When I go to the backup module
http://www.section2athletics.org/drupal/admin/content/backup
I am getting the following error:

I have turned on access to the backup module with the Administrator account.

warning: Missing argument 2 for drupal_get_form() in /home/section2/public_html/drupal/includes/form.inc on line 61.

Can someone give me more insight into this error?