Component Object Model (COM) Error – ERROR_MONITOR_UNKNOWN_DESCRIPTOR_FORMAT 0x80261002

In this post, you’ll learn about the error “ERROR_MONITOR_UNKNOWN_DESCRIPTOR_FORMAT 0x80261002” 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.

Format of the obtained monitor descriptor is not supported by this release.