ID:15027 PLL "<name>" has parameter <name> with illegal value <number> -- value must be an increment of <number>

CAUSE: The specified PLL has the specified illegal value for the specified parameter. The value for the specified parameter must be an increment of the specified value.

ACTION: Specify a legal increment 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.