Negative test case for bind attribute of nodeset binding, bind IDREF of itemset does not refer to a bind element Audi BMW Mercedes Porsche Volkswagen 3.2.4.f invalid bind IDREF You should see a message 'xforms-binding-exception' or get a fatal error. A bind does not point to a valid bind element, you should not see anything in the select box. Cars xforms-binding-exception Submit Cars