3D FlipBook - my flipbook is not loading

Here is a link: https://theparklander.com/3d-flip-book/may-2024/

I have some uncaught errors:
Uncaught (in promise) TypeError: Cannot read properties of null (reading 'plugin') at Object.renderFullscreen [as fullscreen] (client.min.js?ver=1.16.2:1:109663) at render (client.min.js?ver=1.16.2:1:94780) at renderInstances (client.min.js?ver=1.16.2:1:110512) at client.min.js?ver=1.16.2:1:96164 at async Promise.all (may-2024/index 0)Understand this error 4Third-party cookie will be blocked in future Chrome versions as part of Privacy Sandbox.Understand this warning may-2024/:1 Uncaught (in promise) Error: A listener indicated an asynchronous response by returning true, but the message channel closed before a response was received