davea at ieee.org
Fri Jan 15 09:04:52 CET 2010
>Gib Bogle wrote:
>>I have a simple demo program (on Windows XP) that uses the ctypes
module to load a DLL.
>>This program works as expected with Python 2.5.4, but fails with
Python 2.6.4 (on a different
>> machine, each machine has only one Python version installed), with
>>File "demo.py", line 37, in <module>
>> mydll = windll.LoadLibrary("DEMO.DLL")
>>File "c:\python26\lib\ctypes\__init__.py, line 431, in LoadLibrary
>> return self._dlltype(name)
>>File "c:\python26\lib\ctypes\__init__.py, line 353, in __init__
>> self._handle = _dlopen(self._name, mode)
>>WindowsError: [Error 14001] This application has failed to start
because the application configuration is incorrect. Reinstalling the
application may fix this problem
>>It isn't clear to me what the "application" is. As far as I know I
didn't install anything except Python 2.6.4. Is it possible that ctypes
doesn't work with 2.6.4?
Gib Bogle wrote:
> <div class="moz-text-flowed" style="font-family: -moz-fixed">It has
> occurred to me that the error may have nothing to do with ctypes. The
> DLL was built on one machine and copied to the other (which doesn't
> have the compiler installed). Although both machines are running
> Windows XP, there might be some subtle differences.
> I see that the build machine has XP Professional, Version 2002,
> Service Pack 2, while the machine that fails to load the DLL has XP
> Home Edition, Version 2002, Service Pack 3. Who knows.
The application is "python.exe". And usually, when it gives such an
error, there's a missing DLL, or one of improper version.
I think you want to run Dependency-Walker. See
for a description, and follow its link to
to download it.
More information about the Python-list