Fatal error: Uncaught Error: Class "Magento\User\Model\UserValidationRules" not found in /var/www/magento/html/generated/code/Magento/User/Model/UserValidationRules/Interceptor.php:7 Stack trace: #0 {main} thrown in /var/www/magento/html/generated/code/Magento/User/Model/UserValidationRules/Interceptor.php on line 7