or
<telerik:RadAjaxManager ID="RadAjaxManager1" runat="server"> <AjaxSettings> <telerik:AjaxSetting AjaxControlID="RadAjaxManager1"> <UpdatedControls> <telerik:AjaxUpdatedControl ControlID="RadGrid1" /> </UpdatedControls> </telerik:AjaxSetting> </AjaxSettings> </telerik:RadAjaxManager> <telerik:RadAjaxPanel ID="RadAjaxPanel1" runat="server" LoadingPanelID="RadAjaxLoadingPanel1"> <telerik:RadGrid ID="RadGrid1" runat="server" AutoGenerateColumns="false"> <MasterTableView> <Columns> </Columns> </MasterTableView> </telerik:RadGrid> </telerik:RadAjaxPanel> <div id="div1" runat="server"> <table id="table1" runat="server" > <tr> <td align="center"> <asp:Label ID="lblName" runat="server" Font-Bold="true"> </asp:Label> </td> </tr> </table> </div> Code behind. protected void Page_Load(object sender, EventArgs e) { try { if (!Page.IsPostBack) { RadAjaxManager1.AjaxSettings.AddAjaxSetting(RadGrid1, lblName, null); } } }
POST http://localhost/Page.aspx 500 (Internal Server Error) Telerik.Web.UI.WebResource.axd:3Uncaught Sys.WebForms.PageRequestManagerServerErrorException: Sys.WebForms.PageRequestManagerServerErrorException: An unknown error occurred while processing the request on the server. The status code returned from the server was: 500 Telerik.Web.UI.WebResource.axd:9<html xmlns="http://www.w3.org/1999/xhtml"> <head runat="server"> <title></title> <telerik:RadStyleSheetManager id="RadStyleSheetManager1" runat="server" /> </head> <body> <form id="form1" runat="server"> <telerik:RadScriptManager ID="RadScriptManager1" runat="server"> <Scripts> <%--Needed for JavaScript IntelliSense in VS2010--%> <%--For VS2008 replace RadScriptManager with ScriptManager--%> <asp:ScriptReference Assembly="Telerik.Web.UI" Name="Telerik.Web.UI.Common.Core.js" /> <asp:ScriptReference Assembly="Telerik.Web.UI" Name="Telerik.Web.UI.Common.jQuery.js" /> <asp:ScriptReference Assembly="Telerik.Web.UI" Name="Telerik.Web.UI.Common.jQueryInclude.js" /> </Scripts> </telerik:RadScriptManager> <script type="text/javascript"> //Put your JavaScript code here. </script> <telerik:RadAjaxManager ID="RadAjaxManager1" runat="server"> </telerik:RadAjaxManager> <div> <asp:Panel ID="Panel1" runat="server" BorderColor="Black" BorderStyle="Solid" BorderWidth="1px" GroupingText="List of Invoices Waiting to be Approved" Height="100%"> <telerik:RadGrid ID="RadGdApprove" runat="server" > <ClientSettings> <Scrolling AllowScroll="True" /> </ClientSettings> <MasterTableView> <CommandItemSettings ExportToPdfText="Export to PDF" /> <RowIndicatorColumn FilterControlAltText="Filter RowIndicator column"> <HeaderStyle Width="20px" /> </RowIndicatorColumn> <ExpandCollapseColumn FilterControlAltText="Filter ExpandColumn column"> <HeaderStyle Width="20px" /> </ExpandCollapseColumn> <EditFormSettings> <EditColumn FilterControlAltText="Filter EditCommandColumn column"> </EditColumn> </EditFormSettings> </MasterTableView> <FilterMenu EnableImageSprites="False"> </FilterMenu> <HeaderContextMenu CssClass="GridContextMenu GridContextMenu_Default"> </HeaderContextMenu> </telerik:RadGrid> </asp:Panel> </div> </form> </body> </html>