My car will not take gas. on 2005 Mercedes-Benz ML500

It started after a collision that damaged my rear bumper, I'm wondering if this could have something to do with it. I'm auto-illiterate so any ideas would be greatly appreciated! Thanks!

Asked by for the 2005 Mercedes-Benz ML500
poss kinked vent hose at gas tank filler neck assm
Thank you!