404 Error
 

Does having 404 error pages on my site negatively affect my rankings?

No effect on the website.

The HTTP 404 Not Found Error means that the webpage you were trying to reach could not be found on the server.

No ways,,, it won't affect your rankings.

The 404 or Not Found error concept is an HTTP conventional reaction code showing that the client was able to convey with a given web server, but the server could not find what was requested.

The web site hosting web server will typically produce a "404 Not Found" web page when a user efforts to follow a broken or dead link;