Fatal error: Uncaught Error: Class "Symfony\Component\Mime\Header\UnstructuredHeader" not found in D:\laragon\www\CRM_Lomas\vendor\symfony\mailer\Header\MetadataHeader.php:19 Stack trace: #0 {main} thrown in D:\laragon\www\CRM_Lomas\vendor\symfony\mailer\Header\MetadataHeader.php on line 19