[sane-devel] scanimage -L detects no scanners / sane-find-scanner does -- on MacOS

[m. allan noah]

Chances are, you are wrong :)

allan

On Sat, May 8, 2021 at 4:50 AM Andrew Goodbody <elfringham at gmail.com> wrote:
>
> Chances are that rather than interfering with Sane, the proprietary
> software does something that made the scanner work the next time you ran
> Sane after having just run the ScanSnap app.
>
> Andrew
>
> On 07/05/2021 22:12, Media Mouth wrote:
> > Well noting yet.  Any reason to think that using the proprietary
> > software that comes with a Fujitsu scanner "ScanSnap.app" might do
> > something that interferes with SANE.  (I'm suspect SANE is their
> > underlying engine)
> >
> > We are and have been able to scan using ScanSnap, and for a brief moment
> > yesterday we were /also/ able to run `scanimage` and save a .pnm
> >
> >> On May 7, 2021, at 12:05 PM, m. allan noah <kitno455 at gmail.com
> >> <mailto:kitno455 at gmail.com>> wrote:
> >>
> >> Unknown- look for OSX system logs that might include USB related errors.
> >>
> >> allan
> >>
> >> On Fri, May 7, 2021 at 2:09 PM Media Mouth <communque at gmail.com
> >> <mailto:communque at gmail.com>> wrote:
> >>>
> >>> So we're apparently back to the original question...
> >>>
> >>> "Re: [sane-devel] scanimage -L detects no scanners /
> >>> sane-find-scanner does -- on MacOS"
> >>>
> >>> `sane-find-scanner` returns `found USB scanner (vendor=0x04c5
> >>> [Fujitsu], product=0x132b [ScanSnap iX500]) at libusb:000:002`
> >>> and
> >>> `scanimage -L` returns `No scanners were identified. If you were
> >>> expecting something different` etc.
> >>>
> >>> It was after your request for the stdout of  `SANE_DEBUG_FUJITSU=50
> >>> SANE_DEBUG_SANEI_CONFIG=10 scanimage -L`
> >>> that it suddenly started working, so I wondered if by some magic that
> >>> was waking something up, but running it again made not difference
> >>> this go around.
> >>>
> >>> Any ideas?
> >>>
> >>>
> >>> On May 7, 2021, at 6:26 AM, MediaMouth <communque at gmail.com
> >>> <mailto:communque at gmail.com>> wrote:
> >>>
> >>> It did ... and then it didn't.  Right after successfully scanning a
> >>> page, subsequent attempts, using the same command, failed with error
> >>> "invalid argument".
> >>>
> >>> On May 7, 2021, at 05:14, m. allan noah <kitno455 at gmail.com
> >>> <mailto:kitno455 at gmail.com>> wrote:
> >>>
> >>> "device `fujitsu:ScanSnap iX500:330189' is a FUJITSU ScanSnap iX500
> >>> scanner"
> >>>
> >>> looks like it works?
> >>>
> >>>
> >>
> >>
> >> --
> >> "well, I stand up next to a mountain- and I chop it down with the edge
> >> of my hand"
> >
>
>


-- 
"well, I stand up next to a mountain- and I chop it down with the edge
of my hand"