Fatal error: Uncaught Error: Interface 'Psr\Http\Message\StreamInterface' not found in /Applications/XAMPP/xamppfiles/htdocs/Project_April/GuzzleHttp/Psr7/AppendStream.php:11 Stack trace: #0 {main} thrown in /Applications/XAMPP/xamppfiles/htdocs/Project_April/GuzzleHttp/Psr7/AppendStream.php on line 11