Index: /branches/release-41/lib/MT/Upgrade.pm
===================================================================
--- /branches/release-41/lib/MT/Upgrade.pm (revision 2663)
+++ /branches/release-41/lib/MT/Upgrade.pm (revision 2672)
@@ -1188,4 +1188,5 @@
 
     my @ids;
+    my $cfclass = MT->model('field');
     while (my $row = $sth->fetchrow_arrayref) {
         $rows++;
@@ -1207,5 +1208,4 @@
                             my $metavalue = $metadata->{$metaname};
                             if ($metaname eq 'customfields') {
-                                my $cfclass = MT->model('field');
                                 next unless $cfclass;