编译器未看到Spring4D TMultiMap重载构造函数(错误E2250)

uses
  Spring4D,
  Spring4D.Collections;

uses
  Spring4D,
  Spring4D.Collections;

program TMultiMapExample;

uses
  Spring4D,
  Spring4D.Collections;

var
  MultiMap: ISpringMultiMap<string, string>;
begin
  MultiMap :=TSpringMultiMap<string, string>.Create;
  try
    MultiMap.Add('key1', 'value1');
    MultiMap.Add('key1', 'value2');
    MultiMap.Add('key2', 'value3');

    for var Key in MultiMap.Keys do
    begin
      WriteLn(Key + ': ');
      for var Value in MultiMap.Items(Key) do
      begin
        WriteLn('  ' + Value);
      end;
    end;
  finally
    MultiMap.Free;
  end;
end.