--- loncom/homework/response.pm	2015/10/30 03:49:47	1.244
+++ loncom/homework/response.pm	2018/03/30 23:50:13	1.245
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # various response type definitons response definition
 #
-# $Id: response.pm,v 1.244 2015/10/30 03:49:47 raeburn Exp $
+# $Id: response.pm,v 1.245 2018/03/30 23:50:13 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -265,10 +265,15 @@ sub mandatory_part_meta {
 }
 
 sub meta_part_order {
+    my ($type) = @_; 
     if (@Apache::inputtags::partlist) {
 	my @parts=@Apache::inputtags::partlist;
-	shift(@parts);
+        unless ($type eq 'library') {
+	    shift(@parts);
+        }
 	return '<partorder>'.join(',',@parts).'</partorder>'."\n";
+    } elsif ($type eq 'library') {
+        return '<partorder></partorder>'."\n";
     } else {
 	return '<partorder>0</partorder>'."\n";
     }