computerandyou.net/2011/06/05/how-to-solve-ubuntu-update-error/