6 In Baiada Poultry Pty Ltd v The Queen [2012] HCA 14; (2012) 246 CLR 92, French CJ, Gummow, Hayne and Crennan JJ reiterated that an appellate court must undertake the task of determining whether to apply the proviso to the Australian common form criminal appeal statute in the same manner as it would decide whether the verdict of the jury should be set aside on the ground that it is unreasonable or cannot be supported having regard to the evidence [27]. The task of determining whether no substantial miscarriage of justice has actually occurred must be undertaken on the whole of the trial record including the jury's verdict of guilty [27]. Their Honours then made two further points. First, the appellate court, in assessing the significance to be given to the jury's verdict of guilty, must pay proper regard to the issues the jury were directed to decide in order to arrive at a verdict of guilty [28]. Secondly, the statement by Gleeson CJ, Gummow, Kirby, Hayne, Callinan and Heydon JJ in Weiss v The Queen [2005] HCA 81; (2005) 224 CLR 300 [44], that the proviso cannot be engaged 'unless the appellate court is persuaded that the evidence properly admitted at trial proved, beyond reasonable doubt, the accused's guilt of the offence on which the jury returned its verdict of guilty', is a negative proposition [29]. The statement enunciates a necessary but not sufficient condition for the application of the proviso. French CJ, Gummow, Hayne and Crennan JJ observed in Baiada Poultry: