Test Error Documents

502 bad_gateway.html 400 bad_request.html 403 forbidden.html 503 maintenance.html 405 method_not_allowed.html 406 not_acceptable.html 404 not_found.html 501 not_implemented.html 412 precondition_failed.html 407 proxy_authentication_required.html 414 request_uri_too_long.html 401 unauthorized.html