rpt.DataDefinition.FormulaFields["Head1"].Text = "'" + Session["BRANCH_NAME"].ToString() + "'"; rpt.DataDefinition.FormulaFields["Head2"].Text = "'" + Session["ADDRESS1"].ToString() + "'"; rpt.DataDefinition.FormulaFields["Head3"].Text = "'" + head3 + "'"; rpt.DataDefinition.FormulaFields["Head4"].Text = "'" + head4 + "'";