Fatal error: Uncaught Error: Using $this when not in object context in /users/laufgruppe-lvb/www/wordpress/wp-content/plugins/so-widgets-bundle/widgets/slider/tpl/default.php:7 Stack trace: #0 {main} thrown in /users/laufgruppe-lvb/www/wordpress/wp-content/plugins/so-widgets-bundle/widgets/slider/tpl/default.php on line 7