Fatal error: Uncaught Error: Interface "GuzzleHttp\Cookie\CookieJarInterface" not found in D:\Project\sw\vendor\guzzlehttp\guzzle\src\Cookie\CookieJar.php:12 Stack trace: #0 {main} thrown in D:\Project\sw\vendor\guzzlehttp\guzzle\src\Cookie\CookieJar.php on line 12