I can't install MailSnag eclipse plugin.

[Utrisoft]

I am trying to install the mailsnag plugin in my eclipse but I cannot. When accessing http://foosbar.github.com/update I get a 404 error.

The complete message is:

There isn't a GitHub Pages site here.

Did you mean to visit foosbar.github.io? Please note that this site belongs to a GitHub user and is not an official GitHub site.

If you're the owner of this site, please update your links to use foosbar.github.io instead. Subdomains of github.com are deprecated for GitHub Pages. They will not redirect to github.io after April 15, 2021.