Fatal error: Uncaught Error: Interface 'GuzzleHttp\Promise\PromiseInterface' not found in G:\projects\beta.api.edutalk.edu.vn\vendor\guzzlehttp\promises\src\Promise.php:14 Stack trace: #0 {main} thrown in G:\projects\beta.api.edutalk.edu.vn\vendor\guzzlehttp\promises\src\Promise.php on line 14