add the parameterless constructor to otsfield class.

OTSIncAMeasureApp/1-OTSMeasure/Measure/DBDataTransition/IncADataDB.cs

@@ -7,7 +7,7 @@ using System.Drawing;
 using System.Linq;
 
 using OTSCLRINTERFACE;
-
+using OTSDataType;
 using OTSModelSharp.DTLBase;
 
 namespace OTSModelSharp