Could not load type Namespace.pagename

Question

Hi,

Could not load type Namespace.pagename at production environment and it is working fine on Local machine.

Server Error in '/' Application.

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Parser Error

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

Parser Error Message: Could not load type 'RealEstate.BuyingEstate'.

Source Error:

Line 1:  <%@ Page Title="" Language="C#" MasterPageFile="RealEstateMaster.Master" AutoEventWireup="true" CodeBehind="BuyingEstate.aspx.cs" Inherits="RealEstate.BuyingEstate" %>
Line 2:  <asp:Content ID="Content1" ContentPlaceHolderID="head" runat="server">
Line 3:  </asp:Content>