public void GetPurchaseRequestInfo(Guid prID) { DataRow r = grn.GetGRNByPRID(prID); ddlItemType.SelectedValue = r["ItemTypeIDp"].ToString(); BindItem(false); ddlItem.SelectedValue = r["ItemIDp"].ToString(); txtQuantity.Text = r["Quantityp"].ToString(); txtPRNo.Text = r["PRNo"].ToString(); //if GRN is already exists and active if (r["ID"].ToString() != "" && r["Status"].ToString() != "0") { ViewState.Add("isEdit", true); ViewState.Add("GRNID", new Guid(r["ID"].ToString())); btnSave.Text = "Update"; BindGRNInfo(r); } }