3D FlipBook - Multiple flipbook on a page, not displaying on iphone

https://prnt.sc/gZT2PInMSlHP Error: A problem repeatedly occured when multiple flipbook instance is being displayed in a page. Here's the link https://www.siena.vic.edu.au/news-and-events/test-pdf?x-craft-preview=rEinPBkrAO&token=TqmMLFWNJ9BE2MUD1g5aTshrCrPX4xKz . Sometimes it does not display at all.