Why is my PHP code throwing a \'PDO Class Not Found\' error and how can I fix it?

PHP Error: PDO Class Not Found

Problem Description:

PHP encounters a fatal error indicating that the 'PDO' class cannot be found. This error occurs in the file 'Mysql.php' and is likely caused by a missing extension.

Possible Causes:

• Missing or improperly configured PDO extension
• Disabled PDO extension in php.ini
• Missing or incorrectly installed PDO driver

Troubleshooting Steps:

To address this error, it's crucial to verify and rectify the following:

1. Check PDO Extension:

• Confirm that the 'extension=pdo.so' directive is present in php.ini.
• Ensure that the extension is enabled (typically using 'extension=extension_name').

2. Install Missing PDO Modules:

• Run the following commands via SSH or a terminal:

yum install php-pdo
yum install php-pdo_mysql

3. Restart Apache:

• After installing the required modules, restart Apache to activate the changes:

service httpd restart

4. Additional Tips:

• Verify the PHP version and ensure that it supports PDO.
• Check the PHP error log and look for any other relevant errors.
• Contact your hosting provider if the issue persists after troubleshooting.

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