Fatal error: Uncaught Error: Interface "Psr\Http\Message\StreamInterface" not found in D:\xampp\htdocs\ebaymotors\vendor\guzzlehttp\psr7\src\AppendStream.php:14 Stack trace: #0 {main} thrown in D:\xampp\htdocs\ebaymotors\vendor\guzzlehttp\psr7\src\AppendStream.php on line 14