HomeWindowsComponent Object Model (COM) Error – TPMAPI_E_INVALID_OWNER_AUTH 0x80290118

Component Object Model (COM) Error – TPMAPI_E_INVALID_OWNER_AUTH 0x80290118

In this post, you’ll learn about the error “TPMAPI_E_INVALID_OWNER_AUTH 0x80290118” that is returned when working with COM based APIs or libraries in Windows.

COM Error Message

TPMAPI_E_INVALID_OWNER_AUTH 0x80290118

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 format of the owner auth data was invalid.

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