Fatal error: Uncaught Error: Class "Google\Service\Resource" not found in C:\xampp8\htdocs\Gsheet\vendor\google\apiclient-services\src\Oauth2\Resource\UserinfoV2.php:28 Stack trace: #0 {main} thrown in C:\xampp8\htdocs\Gsheet\vendor\google\apiclient-services\src\Oauth2\Resource\UserinfoV2.php on line 28