Fatal error: Uncaught Error: Class "Google\Model" not found in E:\bin\Apache24\htdocs\composer\vendor\google\apiclient-services\src\FirebaseML\CancelOperationRequest.php:20 Stack trace: #0 {main} thrown in E:\bin\Apache24\htdocs\composer\vendor\google\apiclient-services\src\FirebaseML\CancelOperationRequest.php on line 20