[sane-devel] MP600R doesn't work

Louis Lagendijk louis at fazant.net
Sat Sep 1 22:24:23 UTC 2012


On Thu, 2012-08-30 at 10:23 +0200, Frode V. Fjeld wrote:
> Louis Lagendijk <louis at fazant.net> writes:
> 
> > I will have a look at this when I get some time. I have seen this once
> > on my own scanner, but thought that the latest git version fixed it.
> > This could be a timing issue that shows up on wlan only (I use a wired
> > network connection).  Just to be sure: did you power off/on the
> > scanner?  It looks as if the protocol stack in Canon devices get
> > confused sometines.....
> 
> I did have a go at debugging this myself (but I have basically zero
> knowledge of sane or canon protocols), and have powercycled the scanner
> many tens of times doing so. It could be wlan-specific, but like I said
> I have gotten it to work fairly reliably over wlan before. I'll try
> later to wire the scanner to the wlan router and see if that makes a
> difference.

I found an error in reading the data from the scanner: your log was
pretty clear. Thanks for that. Can you please try the latest git?

Kind regards, Louis





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