Fatal error: Uncaught Error: Class 'Google\Cloud\Core\ServiceBuilder' not found in C:\xampp\htdocs\fphosting.eu\sub\payments\airbank\vendor\google\cloud\src\ServiceBuilder.php:28 Stack trace: #0 {main} thrown in C:\xampp\htdocs\fphosting.eu\sub\payments\airbank\vendor\google\cloud\src\ServiceBuilder.php on line 28