Hi,

    When I try to read work_sheet.Rows[50].Cells[2].Value, i got null value.(C51), it should be 0.50.

     if I clear the C51 contents and reapply the formular, everything is good.

    work_sheet.Rows[50].Cells[0].Value and work_sheet.Rows[50].Cells[1].Value shows correct value.

Thanks.

--Shuyang He