win32com 'catastrophic failure'

Tim Roberts timr at
Tue Dec 6 08:43:52 CET 2005

"g.franzkowiak" <g.franzkowiak at> wrote:
>I'm trying to interface to an .ocx file.
>After successfully running makepy over it, the following is my problem:
>  com_error: (-2147418113, 'catastrophic failure', None, None)

That's not nearly enough information.  -2147418113 is 0x8000FFFF, which is
E_UNEXPECTED.  That's a generic error which may mean that you called
something in the wrong order, or provided a parameter that was not

What OCX were you calling, and what did the code look like?
- Tim Roberts, timr at
  Providenza & Boekelheide, Inc.

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