protected void GetGridData() { try { string said = Session["SAID"].ToString(); DataSet dataset = new DataSet(); dataset = invoiceBL.GetInvoiceByClient(said); if (dataset.Tables.Count > 0 && dataset.Tables[0].Rows.Count > 0) { gvInvoiceList.DataSource = dataset; gvInvoiceList.DataBind(); search.Visible = true; InvoiceList.Visible = true; } else { search.Visible = false; InvoiceList.Visible = false; } gvInvoiceList.PageSize = Convert.ToInt32(DropPage.SelectedValue); gvInvoiceList.DataBind(); } catch { lblTitle.Text = "Warning!"; lblTitle.ForeColor = System.Drawing.Color.Red; message.ForeColor = System.Drawing.Color.Red; message.Text = "Sorry, Something went wrong, please contact administrator"; ScriptManager.RegisterStartupScript(this, this.GetType(), "Pop", "openModal();", true); } }