https://learn.microsoft.com/cs-cz/dotnet/api/system.data.services.client.dataserviceclientexception?view=netframework-4.8.1&viewFallbackFrom=net-10.0
DataServiceClientException Class (System.Data.Services.Client) | Microsoft Learn
Represents errors that occur during execution of WCF Data Services client applications.
class systemdata servicesclientmicrosoftlearn
https://learn.microsoft.com/ja-jp/dotnet/api/system.data.services.client.dataserviceclientexception.statuscode?view=netframework-4.8
DataServiceClientException.StatusCode Property (System.Data.Services.Client) | Microsoft Learn
Gets the HTTP error status code returned after DataServiceClientException.
property systemdata servicesstatuscodeclientmicrosoft