Fatal error: Uncaught Error: Class "humhub\libs\StdClassConfigurable" not found in /users/quirl/www/filemanager/spark/protected/humhub/modules/file/libs/Metadata.php:22 Stack trace: #0 {main} thrown in /users/quirl/www/filemanager/spark/protected/humhub/modules/file/libs/Metadata.php on line 22