Win32 COM Error – ERROR_FLT_DISALLOW_FAST_IO – 0x801F0004

In this post, you’ll learn more about the Error ERROR_FLT_DISALLOW_FAST_IO – 0x801F0004 that is returned when working with the COM-based APIs in Win32

Win32 COM Error

ERROR_FLT_DISALLOW_FAST_IO – 0x801F0004

Win32 COM Error Error Description

Disallow the Fast IO path for this operation.

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