What are common causes of HTTP Error 500 in PHP scripts and how can they be resolved?

HTTP Error 500 in PHP scripts is often caused by syntax errors, database connection issues, or server misconfigurations. To resolve this error, check for any syntax errors in your PHP code, ensure that your database connection details are correct, and verify that your server settings are properly configured.

<?php
// Check for syntax errors in your PHP code
// Correct any errors found
// Ensure that database connection details are correct
// Verify server settings are properly configured
?>