Fatal error: Uncaught Error: Undefined class constant 'Automattic\WooCommerce\Blocks\StoreApi\Schemas\CartItemSchema::IDENTIFIER' in /nfs/c10/h15/mnt/176301/domains/amcmurchie.com/html/wp-content/plugins/woo-gutenberg-products-block/src/Domain/Bootstrap.php:199 Stack trace: #0 /nfs/c10/h15/mnt/176301/domains/amcmurchie.com/html/wp-content/plugins/woo-gutenberg-products-block/src/Registry/AbstractDependencyType.php(42): Automattic\WooCommerce\Blocks\Domain\Bootstrap->Automattic\WooCommerce\Blocks\Domain\{closure}(Object(Automattic\WooCommerce\Blocks\Registry\Container)) #1 /nfs/c10/h15/mnt/176301/domains/amcmurchie.com/html/wp-content/plugins/woo-gutenberg-products-block/src/Registry/SharedType.php(28): Automattic\WooCommerce\Blocks\Registry\AbstractDependencyType->resolve_value(Object(Automattic\WooCommerce\Blocks\Registry\Container)) #2 /nfs/c10/h15/mnt/176301/domains/amcmurchie.com/html/wp-content/plugins/woo-gutenberg-products-block/src/Registry/Container.php(96): Automattic\WooCommerce\Blocks\Registry\SharedType->get( in /nfs/c10/h15/mnt/176301/domains/amcmurchie.com/html/wp-content/plugins/woo-gutenberg-products-block/src/Domain/Bootstrap.php on line 199