On Thursday 27 March 2008, Isaac Mushinsky wrote: > Anish Mistry (the port maintainer) has answered below. It seems > that this is a printer defect after all then. I'll try to patch the > code to fill in the missing serial id with some fake string, and > shall report if I get the thing to work. > > Is the hp backend the only entry point to libusb, or should I have > to patch libusb? e.g. cups or sane apps, can they call libusb > directly, or only through hpaio backend? I would rather have a > patch to hplip distribution only, because libusb correctly throws > an error code for the missing serial id. But if some apps query the > device directly, the missing serial id may be a problem, they will > all have to all be patched separately. See what you can get to work, and then we can decide on what the proper fix entails.
> > > It looks like there is some problem with the C42XX printers that > > is causing the serial numbers to no be reported. I got a similar > > report about a HP Photosmart C4200 series a couple weeks ago. > > Unfortunately I'm VERY busy right now. It will be a couple of > > week before I can dive into the issue. If you do happen to find > > a solution, please let me know so I can integrate it into the > > port and notify others. Thanks, > > -- > > Anish Mistry > > [EMAIL PROTECTED] > > AM Productions http://am-productions.biz/ -- Anish Mistry [EMAIL PROTECTED] AM Productions http://am-productions.biz/
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