Public bug reported:
When i was i ubuntu 9.10 my scanner worked perfectly. But after my
upgrade to ubuntu 10.4 my scanner wouln't install.
Some more debug info... export SANE_DEBUG_XEROX_MFP=4
dmesg:
[ 3725.790177] usb 5-2: USB disconnect, address 3
[ 3730.030207] usb 2-2: new high speed USB device using ehci_hcd and address 16
[ 3730.183100] usb 2-2: configuration #1 chosen from 1 choice
[ 3730.184499] usblp0: USB Bidirectional printer dev 16 if 1 alt 0 proto 2 vid
0x04E8 pid 0x342E
[ 3731.242981] usb 2-2: usbfs: interface 1 claimed by usblp while 'usb' sets
config #1
[ 3734.591852] usb 2-2: usbfs: interface 1 claimed by usblp while 'scanimage'
sets config #1
sane-find-scanner:
found USB scanner (vendor=0x04e8 [Samsung], product=0x342e [SCX-4300 Series])
at libusb:002:016
scanimage:
[sanei_debug] Setting debug level of xerox_mfp to 4.
[xerox_mfp] sane_init: Xerox backend (build 10) 0x7fffd10ca14c, 0x405b00
[xerox_mfp] sane_xerox_mfp_get_devices: 0x7fffd10ca1b8, 0
[xerox_mfp] list_one_device: libusb:002:016
[xerox_mfp] dev_open: open 0xa17640
[xerox_mfp] :: dev_command(INQUIRY[0x12], 70)
[xerox_mfp] dev_request: sanei_usb_read_bulk: Error during device I/O
[xerox_mfp] dev_command: dev_request: Error during device I/O
[xerox_mfp] dev_close: closing dev 0xa17640
[xerox_mfp] list_one_device: dev_inquiry(libusb:002:016): Error during device
I/O
scanimage: no SANE devices found
aptitude search libusb:
...
i libusb-0.1-4
i libusb-1.0-0
...
/lib/udev/rules.d/40-libsane.rules:
...
# Samsung SCX-4300
ATTRS{idVendor}=="04e8", ATTRS{idProduct}=="342e", ENV{libsane_matched}="yes"
...
ls /usr/lib/sane/libsane-xerox_mfp*:
/usr/lib/sane/libsane-xerox_mfp.la /usr/lib/sane/libsane-xerox_mfp.so.1
/usr/lib/sane/libsane-xerox_mfp.so.1.0.20
/etc/sane.d/xerox_mfp.conf:
...
# Samsung SCX-4300
usb 0x04e8 0x342e
...
udevadm monitor:
KERNEL[1272920815.175117] add /devices/pci0000:00/0000:00:1d.7/usb2/2-2
(usb)
KERNEL[1272920815.175696] add
/devices/pci0000:00/0000:00:1d.7/usb2/2-2/2-2:1.0 (usb)
KERNEL[1272920815.175747] add
/devices/pci0000:00/0000:00:1d.7/usb2/2-2/2-2:1.1 (usb)
KERNEL[1272920815.176340] add /class/usb (class)
KERNEL[1272920815.176535] add
/devices/pci0000:00/0000:00:1d.7/usb2/2-2/2-2:1.1/usb/lp0 (usb)
UDEV [1272920815.177670] add /class/usb (class)
UDEV [1272920815.186409] add /devices/pci0000:00/0000:00:1d.7/usb2/2-2
(usb)
UDEV [1272920815.193245] add
/devices/pci0000:00/0000:00:1d.7/usb2/2-2/2-2:1.0 (usb)
UDEV [1272920815.195600] add
/devices/pci0000:00/0000:00:1d.7/usb2/2-2/2-2:1.1 (usb)
UDEV [1272920815.202988] add
/devices/pci0000:00/0000:00:1d.7/usb2/2-2/2-2:1.1/usb/lp0 (usb)
ProblemType: Bug
DistroRelease: Ubuntu 10.04
Package: libsane 1.0.20-13ubuntu2
ProcVersionSignature: Ubuntu 2.6.32-21.32-generic 2.6.32.11+drm33.2
Uname: Linux 2.6.32-21-generic x86_64
NonfreeKernelModules: nvidia
Architecture: amd64
Date: Mon May 3 16:49:16 2010
InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Alpha amd64 (20100415)
ProcEnviron:
LANG=en_CA.utf8
SHELL=/bin/bash
SourcePackage: sane-backends
** Affects: sane-backends (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug lucid
--
Scanner model Samsung SCX-4300 crash : sane-backends / xerox_mfp / dev_command:
dev_request: Error during device I/O
https://bugs.launchpad.net/bugs/574780
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