Brother MFC errors

[Keith Clark]

On Fri, 2009-07-17 at 08:53 -0500, Tommy Trussell wrote:
> On Thu, Jul 16, 2009 at 4:40 PM, Keith Clark<keithclark at k-wbookworm.com> wrote:
> > On Thu, 2009-07-16 at 16:02 -0500, Tommy Trussell wrote:
> >> Also I believe there was an update to DBUS the other day -- have you
> >> installed the Ubuntu updates in the past week? You may have run into a
> >> bug in the DBUS rules -- someone may have accidentally identified the
> >> Brother MFC scanner as an HP printer or something like that.
> >>
> >> Which version of Ubuntu are you running?
> >>
> >> I haven't found a DBUS troubleshooting page, but it might be helpful
> >> to see in more detail what it's doing when it sees your
> >> scanner/printer.
> >>
> >
> > Ubuntu 9.04 and error is:
> >
> > Failed to open device 'brother2:bus2;dev1':Error during device I/O.
> 
> On my Brother DCP-7020 printer I have a proprietary driver installed
> to make it visible to SANE (the linux scanner software), whereas there
> is an open-source driver available that makes the printer work. It
> doesn't install itself CORRECTLY, but it does work once you know it's
> there.
> 
> What model Brother printer do you use, and did you install the Brother
> driver to make any part of it work, or did it just work when you
> plugged it in? (I don't believe Ubuntu contains a driver that works
> for my scanner, though that might have changed with 9.04.)
> 
> If you use the proprietary driver, I would try removing it and
> installing the latest version. Also note that the instructions on the
> Brother site http://solutions.brother.com/linux/en_us/ may have
> required more than just downloading and installing the package. If you
> had to edit the dbus files for the version you installed, the recent
> Ubuntu update probably blew away your changes. A newer version of the
> Brother driver may eliminate that problem.
> 

I tried updating the latest driver.  It was a .deb and installed on its
own (more or less).

It still gives the same error though.

It still works under Vista so I know it is not a hardware issue.