public ServerActor() { Context.ActorOf(ClientServer.Props(), "ClientServer"); Context.ActorOf(LocalServer.Props(), "LocalServer"); Context.ActorOf(DataBaseServer.Props(), "DataBaseServer"); Receive <MessageOfListViewUpdateLocalList>(updatedLocal => LocalToClient_Send_CreatedLocalID(updatedLocal)); Receive <MessageOfRequestLocalIDs>(requestedLocalID => RequestAllLocalID(requestedLocalID)); Receive <MessageOfReturnLocalID>(returnLocal => ReturnAllLocalID(returnLocal)); Receive <UpdateMonitor>(receivedLocalData => SendToClient_DataOfLocal(receivedLocalData)); Receive <UnsubscribeMonitorLocal>(deletedLocal => DeleteLocal(deletedLocal)); Schedule = Context .System .Scheduler .ScheduleTellRepeatedlyCancelable( TimeSpan.Zero, // The time period that has to pass before the first message is sent. TimeSpan.FromSeconds(1), // The interval, i.e. the time period that has to pass between messages are being sent. Self, // The receiver. new Start(), // The message. Self); // The sender. Receive <Start>(_ => Handle(_)); }