[sane-devel] High res problem with Epson 1240U USB Scanner

Oliver Neukum Oliver.Neukum@lrz.uni-muenchen.de
Mon, 23 Jul 2001 13:34:20 +0200


> The kernel complains withthe maintainer.
> Jul 23 12:43:38 localhost kernel: scanner.c: read_scanner(0): funky
> result:-32. Please notify the maintainer.
> Jul 23 12:43:38 localhost last message repeated 50 times
> Jul 23 12:43:38 localhost kernel: sd_scanner(0): funky result:-32. Please
> notify the maintainer. Jul 23 12:43:38 localhost kernel: scanner.c:
> read_scanner(0): funky result:-32. Please notify the maintainer.
> Jul 23 12:43:38 localhost last message repeated 1168 times
>
> What is happening and what fixes it?  Isit the backend or the USB driver
> that is the problem?  Any help would be greatly appreciated.
>
> BTW -  I am using RedHat 7.1 on a Compaq laptop with kernel 2.4.2-2. The
> scanner.o module  is dated April 9, 2001.

This is a kernel problem. A fix for this problem was added to the kernel at 
2001/2/28. Your kernel may very well be outdated.

It seems that your scanner produces USB stall conditions which have to be 
cleared.

	HTH
		Oliver Neukum