about store RecordField submit emptystring issue

operate screenshot

 

When click save button submit to change,trace store beforeStoreChanged eventHandler data no problem.



But when store beforerecordInserted event handler new values changed empty string, when AfterInserted throw exception;




Now I solve the problem changed Source Code file Store.cs

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private void MakeInsertes(IDataSource ds, XmlDocument xml) { XmlNodeList insertingRecords = xml.SelectNodes("records/Created/record"); string id = GetIdColumnName(); foreach (XmlNode node in insertingRecords) { record = node; values = new SortedList(this.Reader.Reader.Fields.Count); keys = new SortedList(); oldValues = new SortedList(); foreach (RecordField field in this.Reader.Reader.Fields) { //modify by neo date:2011/6/9 emptystring convert to null XmlNode keyNode = node.SelectSingleNode(field.Name); if (String.IsNullOrEmpty(keyNode.InnerText)) values[field.Name] = null; else values[field.Name] = keyNode != null ? keyNode.InnerText : null; } ……………

I don't know that there are no other better solutions,So I hope to have your support