private void BindFolioSignUp() { dtFromDate = Convert.ToDateTime(rdpFromDate.SelectedDate); dtToDate = Convert.ToDateTime(rdpToDate.SelectedDate); DataSet dsFolio; dsFolio = advisorBranchBo.GetFolioSignUp(adviserVo.advisorId, dtFromDate, dtToDate, int.Parse(ddlTypes.SelectedValue), userType, AgentCode); DataTable dtFolio = dsFolio.Tables[0]; if (dtFolio == null) { gvFolio.DataSource = dtFolio; gvFolio.DataBind(); } else { gvFolio.DataSource = dtFolio; gvFolio.DataBind(); btnExportFilteredData.Visible = false; btnExportFolio.Visible = true; btnExportSIP.Visible = false; if (Cache["gvFolio" + adviserVo.advisorId] == null) { Cache.Insert("gvFolio" + adviserVo.advisorId, dtFolio); } else { Cache.Remove("gvFolio" + adviserVo.advisorId); Cache.Insert("gvFolio" + adviserVo.advisorId, dtFolio); } } }