Fatal error: Uncaught Error: Interface 'GuzzleHttp\Promise\PromiseInterface' not found in C:\APM_Setup_7\htdocs\google\vendor\guzzlehttp\promises\src\FulfilledPromise.php:10 Stack trace: #0 {main} thrown in C:\APM_Setup_7\htdocs\google\vendor\guzzlehttp\promises\src\FulfilledPromise.php on line 10