Fatal error: Uncaught Error: Class "Egulias\EmailValidator\Parser\PartParser" not found in I:\www\frameworks\Symfony\doctrine\vendor\egulias\email-validator\src\Parser\DomainLiteral.php:23 Stack trace: #0 {main} thrown in I:\www\frameworks\Symfony\doctrine\vendor\egulias\email-validator\src\Parser\DomainLiteral.php on line 23