Fatal error: Uncaught Error: Interface 'Psr\Http\Client\ClientExceptionInterface' not found in D:\xampp\htdocs\psp\backend\vendor\guzzlehttp\guzzle\src\Exception\GuzzleException.php:7 Stack trace: #0 {main} thrown in D:\xampp\htdocs\psp\backend\vendor\guzzlehttp\guzzle\src\Exception\GuzzleException.php on line 7