Conjure Barrage uses a weapon for damage type, nets lack damage type, so what if one is used for spell?

@JeremyECrawford Conjure Barrage uses a weapon for damage type but not damage dealt. Nets lack damage type so what if one is used for spell?

— Kevin Waterman (@TheWaterman) March 25, 2016

Conjure volley is meant to work with ammunition or a weapon that deals damage. #DnD https://t.co/uXt8vLGmjO

— Jeremy Crawford (@JeremyECrawford) April 1, 2016