Fatal error: Uncaught Error: Interface 'GuzzleHttp\Promise\PromiseInterface' not found in /home/demo1innoblitz/public_html/dhwani-cms/vendor1/guzzlehttp/promises/src/Promise.php:14 Stack trace: #0 {main} thrown in /home/demo1innoblitz/public_html/dhwani-cms/vendor1/guzzlehttp/promises/src/Promise.php on line 14