--- loncom/interface/Attic/londropadd.pm	2005/04/07 07:34:52	1.128
+++ loncom/interface/Attic/londropadd.pm	2005/04/19 03:58:23	1.129
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler to drop and add students in courses 
 #
-# $Id: londropadd.pm,v 1.128 2005/04/07 07:34:52 albertel Exp $
+# $Id: londropadd.pm,v 1.129 2005/04/19 03:58:23 matthew Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -1460,9 +1460,13 @@ END
                                           $name,$section]);
             my $col = 5;
             foreach my $time ($start,$end) {
-                $excel_sheet->write($row,$col++,
+                if (defined($time) && $time != 0) {
+                    $excel_sheet->write($row,$col++,
                                    &Apache::lonstathelpers::calc_serial($time),
                                     $format->{'date'});
+                } else {
+                    $excel_sheet->write($row,$col++,'none');
+                }                    
             }
             $excel_sheet->write($row,$col++,$status);
             $row++;