IMA SDK Error : Uncaught TypeError: this.adsManager is undefined

[alamboley]

Hello,

Since the library on the cdn seems to not be available https://cdn.jsdelivr.net/npm/@azerion/h5-ad-wrapper@latest/build/h5-ad-wrapper.umd.js I grab it via npm install @azerion/h5-ad-wrapper.

I'm using CreateJS, and this is my code:

<!-- in my index.html -->
<script type="text/javascript" src="//imasdk.googleapis.com/js/sdkloader/ima3.js"></script>
<script type="text/javascript" src="js/h5-ad-wrapper/h5-ad-wrapper.umd.js"></script>

// in my Main.js
var provider = new h5ads.Ima3(canvas, 'https://pubads.g.doubleclick.net/gampad/ads?sz=640x480&iu=/124319096/external/single_ad_samples&ciu_szs=300x250&impl=s&gdfp_req=1&env=vp&output=vast&unviewed_position_start=1&correlator' );
h5ads.adWrapper.setAdProvider(provider);

// then later 
h5ads.adWrapper.showAd();

In the browser console I've:

Any ideas? It seems onAdManagerLoader is never called.