Fatal error: Uncaught Error: Class "Egulias\EmailValidator\Validation\RFCValidation" not found in D:\xampp\htdocs\_runing\sales-manager-system\vendor\egulias\email-validator\src\Validation\NoRFCWarningsValidation.php:9 Stack trace: #0 {main} thrown in D:\xampp\htdocs\_runing\sales-manager-system\vendor\egulias\email-validator\src\Validation\NoRFCWarningsValidation.php on line 9