type
  TForm1 = class(TForm)
    Button1: TButton;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;var
  Form1: TForm1;implementation{$R *.DFM}procedure TForm1.Button1Click(Sender: TObject);
var
  form: TComponent;
begin
  form := TComponentClass(FindClass('TForm1')).Create(nil);
end;出错,提示 Class TForm1 not Found.为什么???