In this post, you’ll learn more about the Error FVE_E_INVALID_BITLOCKER_OID – 0x8031006E that is returned when working with the COM-based APIs in Win32
Win32 COM Error
FVE_E_INVALID_BITLOCKER_OID – 0x8031006E
Win32 COM Error Error Description
The BitLocker object identifier (OID) on the drive appears to be invalid or corrupt. Use manage-BDE to reset the OID on this drive.