Fatal error: Uncaught Error: Interface "Symfony\Component\Mime\Encoder\EncoderInterface" not found in /home1/aihika/public_html/elephant-society/vendor_old/symfony/mime/Encoder/Base64Encoder.php:17 Stack trace: #0 {main} thrown in /home1/aihika/public_html/elephant-society/vendor_old/symfony/mime/Encoder/Base64Encoder.php on line 17