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Final solution:

sudo apt-get install policykit-1-gnome

Mate has it's own policykit, so with uninstalling it was gone.

Thank you for your reply, but I am afraid this problem is system-wide. As well, I can't install programs via Ubuntu Software Center, because it just doesn't ask for password thus can't continue....

Hello dear fellows!

I recently switched from mate to unity (just installed unity-desktop and removed mate-desktop) with all dependencies and suddenly, sudo password prompt is gone. For example,...

Lucklessly, I use no proprietary drivers

Any other ideas? I would really not like to do fresh install, I have so many customizations done.
Thank you

Thank you, output says, that I can upgrade to 14.04

Hello!

I try to upgrade my 12.04 desktop to 14.04, but I continously get several errors (via terminal and via upgrade manager either):


Traceback (most recent call last):

File...

Hello!

I run Ubuntu 10.04 on Asus Eee and key "a" sticks randomly (it just start to write anytime).
I found it can be temporarily stopped by pressing any key (expect Shift, Alt and Control, which...

Actually, I think it won't be a mechanical problem, as I have the same.
I run Ubuntu 10.04 on Eee and key "a" sticks randomly (it just start to write anytime).
I found it can be temporarily stopped...

Hi, at first, ensure your system is up-to date
from terminal. Then, try to check closed drivers (try to look for "drivers" in Unity menu). Or try Ubuntu software centre.
If you don't find...

Ya, it is sad, but it is really slower, as it is designed for newer machines. YOu can still use you 10.04 Ubuntu, as me, I think it has more advantages than any newer version. If you have problem...

Hi, I've created precompiled package with your instruction, it should works, it has 130 downloads and nobody has complained yet :lolflag:

Here is the link...

Thank you very much, it works :)
The interface is little bit ugly due the GTK+ version, but I don't mind. It works :))

It happens to me, too.
I have fresh CD install of Pangolin and I get this error even 5 times a minute.