Fatal error: Uncaught Error: Interface "Symfony\Component\Mime\Header\HeaderInterface" not found in /home2/roofonli/public_html/residential.roof-online.com/vendor/symfony/mime/Header/AbstractHeader.php:22 Stack trace: #0 {main} thrown in /home2/roofonli/public_html/residential.roof-online.com/vendor/symfony/mime/Header/AbstractHeader.php on line 22