[sane-devel] sane-find-scanner finds Canon Canoscan N24OU, scanimage -L does not

[Olaf Meeuwissen]

Hi Terry,

Terry Spearman writes:

> I'm running under Centos 7 (kernel 3.10.0-862.14.4.e17x86_64) and the
> version of SANE I downloaded from the Centos repository via yum install.
> When I run sane-find-scanner -v -v it tells me "found USB scanner
> (vendor=0x0a9 [Canon], product= 0x220e [CanoScan] at libusb:001:002", but,
> after checking several possibilities, says: <Couldn't determine the type of
> USB chip (result from sane-backends 1.0.24)>.

Device reported as completely supported with 1.0.24, so should work.

> Running scanimage -L tells me "No scanners were identified.....".
> [...]
> I'm pretty much out of ideas.  Any and all suggestions gratefully received

Have you tried with root permissions?  The user trying to scan needs
read and write access to the device.

Hope this helps,
--
Olaf Meeuwissen, LPIC-2            FSF Associate Member since 2004-01-27
 GnuPG key: F84A2DD9/B3C0 2F47 EA19 64F4 9F13  F43E B8A4 A88A F84A 2DD9
 Support Free Software                        https://my.fsf.org/donate
 Join the Free Software Foundation              https://my.fsf.org/join