Error: Uncaught TypeError: Cannot read properties of null (reading 'attributes')

[heekyu-pu]

• http-streaming/src/playlist-controller.js

  Lines 429 to 450 in 33c61b7

  	switchMedia_(playlist, cause, delay) {
  	const oldMedia = this.media();
  	const oldId = oldMedia && (oldMedia.id || oldMedia.uri);
  	const newId = playlist && (playlist.id || playlist.uri);
  	if (oldId && oldId !== newId) {
  	this.logger_(`switch media ${oldId} -> ${newId} from ${cause}`);
  	const metadata = {
  	renditionInfo: {
  	id: newId,
  	bandwidth: playlist.attributes.BANDWIDTH,
  	resolution: playlist.attributes.RESOLUTION,
  	codecs: playlist.attributes.CODECS
  	},
  	cause
  	};
  	this.trigger({type: 'renditionselected', metadata});
  	this.tech_.trigger({type: 'usage', name: `vhs-rendition-change-${cause}`});
  	}
  	this.mainPlaylistLoader_.media(playlist, delay);
  	}

• console error occurs at line 439

Uncaught TypeError: Cannot read properties of null (reading 'attributes')
    at PlaylistController.switchMedia_ (video.es.js:52054:31)
    at PlaylistController.fastQualityChange_ (video.es.js:52668:10)

Reproduce step:

• Play one video
• After that video ended, play the second video
• Error occurs just after video changed

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