Fatal error: Uncaught Error: Interface 'YoastSEO_Vendor\GuzzleHttp\Promise\PromisorInterface' not found in /home/prospera/public_html/wp-content/plugins/wordpress-seo/vendor_prefixed/guzzlehttp/guzzle/src/Pool.php:23 Stack trace: #0 {main} thrown in /home/prospera/public_html/wp-content/plugins/wordpress-seo/vendor_prefixed/guzzlehttp/guzzle/src/Pool.php on line 23