Fatal error: Uncaught Error: Class "Google\ApiCore\InsecureCredentialsWrapper" not found in C:\xampp\htdocs\cms-propay\vendor\google\cloud-core\src\InsecureCredentialsWrapper.php:29 Stack trace: #0 {main} thrown in C:\xampp\htdocs\cms-propay\vendor\google\cloud-core\src\InsecureCredentialsWrapper.php on line 29