Fatal error: Uncaught Error: Class 'Symfony\Component\Mime\Email' not found in /home/frassati/public_html/wp-content/plugins/cornerstone/includes/integration/Twig/vendor/symfony/mime/DraftEmail.php:20 Stack trace: #0 {main} thrown in /home/frassati/public_html/wp-content/plugins/cornerstone/includes/integration/Twig/vendor/symfony/mime/DraftEmail.php on line 20