Controls collection cannot be modified Error going around in circles

Hi I am getting this error after I add <head runat="server">
 
The Controls collection cannot be modified because the control contains code blocks (i.e. <% ... %>).
 
<%@ Page Language="VB" AutoEventWireup="false" CodeFile="NewJob.aspx.vb" Inherits="NewJob" %> <%@ Register assembly="AjaxControlToolkit" namespace="AjaxControlToolkit" tagprefix="asp" %> <%@ Register assembly="System.Web.Ajax" namespace="System.Web.UI" tagprefix="asp" %> <%@ Register assembly="Telerik.Web.UI" namespace="Telerik.Web.UI" tagprefix="telerik" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml&quo ...