Fatal error: Uncaught Error: Interface 'Automattic\WooCommerce\Xero\Vendor\GuzzleHttp\Promise\PromisorInterface' not found in /home/adaptyo3/public_html/wp-content/plugins/woocommerce-xero/lib/packages/guzzlehttp/guzzle/src/Pool.php:30 Stack trace: #0 {main} thrown in /home/adaptyo3/public_html/wp-content/plugins/woocommerce-xero/lib/packages/guzzlehttp/guzzle/src/Pool.php on line 30