Can a state be sued for allowing the sale of alcohol?
Can a gun manufacturer be sued if a gun that they made is used in a crime?
Can an open carry state be sued if a gun is used in a crime?
alcohol, guns, permitting is not in violation of Federal law.
Okay, one at a time. It is not against federal law to sell or consume alcohol. Strike One.
It is not against federal law to sell or possess a gun. Strike two.
Regardless of open carry state, the use of a gun for its intended purposes is not against federal law. Strike three, you're out.