Fatal error: Uncaught Error: Interface "Psr\Http\Message\StreamInterface" not found in C:\xampp\htdocs\uploadPdf\vendor\aws\aws-sdk-php\src\Handler\GuzzleV5\PsrStream.php:13 Stack trace: #0 {main} thrown in C:\xampp\htdocs\uploadPdf\vendor\aws\aws-sdk-php\src\Handler\GuzzleV5\PsrStream.php on line 13