Fatal error: Uncaught Error: Class "OCP\AppFramework\Http\EmptyContentSecurityPolicy" not found in /users/ms-it/www/oc/lib/public/AppFramework/Http/ContentSecurityPolicy.php:41 Stack trace: #0 {main} thrown in /users/ms-it/www/oc/lib/public/AppFramework/Http/ContentSecurityPolicy.php on line 41