Fatal error: Uncaught Error: Interface "pvc\interfaces\struct\tree\node\TreenodeCollectionFactoryInterface" not found in I:\www\pvcStruct\tests\integration_tests\fixture\tree\collection\TreenodeCollectionFactory.php:12 Stack trace: #0 {main} thrown in I:\www\pvcStruct\tests\integration_tests\fixture\tree\collection\TreenodeCollectionFactory.php on line 12