Fatal error: Uncaught Error: Class "EchoEventPresentationModel" not found in /var/www/html/extensions/EditNotify/includes/EchoEditNotifyTemplateValuePresentationModel.php:3 Stack trace: #0 {main} thrown in /var/www/html/extensions/EditNotify/includes/EchoEditNotifyTemplateValuePresentationModel.php on line 3