Component Object Model (COM) Error – ERROR_GRAPHICS_SOURCE_ALREADY_IN_SET 0xC0262317

In this post, you’ll learn about the error “ERROR_GRAPHICS_SOURCE_ALREADY_IN_SET 0xC0262317” 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.

Specified video present source is already in the video present source set.