--- loncom/interface/lonuserutils.pm	2022/12/01 01:28:26	1.213
+++ loncom/interface/lonuserutils.pm	2023/08/01 07:48:21	1.215
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Utility functions for managing LON-CAPA user accounts
 #
-# $Id: lonuserutils.pm,v 1.213 2022/12/01 01:28:26 raeburn Exp $
+# $Id: lonuserutils.pm,v 1.215 2023/08/01 07:48:21 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -616,7 +616,7 @@ sub print_roles_queued {
         $output .= '</ul></p>';
         if (keys(%touser)) {
             foreach my $key (keys(%touser)) {
-                my ($uname,$udom) = split(/:/,$touser{$key});
+                my ($uname,$udom) = split(/:/,$key);
                 if (&Apache::lonnet::put('nohist_queuedrolereqs',$touser{$key},$udom,$uname) eq 'ok') {
                     my $owndomdesc = &Apache::lonnet::domain($udom);
                     &Apache::loncoursequeueadmin::send_selfserve_notification($uname.':'.$udom,
@@ -1065,7 +1065,7 @@ END
 ";
     } elsif ($mode eq 'modifycourse') {
         $auth_checks .= "
-    if (vf.elements[current.argfield].value == null || vf.elements[current.argfield].value == '') {
+    if ((current.argfield !== null) && (current.argfield !== undefined) && (current.argfield !== '') && (vf.elements[current.argfield].value == null || vf.elements[current.argfield].value == '')) {
 ";
     }
     if ( ($mode eq 'createcourse') || ($mode eq 'modifycourse') ) {
@@ -7243,7 +7243,7 @@ sub selfenrollment_administration {
         }
     }
     if ($settings{'internal.selfenrollmgrdc'} ne '') {
-        my @in_domain = split(/,/,$settings{'internal.selfenrollmgrdc'});
+        @in_domain = split(/,/,$settings{'internal.selfenrollmgrdc'});
         my @diffs = &Apache::loncommon::compare_arrays(\@in_domain,$possconfigs);
         unless (@diffs) {
             return (\@in_course,\@in_domain);