ID:19100 An I/O (<name>) with a <iostandard_voltage> I/O standard is connected to a DDIO which is not allowed for Stratix 10 devices. See the Stratix 10 General Purpose I/O User Guide (UG-S10GPIO) for more information.

CAUSE: Attempted to connect a 3V I/O to a DDIO.

ACTION: Please do not try to use DDIOs with 3V I/Os in Stratix 10 devices.