Linked Questions

83
votes
0answers
96k views

How do I remove a PPA added via command-line? [duplicate]

I added a PPA for updating my kernel for ubuntu-12.04. Later, I found that the kernel doesnot exist on the link within PPA. I used this command. sudo add-apt-repository ppa:kernel-ppa/ppa Now if I ...
9
votes
0answers
9k views

How to correctly remove a PPA source? [duplicate]

Possible Duplicate: How can PPAs be removed? If I've added a PPA with "sudo add-apt-repository" should I just delete a file in /etc/apt/sources.list.d, or there is a command for removal?
2
votes
1answer
716 views

How can I undo adding a PPA and installing packages from it? [duplicate]

I was following a guide and did this: sudo add-apt-repository ppa:gwendal-lebihan-dev/cinnamon-stable sudo apt-get update sudo apt-get install cinnamon nemo Now I am having a lot of trouble ...
8
votes
0answers
1k views

What is the converse of add-apt-repository? [duplicate]

Possible Duplicate: How can PPAs be removed after they have been added with the add-apt-repository command? You can a new PPA repository with add-apt-repository. How do you remove an added ...
0
votes
0answers
197 views

how do i uninstall a PPA? [duplicate]

Possible Duplicate: How can PPAs be removed? Do I uninstall PPAs through synaptic just like I would a "default" application? or do I need to do different/additional steps?
0
votes
1answer
124 views

How to revert packages to official release? [duplicate]

Ubuntu 13.10, I have added test repo and upgraded system. Now not everything is working correctly. How to revert packages to official release versions?
-2
votes
1answer
73 views

to get back vlc stable in Ubuntu 14.04 [duplicate]

software centre still shows VLC pre 2.2.0 alpha,even after removing the daily ppa from the sources list.
0
votes
0answers
20 views

update manager giving error message [duplicate]

Every time I click the "Check" button in the update manager I get an error message "Failed to download repository information, check your Internet connection". Under details it lists these errors: ...
0
votes
0answers
19 views

How to remove ppa:gurqn/systray-trusty [duplicate]

I am using Ubuntu x64 (unity desktop) and I have installed gurqn/systray-trusty with following commands. sudo apt-add-repository ppa:gurqn/systray-trusty sudo apt-get update sudo apt-get upgrade I ...
0
votes
0answers
14 views

Unity apps replaced with Gnome apps after installing Gnome Shell [duplicate]

I have Ubuntu 14.10 installed on my PC and I recently installed gnome shell along with unity following this article. But, once I installed it, I noticed that, when I logged in with default ubuntu ...
0
votes
0answers
10 views

How to remove a repository [duplicate]

I tried installing crebs, but found out that it is not compatible with my version of mint. I've removed it, but the repository is still not working. Whenever I sudo apt-get update, I get this: W: ...
77
votes
15answers
72k views

Can I skip over releases when upgrading?

I am currently using Ubuntu 10.04. I know there is a 10.10 release, but can I upgrade directly to 11.04? Could you walk me through the steps please?
84
votes
5answers
118k views

How can I fix a 404 Error when using a PPA or updating my package lists?

PPA seems to be constantly offline. Whenever I use sudo apt-get update, this error is shown: W: Failed to fetch http://ppa.launchpad.net/ 404 Not Found How do I fix these errors?
22
votes
6answers
9k views

How do I remove all packages from a certain repository?

For a smooth upgrade from 10.04 to 10.10, I would like to remove all packages which are not in the default repositories (e.g. chromium PPA and third-party repositories). What is the easiest way ...
10
votes
5answers
31k views

How do I change the icon theme in Ubuntu?

I want to change my icon theme to Faenza. I tried using MyUnity, but it didn't work so well. How can I change it?

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