Questions tagged [ppa]

Questions about adding or managing PPAs (Personal Package Archives) should use this tag. PPAs are personal package archives that allow users and groups on Launchpad to make packages available to the public. PPAs can be added with a terminal command or through Software Sources.

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649 votes
14 answers

How do I resolve unmet dependencies after adding a PPA?

Occasionally, when I'm installing stuff, I get an error like the following: Some packages could not be installed. This may mean that you have requested an impossible situation or if you are using the ...
  • 59.3k
163 votes
5 answers

What can I do if a repository/PPA does not have a Release file?

When updating, I get the following error message: W: The repository ' xenial Release' does not have a Release file. Here, I find another statement ...
  • 1,893
305 votes
9 answers

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 404 Not Found How do I fix these errors?
  • 3,051
538 votes
10 answers

What are PPAs and how do I use them?

I keep reading about Personal Package Archives ('PPAs') and people answer questions with a link to a PPA. What's the best way to use these? There are multiple valid answers for this question ...
334 votes
8 answers

Are PPAs safe to add to my system and what are some "red flags" to watch out for?

I see a lot of interesting programs out there that can only be obtained by adding a "PPA" to the system but, if I'm understanding correctly, we should stay within the official "repositories" for ...
  • 12.6k
1560 votes
26 answers

How can PPAs be removed?

I've added many PPAs using the add-apt-repository command. Is there a simple way to remove these PPAs? I've checked in /etc/apt/sources.list for the appropriate deb lines but they aren't there. This ...
234 votes
2 answers

How do I install different (upgrade or downgrade) PHP version in still supported Ubuntu release?

I am trying to update to install PHP 5.5, 5.6 or 7.0 in Ubuntu 12.04/14.04/16.04 LTS, and I can only get PHP 5.3.10 for Ubuntu 12.04, PHP 5.5.9 for Ubuntu 14.04 or PHP 7.0.4 for Ubuntu 16.04 using ...
  • 2,497
208 votes
19 answers

How to install Eclipse?

I want to install the latest version of Eclipse but the Ubuntu Software Centre contains an older version. Is there a PPA or some other way to install latest Eclipse? Please describe the steps for ...
59 votes
8 answers

How to install Firefox as a traditional deb package (without snap) in Ubuntu 22.04 or later versions?

As far as I see in the ongoing development for 22.04 Jammy, Firefox is a Snap package. The related Deb package in apt is just a shortcut/link to the that snap version. I prefer my installation not to ...
  • 1,945
66 votes
4 answers

Should I upgrade to the "mainline" kernels?

Newer "mainline" versions of the kernel are available from the Ubuntu kernel team, e.g. 3.4 and 3.5, while Ubuntu 12.04 is on 3.2. What are the mainline kernels? Are they better than my existing ...
  • 137k
152 votes
3 answers

How do I create a PPA?

How do I create my own custom PPA to share with the Ubuntu community? I am trying to create my own custom package set and I would really like to share it with the community.
  • 1,832
90 votes
2 answers

What does 'Ign', 'Get' or 'Hit' mean when running an apt-get update?

I had a bunch of errors in the output of sudo apt-get update: duplicate entries and 404 not found errors. Figured those out, I hope: I removed PPAs that didn't have any packages associated with them,...
  • 2,687
161 votes
6 answers

How to add a PPA on a server?

The server version of Ubuntu does not have the add-apt-repository command. How can I add a Personal Package Archive (PPA) to the server without this command?
60 votes
4 answers

How to update VLC to the latest version?

As VLC 2.0 is released, how do I get it in Ubuntu (XUbuntu actually, in my case) 11.10? Any PPAs or packages to download? The official page says "Ask your favorite packager..."
  • 54.7k
50 votes
3 answers

How do I cherry pick packages from a PPA?

Is there a way to cherry pick packages from a ppa repository you add? That is, to exclude some from updating while including others? For example, I want just the chromium-browser package from this ...
  • 3,319
5 votes
2 answers

Which nvidia driver from additional drivers option should I choose?

I have NVIDIA Geforece 7025 / nForce 630a integrated gfx card on my UBUNTU 12.04.And I have 4 options in Additional drivers: NVIDIA accelerated graphics driver (version 173) NVIDIA accelerated ...
13 votes
1 answer

How to upload package with dependencies to my PPA?

