Server Error in '/' Application.

Compilation Error

Description: An error occurred during the compilation of a resource required to service this request. Please review the following specific error details and modify your source code appropriately.

Compiler Error Message: CS1061: 'ASP.photos_aspx' does not contain a definition for 'HiddenFieldF_year_ValueChanged' and no extension method 'HiddenFieldF_year_ValueChanged' accepting a first argument of type 'ASP.photos_aspx' could be found (are you missing a using directive or an assembly reference?)

Source Error:


Line 211:
Line 212:                                                        <ItemTemplate>
Line 213:                                                            <asp:HiddenField ID="HiddenFieldF_year" runat="server" OnValueChanged="HiddenFieldF_year_ValueChanged" Value='<%# Eval("f_year_id") %>' />
Line 214:
Line 215:                                                            <div id="divImageDisplay" runat="server">

Source File: d:\inetpub\vhosts\leaders-school.net\httpdocs\Photos.aspx    Line: 213






Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4700.0