[sane-devel] Benq S2W 4300U Scanner...

[Oliver Schwartz]

Hi,

>> Please remove the line containing the USB device from your config  
>> file
>> (/dev/usb/scanner0) - it's no longer useable for systems using  
>> libusb and
>> the specified device does not exist on your system. After removing  
>> the
>> line the scanner should be found automatically.
>
> Thsnk you for your quick response.
>
> Did as you suggested but still get the error message: Error. Failed  
> to open
> device snapscan:libusb:002:003: Error during device I/O
>
> lusb confirms that the scanner is Bus 002 Device 003: ID 04a5:20b0  
> Acer
> Peripherals Inc. (now BenQ Corp.) A2W 3300U4300U.

To rule out permission problems you should try to run scanimage as  
root. If that still results in an error please send a log file with  
SANE_DEBUG_SNAPSCAN=255 scanimage -L 2>snapscan.log

Regards,

Oliver