Fatal error: Uncaught Error: Class "Osp\Base\OspStub" not found in C:\xampp\htdocs\updatejd\src\vipapis\inventory\admin\InventoryAdminService.php:31 Stack trace: #0 {main} thrown in C:\xampp\htdocs\updatejd\src\vipapis\inventory\admin\InventoryAdminService.php on line 31