Fatal error: Uncaught Error: Class "Google\ApiCore\Call" not found in D:\programs\xampp\htdocs\backend-test\vendor\google\longrunning\src\LongRunning\resources\operations_descriptor_config.php:27 Stack trace: #0 {main} thrown in D:\programs\xampp\htdocs\backend-test\vendor\google\longrunning\src\LongRunning\resources\operations_descriptor_config.php on line 27