<system.web> <compilation debug="true" /> <authentication mode="Forms"> <forms name=".XHTMLSite" loginUrl="Login.aspx" protection="All" timeout="20" path="/" /> </authentication> <authorization> <deny users="?" /> </authorization> <customErrors mode="RemoteOnly" defaultRedirect="GenericErrorPage.htm"> <error statusCode="403" redirect="NoAccess.htm" /> <error statusCode="404" redirect="FileNotFound.htm" /> </customErrors> <xhtmlConformance mode="Strict"/> </system.web> Thank you in advance for every suggestion.