[sane-devel] scanimage -L not responding

[Gerhard Jäger]

Hi Andrea,

On 07.01.19 at 15:26 Andrea Vai wrote:
> Hi,
>    when I try the scanimage -L command there is no output, even if I
> wait many minutes.
> 
> I am trying with two Canon scanners (one 650U and one Lide20), and
> both give the same result.
> 
>    In my network there are a lot of scanners which (I think) can slow
> down the scanimage -L command. As I need to use my USB scanner only,
> and supposing that the hang is due to network search/issues, is there
> a way to exclude the network scanners from the detection? Does anybody
> have please some hint to solve the problem?

Tweak the dll.conf file (/etc/sane.d) and comment out any backends
except the plustek backend.

Regards,
  Gerhard