Why do I see various errors when upgrading Arria 10 Native Fixed-Point DSP IP Core to v15.0?

Description

When you upgrade your design that contains an Arria 10 Native Fixed-Point DSP IP Core, you may see various errors.

Resolution

To work around this error, regenerating your design based on the requirement in the error message. This problem is scheduled to be fixed in a future version of the Quartus II software