Component Object Model (COM) Error – CERT_E_VALIDITYPERIODNESTING 0x800B0102

In this post, you’ll learn about the error “CERT_E_VALIDITYPERIODNESTING 0x800B0102” that is returned when working with COM based APIs or libraries in Windows.

COM Error Message

CERT_E_VALIDITYPERIODNESTING 0x800B0102

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 validity periods of the certification chain do not nest correctly.