jwplayer上的自定义错误

Question

我正在尝试以下工作

convert(String,ex)

我尝试了以下代码，从我那里收集来的是什么呢？

https://developer.jwplayer.com/jw-player/demos/basic/custom-error/

由于showerror.mp3不存在并且应该自动跳转到错误视频并播放

，所以应该会射击错误

    <script src="//content.jwplatform.com/libraries/wr6i4gal.js"></script>
    <script src="//s3.amazonaws.com/support-static.jwplayer.com/staging/modernizr.js"></script>
    <script type="text/javascript">
                    // jwplayer.key="sXW0XA1MksiJ6hYVNHKJFCtOB4qTihu2B0xyTyZoMiA=";
                    jwplayer.key = 'sXW0XA1MksiJ6hYVNHKJFCtOB4qTihu2B0xyTyZoMiA=';</script><div id="video">
                </div>
                <script type="text/javascript">
                    jwplayer('video').setup({
                        'skin': 'bekle',
                        logo: {
                            file: '',
                            position: 'top-right',
                            hide: false

                        },
                        'file': "http://blahblah.com/showerror.mp4",
                        'title': '',
                        'aspectratio': '16:9',
                        stretching: 'exactfit',
                        'bufferlength': '5',
                        'height': '400px',
                        'width': '620px',
                        'primary': 'html5',
                        'autostart': 'true',
                        'sharing':'false',
                        'wmode': 'opaque',
                        'image': '',
                        'abouttext': '',
                        'aboutlink': ''
                    });
player.on('error', function() {
  player.load({
    file:"//content.jwplatform.com/videos/7RtXk3vl-52qL9xLP.mp4",
    image:"//content.jwplatform.com/thumbs/7RtXk3vl-480.jpg"
  });
  player.play();
});
                </script>

但不是播放视频，它只是显示错误消息，如往常一样，我如何解决此问题？我遵循了指南