I just asked a Lib Dem member if she felt let down by the handling of the Lord Rennard allegations.
She replied: "I've been told to say no comment."
The party's former chief executive has strongly denied all the claims against him.
But it was clear from his reception that Vince remains immensely popular - the man many see as the only true Lib Dem voice in the Cabinet.
Nick Clegg admitted tonight that his party had let people down, by not properly investigating allegations of sexual harassment.