private void SaveData() { DSSmartCity myrfid = new DSSmartCity(); myrfid = (DSSmartCity)rfid1.Copy(); foreach (DSSmartCity.TagListRow item in myrfid.TagList.Rows) { item.icon = null; } myrfid.AcceptChanges(); myrfid.WriteXml("data.xml"); //********************************* //upload data to server.... //********************************* }