error win i use it to open ppt file, the error code from win32 is -2147352570

[x19990416]

Note that issues in this repository are only for bugs or feature requests in the pywin32.

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For all bugs, please provide the following information.

• Expected behavior and actual behavior.

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• Version of Python and pywin32

pywin32 version: 224

when i use it to open ppt file, there is some exception。see the detail from the image
1st img，the py code how i use pywin32 。
2rd img, the error from the pywin32 (win32com\client\dynamic.py)
3rd img, the error where i debug info.

[mhammond]

Please re-read the first 2 lines in your report - this is a support request, not a bug report.