[Pkg-cups-devel] Bug#616718: cups: Attempting to add a printer gives a forbidden error

[Jonathan Nieder]

Brian Potkin wrote:

> Now you try again. The first stage is not repeated because PAM is to be
> trusted and would get upset if CUPS kept querying its decisions. Which
> is why you do not get the dialogue box back. CUPS already knows your
> status regarding group membership so just keeps pointing to the sign it
> displayed previously. Get a new cookie and it will reconsider.
>
> From the information given #616718 is almost certainly not a bug.

What?  From a user experience point of view, the operator is trapped.
The "Forbidden" message should at least have some text to explain how
to work around this.