<%@ Page Language="C#" MasterPageFile="~/res/MasterPage.master" AutoEventWireup="true" CodeFile="Generators.aspx.cs" Inherits="Generators" Theme="Default" Title="SubSonic Generators" ValidateRequest="false" %> <%@ Register Src="inc/ClassGenerator.ascx" TagName="ClassGenerator" TagPrefix="uc1" %> <%@ Register Src="inc/ScaffoldGenerator.ascx" TagName="ScaffoldGenerator" TagPrefix="uc2" %>

The template directory is missing or incorrect.
Please make sure that you have specified a valid to the templates in the templateDirectory parameter in web.config.