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.