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How to resolve the issue as when I receiving the messages from IoT hub at that time any of the IoT device will be turn off then I did not get any messages from IoT Hub, just UWP app will be open but not displaying any values from IoT Hub.

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Hi,

I am Working on Internet of things, in one of my current project I need to receive the messages from IoT Hub, before I receiving the messages from IoT Hub, first I was sending messages from Two IoT devices to IoT hub. after I was sent messages to IoT hub then I am trying to receive the messages from IoT hub, in this scenario one my IoT device will be turn off, at this time I did not get any  messages from IoT hub.

But if two IoT devices are working properly then only I got the messages from IoT Hub.

see the below code.

publicasyncvoid ReceiveDataFromCloud()

       {

          

           ServiceBusConnectionStringBuilder builder =newServiceBusConnectionStringBuilder(ConnectionString);

           builder.TransportType = ppatierno.AzureSBLite.Messaging.TransportType.Amqp;

 

           factory = MessagingFactory.CreateFromConnectionString(ConnectionString);

 

           client = factory.CreateEventHubClient(eventHubEntity);

           group = client.GetDefaultConsumerGroup();

 

           startingDateTimeUtc = DateTime.UtcNow;

 

           for (int i = 0; i <= 0; i++)

           {

 

EventHubReceiver receiver = group.CreateReceiver(i.ToString(), startingDateTimeUtc);

 

               EventData data = receiver.Receive();--à this line of code will give the data value when I connected to one IoT device but when I connected to two IoT devices the data will not give any value just it will stop the debugging.

 

               if (data !=null)

               {

                   var receiveddata =Encoding.UTF8.GetString(data.GetBytes());

 

                   var messageString =JsonConvert.DeserializeObject<ConferenceRooms>(receiveddata);

                   

                   confrooms.Add(messageString);

 

                   //var message = new ConferenceRooms(Encoding.ASCII.GetBytes(receiveddata));

 

                   Debug.WriteLine("{0} {1} {2}", data.PartitionKey, data.EnqueuedTimeUtc.ToLocalTime(),Encoding.UTF8.GetString(data.GetBytes()));

               }

               else

               {

                   continue;

               }

 

               receiver.Close();

           }

          

           client.Close();

           factory.Close();

           progressring.Visibility = Visibility.Collapsed;

           progressring.IsActive = false;

       }

Please tell me how to resolve this issue?

Thanks & Regards

G. Pradeep Kumar Reddy


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