I made a package for my PPA and uploaded it. It built without any problems. Then I made another package that depended on the first and uploaded it. It failed because it couldn't find the files in the ...
  • 31.7k
351 votes
16 answers

How can I get a list of all repositories and PPAs from the command line into an install script?

I know how to list all packages installed on my system. But how could I get a list of all repositories and PPA's into a script that I can run on a new machine to replicate the repository setup ...
  • 5,871
132 votes
8 answers

GLIBCXX_3.4.20 not found, how to fix this error?

Whey I try to run the program Layout Editor (available on this site) on Ubuntu 14.04.1 64-bit LTS I get the following output in the terminal: $ layout layout: /usr/lib/x86_64-linux-gnu/
  • 2,213
102 votes
8 answers

The following signatures were invalid: EXPKEYSIG 1397BC53640DB551

This is Issue 952287: [User Feedback - Stable] Reports of Chrome for Linux failing to install/update due to expired GPG signing key Today, running apt in all my machines gives this error with the ...
  • 3,574
20 votes
2 answers

Is it possible to only allow specific packages updates from a PPA

Let us say I have added a PPA that has X package that I want but it also has Y package that I do not want to use or receive updates from. How can I, from the same PPA, receive updates for a specific ...
38 votes
2 answers

How do I create a PPA for a working program?

Let's assume I have a working application written in C, C++ or Python. I want to create a Launchpad PPA so others can easily install it from a package. Please give step by step instructions for doing ...
  • 19.8k
143 votes
14 answers

How to install Chromium without snap?

I just discovered that chromium will only be released as a snap package. How can I continue to get chromium, without snap? Is this possible without building from source? Notes: Please let's keep to ...
  • 2,038
58 votes
5 answers

What's the difference between a PPA and a repository?

I recently posted an answer where I wrote add the PPA. But I now realize, that I have no idea what the difference between a PPA and a Repository is. So can someone please explain it to me?
  • 16.7k
52 votes
5 answers

What's the best way to re-enable PPAs/repos after an upgrade?

When I upgrade from 11.10 to 12.04, what's the best way to re-enable my PPAs and added repositories?
  • 2,339
50 votes
4 answers

Google Chrome PPA upgrade invalid signature

When running: sudo apt-get update && sudo apt-get dist-upgrade I got this output: Ign utopic-security InRelease Ign utopic InRelease ...
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30 votes
5 answers

How can I backup my PPAs?

Related to this question. But my concern is that over the past year, most of my more interesting (or used) applications are from PPAs, and just backing up my sources list won't add the associated ...
  • 11k
29 votes
2 answers

Does someone know why the Chromium daily package isn't build anymore?

It looks like chromium-browser @ haven't been build for the past 6 weeks. I tried to get in touch with them on launchpad but I've got no answers...
26 votes
2 answers

Is there a tool to update my PPA sources.list entries after upgrading?

When I upgrade from one version of Ubuntu to the next, the upgrade tool rightly disables all my PPAs, so that software compiled for or otherwise tied to the old version of Ubuntu does not interfere ...
22 votes
5 answers

libimobiledevice 1.2 (iOS 8 Support) for Ubuntu 14.04 Trusty

Is there a PPA available for the most recent libimobiledevice 1.2 version with support for iOS 8 or can someone explain how to build it from source without messing up everything? https://launchpad....
  • 290
84 votes
6 answers

Where can I find a Subversion 1.7 binary?

Does anybody know of a ppa or source I can get a subverison 1.7 deb? It was just released yesterday so I'm sure something will show up eventually. However I figure this will be a good place to post ...
  • 943
80 votes
2 answers

How to update Google Chrome 70 after change in 'Origin' value?

I have Google Chrome Version 70.0.3538.77 (Official Build) (64-bit). Today, after running sudo apt update and sudo apt full-upgrade, I saw: E: Repository ' ...
  • 39.6k
51 votes
3 answers

Is there any guarantee that software from Launchpad PPAs is free from viruses and backdoor threats?

As Linux continues to grow and develop, and the more we use Linux, the greater the threat from viruses. We also know that a virus/threat in Linux (if any) would have difficulty running or spreading ...
  • 3,034
43 votes
2 answers

Difference between "ppa-purge" and "add-apt-repository -r"?

