Fatal error: Uncaught Error: Class 'GuzzleHttp\Exception\TransferException' not found in C:\xampp\htdocs\admin\vendor\guzzlehttp\guzzle\src\Exception\ConnectException.php:13 Stack trace: #0 {main} thrown in C:\xampp\htdocs\admin\vendor\guzzlehttp\guzzle\src\Exception\ConnectException.php on line 13