Bug#859621: printer-driver-gutenprint: Regression in 5.2.11 for Brother printer

[Brian Potkin <claremont102@gmail.com>]

On Mon 10 Apr 2017 at 19:05:19 +0200, Olivier Aubert wrote:

> Actually, my wording was wrong: the Brother drivers do not use
> gutenprint and gutenprint does not support the MFC7420, as far as I can
> read the source/doc.

Indeed. There is no declared support for the MFC7420.

> I just can acknowledge that the printer stopped working after upgrading
> gutenprint to 5.2.11 (with a gutenprint-related error message), and
> that downgrading gutenprint solved the issue.

You will have a PPD in /etc/cups/ppd which gives the capabilities
of your printer. Please post the outputs of

grep -i Nickname /etc/cups/ppd/your_ppd

and

grep -i cupsfilter /etc/cups/ppd/your_ppd

Regards,

Brian.