ID:11812 Invalid setting: <name> and <name> can only be used when <name> is enabled. To use <name> or <name>, please enable <name>

CAUSE: The specified parameter value is illegal. This error occurs when you instantiate a megafunction directly in a text file rather.

ACTION: Use the MegaWizard Plug-In Manager to regenerate the ALTERA_MULT_ADD megafunction with a legal parameter value.