--- loncom/interface/groupsort.pm	2013/08/08 12:08:01	1.68.6.6
+++ loncom/interface/groupsort.pm	2015/03/12 02:12:40	1.68.6.7
@@ -2,7 +2,7 @@
 # The LON-CAPA group sort handler
 # Allows for sorting prior to import into RAT.
 #
-# $Id: groupsort.pm,v 1.68.6.6 2013/08/08 12:08:01 raeburn Exp $
+# $Id: groupsort.pm,v 1.68.6.7 2015/03/12 02:12:40 raeburn Exp $
 # 
 # Copyright Michigan State University Board of Trustees
 #
@@ -59,7 +59,7 @@ sub update_actions_hash {
 	$ac++;
     }
     # sorting through the actions and changing the global database hash
-    foreach my $key (sort {$achash{$a}<=>$achash{$b}} (keys %ahash)) {
+    foreach my $key (sort {$achash{$a}<=>$achash{$b}} (keys(%ahash))) {
 	if ($ahash{$key} eq '1') {
 	    $hash->{'store_'.$hash->{'pre_'.$key.'_link'}}=
 		$hash->{'pre_'.$key.'_title'};