java.util.MissingFormatArgumentException when function name matches Color object method name (ARGB)

[EmilyGraceSeville7cf]

program Test; 

uses
  Crt;


function ARGB(a, r, g, b: integer) : integer;

var
  generator: android_graphics_Color;


begin
  ARGB := generator.argb(a, r, g, b);
end; 

begin
end.