Win32 COM Error – TPM_20_E_COMMAND_SIZE – 0x80280142

In this post, you’ll learn more about the Error TPM_20_E_COMMAND_SIZE – 0x80280142 that is returned when working with the COM-based APIs in Win32

Win32 COM Error

TPM_20_E_COMMAND_SIZE – 0x80280142

Win32 COM Error Error Description

TPM 2.0: The TPM command’s commandSize value is inconsistent with contents of the command buffer; either the size is not the same as the bytes loaded by the hardware interface layer or the value is not large enough to hold a command header.

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