Fatal error: Uncaught Error: Class "humhub\widgets\JsWidget" not found in /users/quirl/www/filemanager/spark/protected/humhub/modules/file/widgets/UploadProgress.php:14 Stack trace: #0 {main} thrown in /users/quirl/www/filemanager/spark/protected/humhub/modules/file/widgets/UploadProgress.php on line 14