videoJS总是在加载video player is loading

Question

像是两个loadin转圈。。
还会报错
video.min.js:12 VIDEOJS: ERROR: DOMException: Failed to set the 'duration' property on 'MediaSource': The 'updating' attribute is true on one or more of this MediaSource's SourceBuffers.
这个是视频源的关系么。可以监听这个错误么