Fatal error: Uncaught Error: Interface "renderable" not found in C:\Apache24\htdocs\moodle\admin\tool\admin_presets\classes\output\presets_list.php:37 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\moodle\admin\tool\admin_presets\classes\output\presets_list.php on line 37