Fatal error: Uncaught Error: Interface "GuzzleHttp\Post\PostFileInterface" not found in C:\AppServ\www\greenhess-storage\vendor\guzzlehttp\guzzle\src\Post\PostFile.php:11 Stack trace: #0 {main} thrown in C:\AppServ\www\greenhess-storage\vendor\guzzlehttp\guzzle\src\Post\PostFile.php on line 11