Fatal error: Uncaught Error: Class 'Symfony\Component\Mime\Encoder\Base64Encoder' not found in /home/bienalsurweb/public_html/proyectos2023/vendor_back-9-5-22/symfony/mime/Encoder/Base64ContentEncoder.php:19 Stack trace: #0 {main} thrown in /home/bienalsurweb/public_html/proyectos2023/vendor_back-9-5-22/symfony/mime/Encoder/Base64ContentEncoder.php on line 19