You've obviously gotten past your block but you may want to check out the Data::FormValidator::Tutorial package on CPAN for some additional tips to using this module. It's a great tool.

I'm trying to develop a way to add untaint support since this module already provides 99% of what taintmode is intended to cover. Enjoy D::FV and be sure to join the mailing list at http://lists.sourceforge.net/lists/listinfo/cascade-dataform.

William