iPhone/iPod Touch: Icon.png: icon dimensions (72 x 72) don't meet the size requirements. The icon file must be 57x57 pixels, in .png format

iPhone/iPod Touch: Icon.png: icon dimensions (72 x 72) don't meet the size requirements. The icon file must be 57x57 pixels, in .png format

Edit Project Settings -> Build -> uncheck Compress PNG Files，就可以了