private void GetBalanceQuanity() { try { string OCode = ((SessionUser)Session["SessionUser"]).OCode; Guid userId = ((SessionUser)Session["SessionUser"]).UserId; int PId = Convert.ToInt32(ddlItemName.SelectedValue.ToString()); //List<Inv_BuyCentral> _BalanceQty = iChallanBll.Get_ItemBalance_ById_Store(OCode, PId, ddlStore.SelectedValue).ToList(); List <productsDetails> Details = new List <productsDetails>(); Details = rpt.Get_StockDetailsByDate_Product_Store(txtDate.Text, txtDate.Text, OCode, ddlItemGroup.SelectedValue.ToString(), ddlItemName.SelectedValue.ToString(), ddlStore.SelectedValue.ToString(), userId); if (Details.Count > 0) { var BlQty = Details.Last(); txtBalanceQty.Text = BlQty.ClosingBalance.ToString(); } else { txtBalanceQty.Text = "0"; } } catch (Exception ex) { ScriptManager.RegisterStartupScript(this.Page, Page.GetType(), "text", "func('" + ex.Message + "')", true); } }