private void ReceiveCallBack(IAsyncResult asyncResult) { ConnectionInfo connection = asyncResult.AsyncState as ConnectionInfo; try { Socket senderSocket = connection.Socket; SocketError response; int buffSize = senderSocket.EndReceive(asyncResult, out response); if (response == SocketError.Success) { byte[] payload = new byte[buffSize]; Array.Copy(connection.Data, payload, payload.Length); PayloadHandler.Handle(payload, connection); } }catch (Exception e) { Console.WriteLine($"Can't receive data: {e.Message}"); } finally { try { connection.Socket.BeginReceive(connection.Data, 0, connection.Data.Length, SocketFlags.None, ReceiveCallBack, connection); } catch (Exception e) { Console.WriteLine($"{e.Message}"); var address = connection.Socket.RemoteEndPoint.ToString(); ConnectionStorage.Remove(address); connection.Socket.Close(); } } }