Update Control_TcpClient.cs

wxr

2023-07-28 70e1f6c11d3b71c73c3ed39760b9461bb5a67a17

 HDL_ON/DAL/DriverLayer/Control_TcpServer.cs

@@ -183,7 +183,7 @@
        {
            MainPage.Log($"0001 tcpDataString:\r\n {tcpBodyDataString}");
            var tcpDataObj = Control.Ins.AnalysisReceiveData(tcpBodyDataString, null);
            if (tcpDataObj.BodyDataString == null)
            if (tcpDataObj==null || tcpDataObj.BodyDataString == null)
            {
                return;
            }