Bob Goodlatte actually said...

it doesn't make sense to add new gun laws, when we already have hundreds of them that are not being enforced today

I think we'll be vulnerable, too, when it comes to people from Syria, when we can't get access to those databases.

Then why aren't they being prosecuted for those violations related to firearms?

We can query our database till the cows come home, but there will be nothing to show up because we have no record on that person.