ID:21217 ALTERA_CRCERROR_VERIFY megafunction is not instantiated for <pname> primitive instance "<iname>".

CAUSE: You did not instantiate the ALTERA_CRCERROR_VERIFY megafunction in the path of the specified atom. You cannot use the crcblock atom without instantiating the ALTERA_CRCERROR_VERIFY megafunction.

ACTION: You must instantiate the ALTERA_CRCERROR_VERIFY megafunction in the path of the specified atom.