Describes the cause and action for error messages.
Error Message(English)：
ebook foundation
EbookFoundation/fre...
https://github.com/EbookFoundation/free-programming-books
Free Ebook Foundati...
https://github.com/EbookFoundation?language=html
Python
https://github.com/EbookFoundation?language=python
EbookFoundation/ebo...
https://github.com/EbookFoundation/ebookfoundation.github.io
Free Ebook Foundation promotes access and preservation of ...
https://ebookfoundation.org/
Free Ebook Foundation adds Free-Programming-Books Repository.
https://ebookfoundation.org/fpb.html
free-programming-books - the Free Ebook Foundation's Github Pages
https://ebookfoundation.github.io/free-programming-books/
Welcome to the Free Ebook Foundation's Github Pages ...
https://ebookfoundation.github.io/
Updates - GITenberg - Making beautiful books in the public domain
https://www.gitenberg.org/updates