ID:84012 Parameter error: In altmult_add megafunction, <name> parameter has illegal value <text>

CAUSE: You specified an illegal value for the specified parameter of the altmult_add megafunction. The value of the specified parameter must be set to a legal value. This error usually occurs when you instantiate a megafunction directly in a text file rather than using the MegaWizard Plug-In Manager .

ACTION: Change the value of the specified parameter to CLOCK0 or UNREGISTERED. To avoid receiving this message in the future, Intel recommends using the MegaWizard Plug-In Manager.