What is the main difference between ppa-purge and add-apt-repository -r. Which one better clear residual items and reason to use one over another? Does add-apt-repository -r should do what ppa-purge ...
20 votes
5 answers

How do I add the mainline kernel PPA?

How can I add the mainline kernel ppa to the synaptic software sources? I have the url: but I am missing the ppa: line.
18 votes
3 answers

How can I add a PPA from a previous release?

I've been trying to get vim with the breakindent patch applied, but it's only available through Quantal, and I'm running Raring. Is there a way to force-install a PPA from a previous release? I tried ...
  • 7,360
10 votes
4 answers

How do I install Myunity on 12.10?

Basically as is the title how do you install Myunity on 12.10? I've tried adding the repository ppa:myunity/ppa and performing: sudo add-apt-repository ppa:myunity/ppa sudo apt-get update sudo apt-...
  • 7,560
7 votes
2 answers

How to disable a particular PPA?

I want to lock updating from the ppa:ricotz/testing repository. I don't want to purge it. I just want to lock the updates from that repository. How do I do it?
  • 7,608
83 votes
0 answers

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 ...
  • 2,101
29 votes
2 answers

Should I install programs from a source tarball (`.tar.gz`), from the Ubuntu Software Centre, or from elsewhere?

There are several ways to install an application in Ubuntu: You can download a source tarball (generally a .tar.gz or a .tar.bz2 file) and install it manually. (See How do I install a .tar.gz (or ....
  • 38.3k
27 votes
3 answers

Cannot add PPA. Please check that the PPA name or format is correct

Internet connection is working. apt-get is working. Trying to add ppa:cooperjona/lightread but an error has raised: Cannot add PPA 'ppa:cooperjona/lightread' . Please check that the PPA name or ...
  • 80.7k
26 votes
4 answers

How can I install a realtime kernel?

I have read a lot of threads with similar questions, but after reading the answers, I am very confused. I have found in them lots of url's with repositories but people discusses about which ...
  • 261
20 votes
5 answers

How do remove "Ignoring file in directory /etc/apt/sources.list.d/ as it has an invalid filename extension?

Since upgrading 13.10 to 14.04, I get these annoying messages each time I install, update, upgrade, and so on: N: Ignoring file 'webupd8team-java-raring.list.disable' in directory '/etc/apt/sources....
  • 507
15 votes
9 answers

System settings won't open on Ubuntu 20.04 LTS after adding System76/pop PPA

I'm trying to open System Settings but it won't open in any way. Using GUI, Settings are trying to load for a moment and then they are gone. Using Terminal (gnome-control-center), I get: (gnome-...
  • 382
14 votes
2 answers

Assign higher priority to PPA

I'm trying to figure out how to assign higher priority to one PPA over another PPA. I had a look on bunch of the answers on this forum but none of them solves my problem. We have two PPA sources on ...
12 votes
5 answers

How do I locate and remove Broken Packages that I have installed?

I was browsing some questions here to find a solution to locating and removing broken packages. Being a relative novice I installed some PPAs designed for 11.10 on my 12.04 LTS machine. In terminal ...
  • 9,857
9 votes
4 answers

How can I remove all PPA? [duplicate]

I noticed that sudo apt-get update takes longer and longer, because i used several sudo apt-add-repository xxx it seems like non ubuntu repositories are not as fast or dont have as much ...
  • 755
159 votes
4 answers

Explicitly accept change for PPA 'Label'

When I run apt-get update on my ubuntu 17.10 I receive the following error: E: Repository ' artful InRelease' changed its 'Label' value from '***** The main ...
  • 1,641
39 votes
2 answers

PPA & Packaging: Having versions of packages for multiple distros

(quote from chat) Got a PPA on launchpad for source packages for an IRC bot project I'm associated with (since its all the intermediate packaging for the stuff between releases, it's classified as ...
  • 69.6k
22 votes
3 answers

gdebi vs dpkg : How does gdebi automatically gets missing dependancies ? Can I use gdebi for all other installations of .deb packages?

Recently I happened to reinstall my Ubuntu in to Lubuntu 15.04. So I was searching for Skype installation and got this nice tutorial. It was really cool. It downloaded official package of skype deb ...
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