404 error for ne0sight PPA on Ubuntu 17.10
133
How can I fix a 404 Error when using a PPA or updating my package lists?
7776
How to correctly install libpng12-0 on the Ubuntu 19.10?
44368
404 error during flagging a question
7371
What are PPAs and how do I use them?
61719
Libpng12 needed for 17.10
144637
How to list all the packages which are installed from PPAs?
3303
SEO (or other) problems with a 404?
52181
How to fix "404 Not Found" crawl errors reported by Google in Search Console
77827
How do I file a bug on a PPA upstream with the maintainers using Launchpad?
15183
Elementary OS PPA gives “The repository does not have a Release file.” error
24711
Is there a PPA with the latest version of LibreOffice?
151066
Failed to fetch PPA Error (Deluge)
78709
How to fix "Package hyperref Error: Wrong DVI mode driver option `dvips'"?
156127
How to make pdfsam work in (L)ubuntu 18.04?
74185
How can I add a PPA from a previous release?
107156
Ubuntu 17.10 on Wayland - (How) can I install the NVIDIA drivers?
6724
What tools do I need to use to report a bug in a developers PPA?