In this post, you’ll learn more about the Error FVE_E_ENH_PIN_INVALID – 0x80310099 that is returned when working with the COM-based APIs in Win32
Win32 COM Error
FVE_E_ENH_PIN_INVALID – 0x80310099
Win32 COM Error Error Description
The BitLocker encryption key could not be obtained from the Trusted Platform Module (TPM) and enhanced PIN. Try using a PIN containing only numerals.