Fatal error: Uncaught Error: Interface 'Psr\Http\Message\StreamInterface' not found in D:\xampp7\htdocs\www\nbkm\show_bp\vendor\guzzlehttp\psr7\src\MultipartStream.php:10 Stack trace: #0 {main} thrown in D:\xampp7\htdocs\www\nbkm\show_bp\vendor\guzzlehttp\psr7\src\MultipartStream.php on line 10