Followup # 1: ----------------- I have sane-backends-1.0.16 installed. For my RedHat 9 system the output of /proc/version , is, Linux version 2.4.20-31.9 (bhcomp...@daffy.perf.redhat.com) (gcc version 3.2.2 20030222 (Red Hat Linux 3.2.2-5)) #1 Tue Apr 13 17:38:41 EDT 2004
>> SANE uses libusb and that library looks at all USB devices connected >> to the system. Devices are usually located in /proc/bus/usb/ . This >> file system must be mounted (see man sane-usb). I added this line to, /etc/fstab, none /proc/bus/usb usbfs defaults 0 0 Followup # 2: ------------------ >> The scanner module is not needed anymore. You just need kernel USB support. >> What's the output of "cat /proc/bus/usb/devices" and "sane-find-scanner -v -v"? The output of cat /proc/bus/usb/devices, is, T: Bus=01 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=12 MxCh= 2 B: Alloc= 0/900 us ( 0%), #Int= 0, #Iso= 0 D: Ver= 1.00 Cls=09(hub ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1 P: Vendor=0000 ProdID=0000 Rev= 0.00 S: Product=USB UHCI Root Hub S: SerialNumber=e400 C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr= 0mA I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub E: Ad=81(I) Atr=03(Int.) MxPS= 8 Ivl=255ms The output of, sane-find-scanner -v , is, ... failed to open (Invalid argument) for all /dev/scanner?? BTW, the output of /proc/bus/usb/drivers is, usbdevfs hub 96-111: hiddev hid Folowup #3: ---------------- >> SANE uses libusb and that library looks at all USB devices connected >> to the system. Devices are usually located in /proc/bus/usb/ . This >> file system must be mounted (see man sane-usb). How can I verify that the kernel is configured for USB suport, and that the devices are mounted? If not, what do I need to do, to make it so? Again thank you for your patience, I'll get my Mustek scanner working yet - I'm determined to do so! -Martin