Scanner Canon Canoscan Lide 60 not found.

[FreeBSD User Giacomo]

Hi,
I have a problem with the scanner Canoscan Lide 60 with FreeBSD 6.1. 
This is sopported in sane but scanimage -L not find it.
If I try whith sane-find-scanner I read:
---
searching for USB scanners:
checking /dev/uscanner... failed to open (Invalid argument)
checking /dev/uscanner0... failed to open (Invalid argument)
checking /dev/uscanner1... failed to open (Invalid argument)
checking /dev/uscanner2... failed to open (Invalid argument)
checking /dev/uscanner3... failed to open (Invalid argument)
checking /dev/uscanner4... failed to open (Invalid argument)
checking /dev/uscanner5... failed to open (Invalid argument)
checking /dev/uscanner6... failed to open (Invalid argument)
checking /dev/uscanner7... failed to open (Invalid argument)
checking /dev/uscanner8... failed to open (Invalid argument)
checking /dev/uscanner9... failed to open (Invalid argument)
checking /dev/uscanner10... failed to open (Invalid argument)
checking /dev/uscanner11... failed to open (Invalid argument)
checking /dev/uscanner12... failed to open (Invalid argument)
checking /dev/uscanner13... failed to open (Invalid argument)
checking /dev/uscanner14... failed to open (Invalid argument)
checking /dev/uscanner15... failed to open (Invalid argument)
found USB scanner (vendor=0x04a9 [Canon], product=0x221c [CanoScan], chip=GL841) at libusb:/dev/usb4:/dev/ugen0
  # Your USB scanner was (probably) detected. It may or may not be supported by
  # SANE. Try scanimage -L and read the backend's manpage.

  # Not checking for parallel port scanners.

  # Most Scanners connected to the parallel port or other proprietary ports
  # can't be detected by this program.
done
---
I try to enable the usbd at startup but where isn't change.
In FreBSD 6.0 I was succeed to use this scanner upgrading the sane-backend and
xsane version.  
Thanks.
Regard.
-- 
Isaia Luciano
FreeBSD user