--- loncom/interface/courseclassifier.pm	2016/10/11 22:58:55	1.24
+++ loncom/interface/courseclassifier.pm	2017/01/18 21:07:31	1.25
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Utilities for classifying courses based on institutional code
 #
-# $Id: courseclassifier.pm,v 1.24 2016/10/11 22:58:55 raeburn Exp $
+# $Id: courseclassifier.pm,v 1.25 2017/01/18 21:07:31 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -260,7 +260,9 @@ sub build_code_selections {
 }
 
 sub javascript_code_selections {
-    my ($formname,@codetitles) = @_;
+    my ($formname,$codetitlesref) = @_;
+    return unless (ref($codetitlesref) eq 'ARRAY');
+    my @codetitles = @{$codetitlesref};
     my $numtitles = @codetitles;
     my %lt = &Apache::lonlocal::texthash(
                       Select => 'Select',