<div dir="ltr">$ sudo sane-find-scanner<br>[sudo] password for scohen: <br><br> # sane-find-scanner will now attempt to detect your scanner. If the<br> # result is different from what you expected, first make sure your<br> # scanner is powered up and properly connected to your computer.<br><br> # No SCSI scanners found. If you expected something different, make sure that<br> # you have loaded a kernel SCSI driver for your SCSI adapter.<br><br>found USB scanner (vendor=0x138a, product=0x0017) at libusb:003:006<br><div>found USB scanner (vendor=0x04a9 [Canon], product=0x190f [CanoScan], chip=GL848+) at libusb:003:036</div><div><br></div><div>OK, this is a little interesting. I only have one scanner. What is this first one at libusb:003:006 and why does the libusb:003:xxx for the real scanner keep incrementing by 1 every time I run an app?</div><div><br></div><div><br></div><div><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Thu, Sep 30, 2021 at 7:44 PM Kelly Price <<a href="mailto:strredwolf@gmail.com">strredwolf@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Okay try this:<br>
<br>
sudo sane-find-scanner<br>
<br>
And lets see if it finds it w/o error.<br>
<br>
On Thu, Sep 30, 2021 at 7:58 PM Steve Cohen <<a href="mailto:stevecoh2@gmail.com" target="_blank">stevecoh2@gmail.com</a>> wrote:<br>
><br>
> Thanks. I tried this but it doesn't seem to have helped. Output from xsane -v is the same, but then, that's xsane, not the backend, right? How can I check the backend version now installed, and what results should I expect?<br>
><br>
><br>
><br>
> On Thu, Sep 30, 2021 at 6:29 PM Kelly Price <<a href="mailto:strredwolf@gmail.com" target="_blank">strredwolf@gmail.com</a>> wrote:<br>
>><br>
>> Are you using Ubuntu's version of SANE or the latest from the SANE-Releases PPA?<br>
>><br>
>> If it's the former, switch to the latter:<br>
>> <a href="https://launchpad.net/~sane-project/+archive/ubuntu/sane-release" rel="noreferrer" target="_blank">https://launchpad.net/~sane-project/+archive/ubuntu/sane-release</a><br>
>><br>
>> In short:<br>
>><br>
>> sudo add-apt-repository ppa:sane-project/sane-release<br>
>> sudo apt-get update<br>
>><br>
>> Then run package updates (sudo apt-get upgrade, or use aptitude)<br>
>><br>
>> On Thu, Sep 30, 2021 at 6:48 PM Steve Cohen <<a href="mailto:stevecoh2@gmail.com" target="_blank">stevecoh2@gmail.com</a>> wrote:<br>
>> ><br>
>> > I have a Canon LIDE 220 scanner. I am running<br>
>> > Ubuntu 20.04.3 LTS, 64-bit<br>
>> ><br>
>> > xsane -v<br>
>> > Gtk-Message: 14:37:04.462: Failed to load module "canberra-gtk-module"<br>
>> > xsane-0.999 (c) 1998-2013 Oliver Rauch<br>
>> > E-mail: <a href="mailto:Oliver.Rauch@xsane.org" target="_blank">Oliver.Rauch@xsane.org</a><br>
>> > package xsane-0.999<br>
>> > compiled with GTK-2.24.32<br>
>> > with color management function<br>
>> > with GIMP support, compiled with GIMP-2.10.18<br>
>> > XSane output formats: jpeg, pdf(compr.), png, pnm, ps(compr.), tiff, txt<br>
>> ><br>
>> > This setup used to work well. I don't use it often but it no longer<br>
>> > does. On "scanning for devices" I get "Failed to open device<br>
>> > genesys:libusb:003:029 - Invalid Argument.<br>
>> ><br>
>> > $ scanimage --test<br>
>> > Output format is not set, using pnm as a default.<br>
>> > scanimage: open of device genesys:libusb:003:031 failed: Invalid argument<br>
>> ><br>
>> > Can someone point me to a solution for this?<br>
>> ><br>
>> > Thanks.<br>
>> ><br>
>><br>
>><br>
>> --<br>
>> Kelly "STrRedWolf" Price<br>
>> <a href="http://redwolf.ws" rel="noreferrer" target="_blank">http://redwolf.ws</a><br>
<br>
<br>
<br>
-- <br>
Kelly "STrRedWolf" Price<br>
<a href="http://redwolf.ws" rel="noreferrer" target="_blank">http://redwolf.ws</a><br>
</blockquote></div>