jzaefferer/jquery-validation — pull request #512 by th3uiguy (2012-09-14 20:54:47+00:00)
Title: Fixed a javascript error: validator undefined

For some reason the static rules function is being called on a form that the validator was never bound to. This extra check will at least suppress this error until someone can figure out why this function is being called referencing a form that was never associated with the validator.