How can PHP developers troubleshoot and fix fatal errors related to required files not being found?

When PHP developers encounter fatal errors related to required files not being found, they can troubleshoot and fix the issue by ensuring that the file path is correct, checking for typos in the file name, and verifying that the file actually exists in the specified location. 

<?php
require_once('path/to/required_file.php');
// Rest of the code
?>

Keywords

PHP fatal error require include file not found

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