what causes unsupported to show up on n.j. inspection on 2001 Volkswagen Jetta

went to n.j.inspection twice first time showed up with a lot of n/a but dealer had just put in a new battery causing it to have to be reset,so drove 500 miles took back but then was told it was showing unsupported but what are the causes for that to come up

Asked by for the 2001 Volkswagen Jetta