--- loncom/homework/functionplotresponse.pm	2010/10/30 23:43:29	1.20
+++ loncom/homework/functionplotresponse.pm	2010/10/31 12:33:02	1.21
@@ -1,7 +1,7 @@
 # LearningOnline Network with CAPA
 # option list style responses
 #
-# $Id: functionplotresponse.pm,v 1.20 2010/10/30 23:43:29 www Exp $
+# $Id: functionplotresponse.pm,v 1.21 2010/10/31 12:33:02 www Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -718,7 +718,7 @@ sub end_functionplotresponse {
         $xmax=(defined($xmax)?$xmax:10);
         my $ad;
         if (&populate_arrays($internalid,$xmin,$xmax) eq 'no_func') {
-           $ad='BAD_FORMULA';
+           $ad='NOT_FUNCTION';
         } else {
            $ad='INCORRECT';
         }