Fatal error: Uncaught Error: Class "Osp\Base\OspStub" not found in C:\xampp\htdocs\tmall\src\vipapis\product\ImprovedVendorProductService.php:29
Stack trace:
#0 {main}
thrown in C:\xampp\htdocs\tmall\src\vipapis\product\ImprovedVendorProductService.php on line 29