[sane-devel] No Backends found

[Kelly Price]

Okay, try this:

1. Uninstall Canon's official "driver"
2. Unplug and plug back in your scanner.
3. Try this line in Terminal:

scanimage -v --format=png -o ~/Desktop/test.png

Let us know the output.  We're basically gathering info here to help you
out.

On Thu, Jun 25, 2026 at 6:53 PM Joe Zeff <joe at zeff.us> wrote:

> On 6/25/26 3:38 PM, Kelly Price wrote:
> > ...I think things are just going to work.  If you have a printed photo
> > of your pet available to use as a test scan, put it in the scanner now.
> > Then from the Terminal:
> >
> > scanimage --format=png -o ~/Desktop/test.png
> >
> > If things work out, your scanner will scan the pic and then put the
> > result on your desktop as a PNG file.
>
> I don't have a printed picture of my cat, but I took a picture I had,
> printed it out and used that.  Here's the output:
>
> scanimage: sane_read: Error during device I/O
>
> I did get a file on my desktop, but it was zero bytes, and went away
> when scanimage was done.
>


-- 
Kelly "STrRedWolf" Price
http://redwolf.ws
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