"Error", being an intangible, has neither rights, duties nor anything else. People have rights, even people in error. 

One problem is what happens in a theocracy if a person is deemed to be in error, and persists in his or her opinion? Such a person may well be declared an enemy of the state, and as such, burned at the stake or have something equally unpleasant happen.

 McHale, as well as rejecting the Catholic Church's teaching on freedom of religion, apparently also rejects the Church's teaching on the primacy of conscience.