If you make the changes above then you will also have to change the code in super_batch_status.php at line 353 from
PHP Code:
if ( ($check_status->fields['orders_status'] != $status) || zen_not_null($comments)) {
    update_status($oID, $status, $notify, $comments); 
to the following code
PHP Code:
if ( ($check_status->fields['orders_status'] != $status) || zen_not_null($comments)) {
          $customer_notified = '0';
          if (isset($_POST['notify']) && ($_POST['notify'] == 'on')) {
            $customer_notified = '1';
          }
          
update_status($oID, $status, $customer_notified, $comments); 
In order to get the batch status to update correctly