--- loncom/interface/lonprintout.pm	2019/02/17 03:42:24	1.669
+++ loncom/interface/lonprintout.pm	2020/02/17 13:40:16	1.670
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Printout
 #
-# $Id: lonprintout.pm,v 1.669 2019/02/17 03:42:24 raeburn Exp $
+# $Id: lonprintout.pm,v 1.670 2020/02/17 13:40:16 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -2076,12 +2076,13 @@ sub unsupported {
     my $result.= &print_latex_header($mode);
     if ($currentURL=~m|^(/adm/wrapper/)?ext/|) {
 	$currentURL=~s|^(/adm/wrapper/)?ext/|http://|;
-        $currentURL=~s|^http://https://|https://|;
+        $currentURL=~s|^http://https://?|https://|;
 	my $title=&Apache::lonnet::gettitle($symb);
 	$title = &Apache::lonxml::latex_special_symbols($title);
-	$result.=' \strut \\\\ '.$title.' \strut \\\\ '.$currentURL.' ';
+        my $url =  &Apache::lonxml::latex_special_symbols($currentURL);
+	$result.=' \strut \\\\ '.$title.' \strut \\\\ '.$url.' ';
     } else {
-	$result.=$currentURL;
+	$result.= &Apache::lonxml::latex_special_symbols($currentURL);
     }
     $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';
     return $result;