[sane-devel] scanimage -L not responding

Johannes Meixner jsmeix at suse.de
Tue Jan 8 15:07:49 GMT 2019


On Jan 8 11:44 Andrea Vai wrote (excerpt):
> $ lsusb |grep Canon
> Bus 003 Device 010: ID 04a9:2206 Canon, Inc. CanoScan N650U/N656U
> $ scanimage -d plustek:libusb:003:010 --format=jpeg -p -v --mode Gray
> --resolution 150 -x 215 -y 297 > test.jpg
> does not respond.
> The same device works on windows, with the same usb port, same cable
> and same hardware (well, actually it is a Virtual Machine inside the
> linux box).
> Also, trying again scanimage -L it hangs for >15 minutes, then I kill
> it and try again in Windows it still work :-/

Nowadays "xhci_hcd" kernel driver/module issues (a.k.a. "USB 3")
are the most often cause of inexplicable issues with USB scanners, cf.
and follow the links therein.

Kind Regards
Johannes Meixner
SUSE LINUX GmbH - GF: Felix Imendoerffer, Jane Smithard,
Graham Norton - HRB 21284 (AG Nuernberg)

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