ID:15029 PLL "<name>" has parameter <name> with illegal value <number> -- only value <number> is legal

CAUSE: The specified parameters of the specified PLL has the specified illegal value. The value for the specified parameter can be only the specified legal value.

ACTION: Specify the legal value for the specified parameter. If you are using an EDA tool, contact the technical support for the EDA tool regarding this message. For further assistance contact Intel Technical Support by creating a Service Request at www.altera.com/mysupport.