--- loncom/homework/response.pm	2004/09/27 22:47:49	1.105
+++ loncom/homework/response.pm	2004/10/15 16:22:25	1.106
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # various response type definitons response definition
 #
-# $Id: response.pm,v 1.105 2004/09/27 22:47:49 albertel Exp $
+# $Id: response.pm,v 1.106 2004/10/15 16:22:25 matthew Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -646,7 +646,7 @@ sub analyze_store_foilgroup {
 sub check_if_computed {
     my ($token,$parstack,$safeeval,$name)=@_;
     my $value = &Apache::lonxml::get_param($name,$parstack,$safeeval);
-    if ($value ne $token->[2]{$name}) {
+    if (ref($token->[2]) eq 'HASH' && $value ne $token->[2]{$name}) {
 	my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
 	$Apache::lonhomework::analyze{"$part_id.answercomputed"} = 1;
     }