[sane-devel] suddenly problems opening /dev/usbscanner0

Christoph Bier christoph.bier at web.de
Fri May 30 18:52:11 BST 2003


Hi,

Henning Meier-Geinitz schrieb:
> Hi,
> 
> On Thu, May 29, 2003 at 09:44:12PM +0200, Christoph Bier wrote:

[. . .]

> That's strange. Looks like the kernel didn't like the first error and
> now returns an error for the next command also.
> 
> Try libusb instead of the kernel scanner driver:
> rmmod scanner
> mount -t usbfs /proc/bus/usb /proc/bus/usb

Using libusb only slightly changes the error
messages to "no devices available". But I
noticed accidentally, that the kernel scanner
modules at work and at home have different
sizes, although belonging to the same kernel.


> If you use an UHCI host controller, try the module "uhci"
> instead of "ubs-uhci".

Didn't help.

> Also, there is now sane-backend-1.0.12. I don't know if the backport
> is ready yet, but al least for sid it's there.

Do you know the package name?

What else could I try?

Thanks for your help!

Greetings,

Christoph
-- 
Christoph Bier, Dipl.Oecotroph., Email: bier at wiz.uni-kassel.de
Universitaet Kassel, FG Oekologische Lebensmittelqualitaet und
Ernaehrungskultur \\ Postfach 12 52 \\ 37202 Witzenhausen
Tel.: +49 (0) 55 42 / 98 -17 21, Fax: -17 13







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