[sane-devel] scanimage works only from root

Henning Meier-Geinitz henning@meier-geinitz.de
Thu, 27 May 2004 18:12:22 +0200


On Thu, May 27, 2004 at 05:43:48AM -0400, Jack Dodds wrote:
> I am running Woody, with the latest Sane backport from 
> people.debian.org/~aurel32/sane.html.


> plustek:libusb:002:003 --format pnm >outfile.pnm
> But, under my own user account, scanimage --list-devices gives
> scanimage: no SANE devices found

Have a look at README.Debian.

> Obviously there is a permission problem of some kind.
> However, my own user account is a member of "video" and "scanner".
> The entries in /dev/usb are members of group "video" and have -rw-rw-rw 
> permissions.

The files used by libusb are /proc/bus/usb/???/???.

> I'm not sure if it is relevant, but on boot I get the messages 
> (0x4b8/0x11d is the Epson 1260):
> usb.c: registered new driver usbscanner
> scanner.c: 0.4.6:USB Scanner Driver
> usb.c: USB device 3 (vend/prod 0x4b8/0x11d) is not claimed by any active driver.

The scanner driver doesn't know your scanner (probably because of an
old kernel). That doesn't matter however as you use libusb.