Fatal error: Uncaught Error: Class 'GuzzleHttp\Ring\Exception\RingException' not found in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables2\libreria\vendor\guzzlehttp\ringphp\src\Exception\CancelledFutureAccessException.php:4 Stack trace: #0 {main} thrown in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables2\libreria\vendor\guzzlehttp\ringphp\src\Exception\CancelledFutureAccessException.php on line 4