Fatal error: Uncaught Error: Class 'Egulias\EmailValidator\Warning\Warning' not found in /var/www/typo3/vendor/egulias/email-validator/src/Warning/IPV6ColonEnd.php:5 Stack trace: #0 {main} thrown in /var/www/typo3/vendor/egulias/email-validator/src/Warning/IPV6ColonEnd.php on line 5