Fatal error: Uncaught Error: Class "Doctrine\Common\Lexer\AbstractLexer" not found in /home/alkhalaffamily/public_html/educourses/vendor/egulias/email-validator/src/EmailLexer.php:7 Stack trace: #0 {main} thrown in /home/alkhalaffamily/public_html/educourses/vendor/egulias/email-validator/src/EmailLexer.php on line 7