ID:15511 Port <name> of enhanced PLL "<name>" cannot feed more than <number> output pins

CAUSE: The specified port of the specified enhanced PLL drives more than the specified number of output pins. However, the enhanced PLL cannot feed more than the specified number of output pins. This error usually occurs when you instantiate a megafunction directly in a text file rather than using the MegaWizard Plug-In Manager .

ACTION: Modify the design so that the enhanced PLL does not feed more than the specified number of output pins.