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[ubuntu] After adding a repository I see this problem

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http://ubuntuforums.org – I want to upgrade to gnome 3.6 so I add a repository and try it but when I want to use Code: sudo apt-get update I receive this error Code: E: Type 'ain' is not known on line 1 in source list /etc/apt/sources.list.d/gnome3-team-gnome3-precise.list E: The list of sources could not be read. How can I fix this problem ? (Hardware)

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Submitted by xskl on 12/15/2012 – Made popular on 12/15/2012

Stories similar to [ubuntu] After adding a repository I see this problem

I'm a beginner when it comes to the Linux environment. I recently tried to install some extensions in Linux.

i got following error while launching update center

An unresolvable problem occurred while initializing the package information.

Please report this bug against the 'update-manager' package and include the following error message:

'E:Type 'ain' is not known on line 3 in source list /etc/apt/sources.list.d/gnome3-team-gnome3-oneiric.list, E:The list of sources could not be read., E:The package li

I am trying to update/add a repository.

[ubuntu] Software Upgrade 38 weeks 5 days ago

I got a new problem...

intzi@Intzi-Ubuntu:~$ sudo apt-get update [sudo] password for intzi: E: Type 'ain' is not known on line 3 in source list /etc/apt/sources.list.d/patrick-dessalle-ppa-precise.list E: The list of sources could not be read.

What the hell have i done?!! :D

when i try to update my ubuntu 12.04 using:

Code: sudo apt-get update i get:

Code: E: Type 'ain' is not known on line 1 in source list /etc/apt/sources.list.d/webupd8team-gnome3-precise.list E: The list of sources could not be read. and this is my source list

Code: # deb cdrom:[Ubuntu 12.04 LTS _Precise Pangolin_ - Release amd64 (20120425)]/ dists/precise/main/binary-i386/

# deb

it seems there is a problem in my source list which I cant find; everytime I try to open synaptic this error appears:

E: Malformed line 57 in source list /etc/apt/sources.list (dist parse) E: The list of sources could not be read. Go to the repository dialog to correct the problem. E: _cache->open() failed, please report.

on opening my source list, line 57 doesnt seem to exist, this is it;

(Im

First of all say apology to Ask Duplicate Question.

I'm Using First time Ubuntu 12.10 OS.when i'm update the Update Manager it is giving error like this ....

Failed to load the package list:

This is a serious problem. Try again later.

I'm trying to use apt-get source as a regular user on a debian squeeze system.

I want to retrieve the sources for cyrus-imapd-2.4 from the testing/wheezy repository.

apt-get source works without root privilegets; however, it seems there is no way to get apt-get to fetch anything from a repository that is not in /etc/apt/sources.list.

Is there any command line option, alternate sources.list file