title: is not a valid virtual path error
body: <p>This is my code for downloading text file. But the server.transfer method is not able to resolve that path. It is giving   "is not a valid virtual path error"</p>
  
  <pre><code>        string filePath = @"D:/BCPResult/Cust_File.t`enter code here`xt";
          Response.ContentType = "text/plain";
          Response.AppendHeader("content-disposition",
             "attachment; filename=" + filePath);
          Response.TransmitFile(Server.MapPath(filePath));
          Response.End();
  </code></pre>
  
  <p>Please guide me...</p>