Fatal error: Uncaught Error: Class "App\ViewDefinitions\Service\MassUpdate\EmailOptoutMapper" not found in /var/www/crm_killing_ninja/core/modules/Contacts/Service/MassUpdate/ContactsEmailOptoutMapper.php:32 Stack trace: #0 {main} thrown in /var/www/crm_killing_ninja/core/modules/Contacts/Service/MassUpdate/ContactsEmailOptoutMapper.php on line 32