Causes

The user is able to communicate with the server but it is unable to locate the requested file or resource. This error occurs when :

  • a visitor mistypes a URL
  • the file exist in the wrong location on the server, either moved or deleted.
  • server configuration has the incorrect document root location.
  • the user doesn’t have the privileges to access to the directory.
  • the resource is not being accessed a symbolic link.

Fixes

1st Cause

Step 1

Firstly, check the DNS connectivity of the domain using the below command.

  • dig domain.com
Step 2

Then, check the cPanel URL and ensures that the server hostname, domain name, and the cPanel port are given correct.