>After deleting records then trying to save dataset, it gives me this error:
>

>Deleted row information cannot be accessed through the row.
>

>Here is the code using Infragistics UltraGrid control:
>

>RowsCollection allRows;
>allRows = this.grdDepartments.Rows;
>if (allRows.Count > 0) {
>   for (int i = 0; i < allRows.Count; i++) {
>       UltraGridRow row = allRows[i];
>       if ((bool)row.Cells["DeleteMarker"].Value == true)
>           row.Delete(false);
>   }
>}
>
>this.oMscDepartments.SaveDataSet();
>

>The deletion process have no problem because the error only show up when SaveDataSet() method is called.
>
>Please assist...

Nevermind folks. I already figured it out! I declared a wrong primary key in the business object.