Ted,

>Like I said before, regarding setting the current row in RowUpdating():
>
>// this does NOT set the row: this.oSurveyDue.Entity.SetDataRow(CurrentRow);
>
>// The below does:
>this.oSurveyDue.DataRow = CurrentRow;

Right...I guess I wasn't clear in my response, but I was agreeing with you.

>Regarding storing null date my code below works, what you provided does not compile & provides this error:
>
>Error 1 Type of conditional expression cannot be determined because there is no implicit conversion between 'System.DBNull' and 'System.DateTime?' C:\MM.NET\MMS\MMS Business Objects CSharp\SurveyDueEntity.cs 112 62 MMS Business Objects CSharp


Sorry about that...the code I have at the Framework level has a different type conversion that works properly, so for now I recommend using the code you originally showed where you are setting an empty date value.

Best Regards,