IDROM IOPorts is 2 but MD IOPort NumInstances is 3, inconsistent

package r01e_x16card is
		-- r01e_x16 card specific info
		constant ClockHigh: integer := ClockHigh90;
		constant ClockMed: integer := ClockMed90;
		constant ClockLow: integer := ClockLow90;
		constant BoardNameLow : std_Logic_Vector(31 downto 0) := BoardNameMESA;
		constant BoardNameHigh : std_Logic_Vector(31 downto 0) := BoardName9R01E;
		constant FPGASize: integer := 16;
		constant FPGAPins: integer := 256;
		constant IOPorts: integer := 2;
		constant IOWidth: integer := 38;
		constant PortWidth: integer := 19;
		constant LIOWidth: integer := 0; -- just txen on rev c cards
		constant LEDCount: integer := 2;
		constant	SepClocks: boolean := true;
		constant OneWS: boolean := false;

end package r01e_x16card;