Fatal error: Uncaught Error: Interface "yii\base\BootstrapInterface" not found in /users/quirl/www/filemanager/spark/protected/humhub/modules/ui/view/bootstrap/ThemeLoader.php:25 Stack trace: #0 {main} thrown in /users/quirl/www/filemanager/spark/protected/humhub/modules/ui/view/bootstrap/ThemeLoader.php on line 25