--- loncom/interface/spreadsheet/studentcalc.pm	2005/08/05 20:06:22	1.34
+++ loncom/interface/spreadsheet/studentcalc.pm	2005/08/26 20:46:46	1.35
@@ -1,5 +1,5 @@
 #
-# $Id: studentcalc.pm,v 1.34 2005/08/05 20:06:22 albertel Exp $
+# $Id: studentcalc.pm,v 1.35 2005/08/26 20:46:46 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -585,6 +585,7 @@ sub compute {
 
 sub set_row_sources {
     my $self = shift;
+    $self->check_formulas_loaded();
     while (my ($cell,$value) = each(%{$self->{'formulas'}})) {
         next if ($cell !~ /^A(\d+)$/ || $1 < 1);
         my $row = $1;
@@ -597,6 +598,7 @@ sub set_row_sources {
 
 sub set_row_numbers {
     my $self = shift;
+    $self->check_formulas_loaded();
     while (my ($cell,$formula) = each(%{$self->{'formulas'}})) {
         next if ($cell !~ /^A(\d+)/);
         my $row = $1;