Fatal error: Uncaught Error: Class "humhub\modules\activity\actions\ActivityStreamAction" not found in /users/quirl/www/filemanager/spark/protected/humhub/modules/dashboard/components/actions/DashboardStreamAction.php:23 Stack trace: #0 {main} thrown in /users/quirl/www/filemanager/spark/protected/humhub/modules/dashboard/components/actions/DashboardStreamAction.php on line 23