--- loncom/interface/domainprefs.pm	2017/05/30 00:13:11	1.160.6.83
+++ loncom/interface/domainprefs.pm	2017/06/05 21:21:51	1.160.6.84
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler to set domain-wide configuration settings
 #
-# $Id: domainprefs.pm,v 1.160.6.83 2017/05/30 00:13:11 raeburn Exp $
+# $Id: domainprefs.pm,v 1.160.6.84 2017/06/05 21:21:51 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -3062,8 +3062,10 @@ sub print_helpsettings {
         my $css_class;
         my %existing=&Apache::lonnet::dump('roles',$dom,$confname,'rolesdef_');
         my (%customroles,%ordered,%current);
-        if (ref($settings->{'adhoc'}) eq 'HASH') {
-            %current = %{$settings->{'adhoc'}};
+        if (ref($settings) eq 'HASH') {
+            if (ref($settings->{'adhoc'}) eq 'HASH') {
+                %current = %{$settings->{'adhoc'}};
+            }
         }
         my $count = 0;
         foreach my $key (sort(keys(%existing))) {