private void btnPreview_Click(object sender, EventArgs e) { try { DateTime vDateFrom = Convert.ToDateTime("1/1/2000"); DateTime vDateTo = DateTime.Today.Date; // DateTime.Today.Date.Month.ToString() + "/" + DateTime.Today.Date.Day.ToString() + "/" + DateTime.Today.Date.Year.ToString(); Reports.RptReportViewer vForm = new Reports.RptReportViewer(); if (optRange.Checked == true) { vDateFrom = dt_From.Value; //dt_From.Value.Month.ToString() + "/" + dt_From.Value.Day.ToString() + "/" + dt_From.Value.Year.ToString(); vDateTo = dt_ToDate.Value; //dt_ToDate.Value.Month.ToString() + "/" + dt_ToDate.Value.Day.ToString() + "/" + dt_ToDate.Value.Year.ToString(); } DataTable dt = objDAL.getCashBook(vDateFrom.ToShortDateString(), vDateTo.ToShortDateString()); if (dt.Rows.Count == 0) { MessageBox.Show("No Data To Display", "No Data"); return; } vForm.ShowCashBook(vDateFrom, vDateTo, dt); vForm.ShowDialog(); } catch (Exception exc) { MessageBox.Show(exc.Message, "Error"); } }