[sane-devel] Bug in plustek_pp backend

Gerhard Jaeger gerhard at gjaeger.de
Thu Oct 5 08:36:38 UTC 2006

On Wednesday 27 September 2006 23:43, Martin Anderseck wrote:
> Hi together,
> upgrading from my former 32bit-system to a 64bit one I noticed a strange
> behaviour of my Plustek OpticPro 600P: It is recognized without any problem
> by scanimage -L. But when I try to scan it waits its 30 seconds until the
> lamp is heated up, then I can hear the motor bringing the lamp in starting
> position and directly afterwards the lamp is switched off. Then a short
> break, again the motor doing something, short break again and then the
> (switched off) lamp begins its travel over the scanning area. When it hits
> the end of the scanner it doesn't stop but still likes to continue what I
> always stopped by pulling the plug or hitting CTRL+C. With the same
> backend-version but in a 32bit chroot-environment the scanner works
> smoothly. When the lamp returns to its starting point it travels relatively
> silent in 32bit. In 64bit it's a noisy sound.
> Some information about the system I'm using:
> Kubuntu on AMD64 3500+, all parport options (EPP, SPP etc.) tested in the
> meantime with no difference.
> libsane version 1.0.17-1ubuntu4
> I also tested the newer backends including the daily CVS-snapshots with
> always the same result.
> I always used the direct access to the scanner, no kernel module.


please upgrade to a more recent version, at least in the CVS snapshots
this has been fixed.


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