ID:11809 <name> feature is not supported for the <name> device family.

CAUSE: The specified device family does not support the specified feature in the ALTERA_MULT_ADD megafunction. This error occurs when you instantiate a megafunction directly in a text file.

ACTION: Use the MegaWizard Plug-In Manager to regenerate the ALTERA_MULT_ADD megafunction with supported features for the specified device family.