What does this mean? see below. what do I have to do to fix it?
Server Error in '/' 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 'horizonsistariacom.signup'.
Source Error:
Line 1: <%@ Register TagPrefix="Artifact" Namespace="Company.WebControls" Assembly="WebControls" %> Line 2: <%@ Page language="c#" Codebehind="signup.aspx.cs" AutoEventWireup="false" Inherits="horizonsistariacom.signup" %> Line 3: <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" > Line 4: <HTML>
Source File: C:\www\horizons.istaria.com\signup.aspx Line: 2