<!DOCTYPE html>
<html lang="en-US">
<body>
<video style="width:100%;height:330px" onstalled="myFunction()" controls>
<source src="blabla.mp4" type="video/mp4">
</video>
<script>
function myFunction(){
alert("Unable to fetch the media data");
}
</script>
<p><strong>Note</strong> : We don't have blabla.mp4.</p> </body>
</html>