Component Object Model (COM) Error – FVE_E_NON_BITLOCKER_KU 0x80310093

In this post, you’ll learn about the error “FVE_E_NON_BITLOCKER_KU 0x80310093” that is returned when working with COM based APIs or libraries in Windows.

COM Error Message


What is COM?

Microsoft’s COM stands for Component Object Model. Component Object Model (COM) is a networked, object-oriented framework for building interoperable binary software components.   Microsoft’s OLE (compound documents), ActiveX (Internet-enabled components), and other products are built on the COM base technology.

Error Description

Below is the description of this COM Error.

The Key Usage (KU) attribute of the specified certificate does not permit it to be used for BitLocker Drive Encryption. BitLocker does not require that a certificate have a KU attribute, but if one is configured it must be set to either Key Encipherment or Key Agreement.