Fatal error: Uncaught Error: Class "yii\validators\Validator" not found in /home/telefonai/public_html/test.telefonai.eu/templates/__MACOSX/vendor/nystudio107/craft-retour/src/validators/DbStringValidator.php:24 Stack trace: #0 {main} thrown in /home/telefonai/public_html/test.telefonai.eu/templates/__MACOSX/vendor/nystudio107/craft-retour/src/validators/DbStringValidator.php on line 24