<PackageReference Include="System.ServiceModel.Primitives" Version="6.0.0-rc.23205.4" />

System.ServiceModel.FaultCode

public class FaultCode
namespace System.ServiceModel { public class FaultCode { public bool IsPredefinedFault { get; } public bool IsSenderFault { get; } public bool IsReceiverFault { get; } public string Namespace { get; } public string Name { get; } public FaultCode SubCode { get; } public FaultCode(string name); public FaultCode(string name, FaultCode subCode); public FaultCode(string name, string ns); public FaultCode(string name, string ns, FaultCode subCode); public static FaultCode CreateSenderFaultCode(FaultCode subCode); public static FaultCode CreateSenderFaultCode(string name, string ns); public static FaultCode CreateReceiverFaultCode(FaultCode subCode); public static FaultCode CreateReceiverFaultCode(string name, string ns); } }