Fatal error: Uncaught Error: Interface "Opis\JsonSchema\Variables" not found in C:\xampp\htdocs\wo\woocommerce\vendor\opis\json-schema\src\Variables\VariablesContainer.php:23 Stack trace: #0 {main} thrown in C:\xampp\htdocs\wo\woocommerce\vendor\opis\json-schema\src\Variables\VariablesContainer.php on line 23