Critical Issue
Description
Due to a problem in the Intel® Quartus® Prime Software version 16.1.2 and following, you may see the above error when generating the Low Latency 40G Ethernet KR4 IP core for Arria® 10.
Resolution
You may safely ignore this error, the IP will still generate and function properly.
This problem is fixed starting in version 17.0 of the Quartus Prime Software.