Make sure that the class defined in this code file matches the 'inherits' attribute, and that it ...

Hi ,

I am geting below error in my master Page  please help me

Make sure that the class defined in this code file matches the 'inherits' attribute, and that it extends the correct base class (e.g. Page or UserControl)

aspx file

<%@ Master Language="C#" AutoEventWireup="true" CodeFile="ICMAP_Header.master.cs"  Inherits="main"  %>

code behind

public partial class ICMAP_Header : System.Web.UI.MasterPage