I want to understand what socket connections are and how do I recover from this error?

[Greenreader9]

Can you share the exact message?

Because I think you hit the hits limit, not some socket limit.

What does the hits limit mean

One of the limits InfinityFree enforces is the “hits” limit. This article explains what a hit is, how you can control your hits usage and what happens if you exceed the limit. What is a hit? A hit is a simply request to a file on your website, which can be a HTML or PHP page, an image, a CSS file or something else. A hit is not the same as a page view, visit or visitor. Visitor can visit your website multiple times, a visit can include multiple page views, and a single page view can include mu…