请教：Could not load type… 这个问题如何解决？
最近有个旧的Asp.net   应用程序，打开编译没错，但运行就提示：

Server   Error   in   '/Pds '   Application.
--------------------------------------------

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   'PRS.WaferMap._Default '.

Source   Error:  


Line   1:     <%@   Page   language= "c# "   Codebehind= "Default.aspx.cs "   AutoEventWireup= "false "   Inherits= "PRS.WaferMap._Default "   %>
Line   2:     <%@   Register   TagPrefix= "uc1 "   TagName= "Header "   Src= "../../../pds/public/Header.ascx "   %>
Line   3:     <%@   Register   TagPrefix= "iewc "   Namespace= "Microsoft.Web.UI.WebControls "   Assembly= "Microsoft.Web.UI.WebControls "   %>
 

Source   File:   C:\Inetpub\wwwroot\PDS\PRS\WaferMap\Default.aspx         Line:   1  


不知道哪里问题，请教各位DX，看有没有解决过此类问题的？

------解决方案--------------------
up
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Line 1: <%@ Page language= "c# " Codebehind= "Default.aspx.cs " AutoEventWireup= "false " Inherits= "PRS.WaferMap._Default " %>
一般是：Inherits= "_Default "