--- loncom/interface/domainprefs.pm	2022/09/19 19:20:47	1.160.6.118.2.10
+++ loncom/interface/domainprefs.pm	2023/01/23 03:28:37	1.160.6.118.2.11
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler to set domain-wide configuration settings
 #
-# $Id: domainprefs.pm,v 1.160.6.118.2.10 2022/09/19 19:20:47 raeburn Exp $
+# $Id: domainprefs.pm,v 1.160.6.118.2.11 2023/01/23 03:28:37 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -1477,7 +1477,7 @@ sub print_login {
             $styleon{$lonhost} = 'display:none';
             $styleoff{$lonhost} = '';
         }
-        if (ref($settings->{'saml'}) eq 'HASH') {
+        if ((ref($settings) eq 'HASH') && (ref($settings->{'saml'}) eq 'HASH')) {
             foreach my $lonhost (keys(%{$settings->{'saml'}})) {
                 if (ref($settings->{'saml'}{$lonhost}) eq 'HASH') {
                     $saml{$lonhost} = 1;