Warning 171167: Found Invalid Fitter assignments

Description

Due to a problem in the Intel® Quartus® Prime Pro Edition Software version 21.4 and earlier, you may see this warning when using VERIFIED_GRAY_CODED_BUS_DESTINATIONS assignments on gray-coded registers.

Resolution

You may ignore these warnings; this problem was fixed in version 22.1 of Intel® Quartus® Prime Pro Edition Software.