System.NullReferenceException: Object reference not set to an instance of an object. at SitefinityWebApp.Mvc.Controllers.ProductsWidgetController.GetClientZip() in C:\agents\_work\3\s\Mvc\Controllers\ProductsWidgetController.cs:line 549 at SitefinityWebApp.Mvc.Controllers.ProductsWidgetController.Index(String filter) in C:\agents\_work\3\s\Mvc\Controllers\ProductsWidgetController.cs:line 399