Kelie schrieb:
> Hello group,
>
> I'm getting an error when trying to launch AutoCAD using comtypes. The
> application does get started. But the variable 'app' does not seem to hold a
> valid instance of it, because I was not able to access its properties such as
> ActiveDocument, WindowState, etc..
>
> This is copied from Python shell:
>
>>>> import comtypes
>>>> comtypes.__version__
> '0.4.2'
>>>> app = comtypes.client.CreateObject("AutoCAD.Application")
> # Generating comtypes.gen.AutoCAD
> Traceback (most recent call last):
> File "<interactive input>", line 1, in <module>
> File "C:\Programming\Python\Install\comtypes\comtypes\client\__init__.py",
> line 202, in CreateObject
> return _manage(obj, clsid, interface=interface)
> File "C:\Programming\Python\Install\comtypes\comtypes\client\__init__.py",
> line 170, in _manage
> obj = GetBestInterface(obj)
> File "C:\Programming\Python\Install\comtypes\comtypes\client\__init__.py",
> line 133, in GetBestInterface
> interface = getattr(mod, itf_name)
> AttributeError: 'module' object has no attribute 'IAcadApplication'
>
> Any idea why?
>
> (btw, if I remember correctly, I didn't used to get this error. But I was
> using
> an earlier version comtypes and an earlier version of AutoCAD.)
You should remove *all* the files in the comtyes\gen directory and try again.
Thomas
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