Fatal error: Uncaught Error: Interface 'Automattic\WooCommerce\Xero\Vendor\League\OAuth2\Client\Token\AccessTokenInterface' not found in /home/adaptyo3/public_html/wp-content/plugins/woocommerce-xero/lib/packages/league/oauth2-client/src/Token/ResourceOwnerAccessTokenInterface.php:20 Stack trace: #0 {main} thrown in /home/adaptyo3/public_html/wp-content/plugins/woocommerce-xero/lib/packages/league/oauth2-client/src/Token/ResourceOwnerAccessTokenInterface.php on line 20