protected override void OnInit(EventArgs e) { base.OnInit(e); try { financedEstateList = SharePointConnector.GetFinancedEstate(); financedEstateImageList = SharePointConnector.GetFinancedEstateImages(); this.LoadFilterControls(); } catch (Exception ex) { LiteralControl errorMessage = new LiteralControl(); errorMessage.Text = ex.Message; this.Controls.Clear(); this.Controls.Add(errorMessage); } }