I'm using literally the code snippet of the blog article just with another URL. But even with the URL of the blog article it is not working. The following code is copied from the description box. <audio controls="controls"><source src="http://downloads.esri.com/agol/labs/maptour/horse.mp3" type="audio/mpeg"></audio> I get this error message (unfortunately in german), even if the audio element is empty. (<audio></audio>)
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