[WinError 127] ("The specified procedure could not be found.")

kwiechen kwiechen1 at gmail.com
Mon Apr 11 14:31:43 EDT 2016

Am 11.04.2016 um 00:33 schrieb Benjamin Gilbert via openslide-users:
> On Sat, Apr 09, 2016 at 04:58:59PM +0200, Kai Wiechen via openslide-users wrote:
>> I am trying to get openslide working using the python interface. I have
>> downloaded the latest Windows binaries (64 bit) and placed the folder
>> openslide/bin in $PATH. The openslide_python-1.1.0-cp34-none-win_amd64.whl
>> was installed within WinPython-64bit-
>> The "import openslide" statement results in:
>> OSError: [WinError 127] Die angegebene Prozedur wurde nicht gefunden
> Hi Kai,
> Try running one of the utility programs in the openslide/bin directory.  If
> it works, the problem is related to the Python bindings.  Otherwise, the
> problem is in OpenSlide or its dependencies.  For example, does
> "openslide-show-properties <path-to-slide-file>" produce any output?
> What version of Windows are you running?
> --Benjamin Gilbert
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> openslide-users at lists.andrew.cmu.edu
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Hi Benjamin,

running openslide-show-properties works when calling in the bin 
directory but not when I move the binary to another location.

I am using Windows 10 Pro 64 bit.

Best regards,


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