protected void Load_Rank_Menu() { if (TreeView1.SelectedNode != null) { TreeNode tn = TreeView1.SelectedNode.Parent; string Project_ID = tn != null ? tn.Value : TreeView1.SelectedNode.Value; string Module_ID = tn != null ? TreeView1.SelectedNode.Value : null; DataTable dt = BLL_Infra_ShipSettings.Get_Rank_Menu_Acess(UDFLib.ConvertToInteger(Project_ID), UDFLib.ConvertIntegerToNull(Module_ID) , UDFLib.ConvertIntegerToNull(DDLVessel.SelectedValue), UDFLib.ConvertToInteger(lstRankList.SelectedValue)); if (dt.Rows.Count > 0) { gvMenu.DataSource = dt; gvMenu.DataBind(); btnSave.Visible = true; btnResetMenu.Visible = true; } else { gvMenu.DataSource = dt; gvMenu.DataBind(); btnSave.Visible = false; btnResetMenu.Visible = false; } } }