Fatal error: Uncaught Error: Interface "Robo\Collection\NestedCollectionInterface" not found in C:\Apache24\htdocs\cms_upgrade\vendor\consolidation\robo\src\Collection\CollectionInterface.php:8 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\cms_upgrade\vendor\consolidation\robo\src\Collection\CollectionInterface.php on line 8