[sane-devel] Fi-4120C2 - USB bulk transfers failing with -ETIMEDOUT or -EPIPE

m. allan noah anoah at pfeiffer.edu
Thu Feb 16 01:05:57 UTC 2006

On Wed, 15 Feb 2006, Charles Duffy wrote:

> m. allan noah wrote:
>> strace is not very helpful, a debug log from sane would work better.
>> SANE_DEBUG_FUJITSU=255 scanimage 2>4120c2.log > /dev/null
>> then look thru the log for the errors. likely will appear as blank lines.
>> send me the section of the log right around the first error.
>> i will try to work on it this evening, along with all the other bug 
>> reports.
> Thank you kindly. The bits surrounding the first error are below directly; 
> the log up to and including the point where this occurs is in the attached 
> file.

actually- the error is just above that, ~line 298. the mode select command 
is busted, as it combines the command and data phases into one transfer. 
they should be two. i am working to fix it now. it might help other usb 
scanner models too...


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