[sane-devel] Unable to access minor data
Thu, 4 Jul 2002 22:23:44 +0200
> However when I tried "scanimage -d acer:/dev/usb/scanner0" or
> "scanimage -d snapscan:/dev/usb/scanner0" I got the following:
> scanimage: open of device snapscan:/dev/usb/scanner0 failed: Invalid
> What may I try to work with this scanner?
Please read the instructions for USB scanners on
http://snapscan.sourceforge.net. You'll have to add a firmware entry to
If your system doesn't load the scanner module automatically you may have to
load it manually using "modprobe scanner" (as root).
Also check the file permissions on /dev/usb/scanner0 if you want to use the
scanner as a normal user. Use "chmod o+w /dev/usb/scanner0" to allow
unrestricted access to all users.
If it still doesn't work please send me the debug log as described in