Win32 COM Error – CO_E_IIDSTRING 0x800401F4

In this post, you’ll learn more about the Error CO_E_IIDSTRING
0x800401F4 that is returned when working with the COM-based APIs in Win32

Win32 COM Error

CO_E_IIDSTRING
0x800401F4

Win32 COM Error Error Description

Invalid interface string

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