In this post, you’ll learn more about the Error TPM_E_PCP_WRONG_PARENT – 0x8029040E that is returned when working with the COM-based APIs in Win32
Win32 COM Error
TPM_E_PCP_WRONG_PARENT – 0x8029040E
Win32 COM Error Error Description
An attempt was made to import or load a key under an incorrect storage parent.