Fatal error: Uncaught Error: Class "Doctrine\Common\Lexer\AbstractLexer" not found in D:\Apache24\www\sciegen\backend\vendor\egulias\email-validator\src\EmailLexer.php:9 Stack trace: #0 {main} thrown in D:\Apache24\www\sciegen\backend\vendor\egulias\email-validator\src\EmailLexer.php on line 9