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: The file '/costos.aspx.cs' does not exist.
Source Error:
Line 1: <%@ Page Language="C#" MasterPageFile="~/site.Master" AutoEventWireup="true" CodeFile="costos.aspx.cs" Inherits="costos1" %>
Line 2:
Line 3: <asp:Content runat="server" ID="headContent" ContentPlaceHolderID="headContent">
Source File: /costos.aspx Line: 1
Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.4087.0