@vbear2 said in Tracker giving response code 404 (Not Found):

I looked further and saw that I was getting this from everything from the site, including new items that I had just downloaded.

It might be something as simple as not being logged in, in which case you won't be able to find a page behind the log-in wall. The forum and the torrent listings seem to have different log-in clocks, and I find that if I log in and then back up the browser, I'm all set.