In this post, you’ll learn more about the Error ERROR_VOLMGR_INTERLEAVE_LENGTH_INVALID – 0xC0380021 that is returned when working with the COM-based APIs in Win32
Win32 COM Error
ERROR_VOLMGR_INTERLEAVE_LENGTH_INVALID – 0xC0380021
Win32 COM Error Error Description
The specified interleave length is invalid.