--- loncom/interface/loncoursedata.pm	2004/11/02 20:48:02	1.141
+++ loncom/interface/loncoursedata.pm	2005/04/21 17:35:58	1.141.2.3
@@ -1,6 +1,6 @@
 # The LearningOnline Network with CAPA
 #
-# $Id: loncoursedata.pm,v 1.141 2004/11/02 20:48:02 albertel Exp $
+# $Id: loncoursedata.pm,v 1.141.2.3 2005/04/21 17:35:58 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -142,10 +142,11 @@ sub get_sequence_assessment_data {
     # 
     my $previous_too;
     my $previous;
-    while (scalar(@Nested_Sequences)) {
+    while (1) {
         $previous_too = $previous;
         $previous = $curRes;
         $curRes = $iterator->next();
+	if (!$curRes) { last; }
         my $currentmap = $Nested_Sequences[-1]; # Last one on the stack
         if ($curRes == $iterator->BEGIN_MAP()) {
             if (! ref($previous)) {