public static void ModifyInstanceASync(CimSession cimSession, string cimNamespace, string cimClassName) { try { CimInstance modifiedInstance = ModifyInstanceCore(cimSession, cimNamespace, cimClassName); if (modifiedInstance == null) { Console.WriteLine("ModifyInstance operation not performed"); return; } CimAsyncResult <CimInstance> enumeratedInstances = cimSession.ModifyInstanceAsync(cimNamespace, modifiedInstance, GetOperationOptions()); TestObserver <CimInstance> observer = new TestObserver <CimInstance>(); IDisposable disposeable = enumeratedInstances.Subscribe(observer); observer.WaitForCompletion(); } catch (CimException ex) { PrintCimException(ex); } catch (Exception ex) { Console.WriteLine(ex.Message); } }