| From: m. allan noah <kitno455 at gmail.com> | Can you do that command as root?
Interesting. The following additional lines showed up. I'll use diff to minimize the bulk of this message: [canon_dr] sane_get_devices: reading config file canon_dr.conf [canon_dr] sane_get_devices: looking for 'scsi CANON CR' [canon_dr] sane_get_devices: looking for 'scsi CANON DR' +[canon_dr] attach_one: start +[canon_dr] attach_one: looking for '/dev/sg2' +[canon_dr] connect_fd: start +[canon_dr] connect_fd: opening SCSI device +[canon_dr] connect_fd: cannot get requested buffer size (4194304/524288) +[canon_dr] connect_fd: could not open device: 10 +[canon_dr] connect_fd: finish [canon_dr] sane_get_devices: setting "vendor-name" to CANON [canon_dr] sane_get_devices: setting "model-name" to DR-2080C [canon_dr] sane_get_devices: setting "version-name" to XXXX BTW, 4,194,304 == 0x400000 and 524,288 == 0x80000.
