[sane-devel] usb_control/bulk_msg: timeout
Wed, 1 Jan 2003 17:17:00 -0800 (PST)
I'm having limited luck scanning on a HP ScanJet 4100C USB. I'm trying to
Running "xscanimage hp" seems to work most of the time, but I still get
Jan 1 16:14:06 bumby kernel: usb_control/bulk_msg: timeout
Jan 1 16:14:26 bumby kernel: usb_control/bulk_msg: timeout
Jan 1 16:15:34 bumby kernel: usb_control/bulk_msg: timeout
Jan 1 16:15:34 bumby kernel: scanner.c: write_scanner: NAK received.
That NAK message is rare -- the timeout message happens every attempt to
When first testing I also received these errors in syslog, just in case if
gives any clues:
Jan 1 16:10:11 bumby kernel: usbdevfs: USBDEVFS_CONTROL failed dev
3 rqt 128 rq 6 len 100 ret -110
Trying to use xsane it also generates the messages, but it never completes
the scan and reports the probably not very helpful message:
Error during read: Error during device I/O.
Any suggestions on things to try to get xsane working?
Here's my setup. I don't understand the "scsi HP" line in the hp.conf
since this is usb. I tried "usb HP" but didn't see any change.
(Frankly, just starting I'm a bit fuzzy on how the parts fit together --
how backends are selected and so on. I just seems to work ;).
$ cat hp.conf
# uncomment this if you're using a usb scanner
I'm running Debian testing/unstable with 2.4.20.
ii libsane 1.0.9-4 API library for scanners
ii sane 1.0.9-4 Scanner graphical frontends
ii sane-utils 1.0.9-4 API library for scanners -- utilities
ii xsane 0.84-2 a gtk based X11 frontend for SANE
# No SCSI scanners found. If you expected something different, make sure
# you have loaded a SCSI driver for your SCSI adapter.
found USB scanner (vendor=0x03f0, product=0x0101) at /dev/usb/scanner0
found USB scanner (vendor=0x03f0, product=0x0101) at libusb:003:003
$ scanimage -L
device `hp:/dev/usb/scanner0' is a Hewlett-Packard MODELx flatbed scanner
Bill Moseley firstname.lastname@example.org