You could try to get a debug log of the backend in operation: SANE_DEBUG_UMAX1220U=255 scanimage 2>error.log
you might also try a 32 bit system just to see if that is it... allan On Wed, Dec 17, 2008 at 3:35 PM, D. Hugh Redelmeier <hugh at mimosa.com> wrote: > I'm just trying to start using SANE. I'm puzzled by the error message > I get: > > # scanimage --version > scanimage (sane-backends) 1.0.19; backend version 1.0.19 > # scanimage -L > device `umax1220u:libusb:004:002' is a UMAX Astra 2100U flatbed scanner > # scanimage -d umax1220u:libusb:004:002 > outfile.pnm > ==> scanimage: sane_start: Invalid argument > > > Background information: > > - I get the same result on Fedora 10 x86-64 and on Ubuntu 8.10 AMD64. > (The log above is from Fedora/) > > - The FAQ has an entry on this message but it doesn't seem to help in > this case. > > - An strace on the Fedora system shows that the device is opened. > Just before the failure, scanimage does a bunch of USBDEVFS_CONTROL > ioctls on the device's file descriptor. > > Any suggestions? > > (I was about to get rid of the scanner because we switched from > MS Windows years ago. Then I discovered that SANE now supports this > model. Great! Thanks!) > > -- > sane-devel mailing list: sane-devel at lists.alioth.debian.org > http://lists.alioth.debian.org/mailman/listinfo/sane-devel > Unsubscribe: Send mail with subject "unsubscribe your_password" > to sane-devel-request at lists.alioth.debian.org > -- "The truth is an offense, but not a sin"
