Fatal error: Uncaught Error: Class "Automattic\WooCommerce\StoreApi\Schemas\V1\AbstractSchema" not found in C:\xampp\htdocs\wo\woocommerce\src\StoreApi\Schemas\V1\CartShippingRateSchema.php:9 Stack trace: #0 {main} thrown in C:\xampp\htdocs\wo\woocommerce\src\StoreApi\Schemas\V1\CartShippingRateSchema.php on line 9