protected void Btn_ShowAttach_Click(object sender, EventArgs e) { PopUpViewDocument.ShowOnPageLoad = true; ASPxButton btn = sender as ASPxButton; GridViewDataItemTemplateContainer container = btn.NamingContainer as GridViewDataItemTemplateContainer; var index = container.VisibleIndex; var FinNumber = gridFault.GetRowValues(index, "FINNumber"); string FinParam = FinNumber.ToString(); var faults = FaultRepository.GetAttachMentView(FinParam); GvAttachMentView.DataSource = faults; GvAttachMentView.DataBind(); }