HarmonyOS鸿蒙Next中AVPlayer播放器报5400102错误码

HarmonyOS鸿蒙Next中AVPlayer播放器报5400102错误码 这是错误信息， 我在模拟器运行的。PlayerPageInvoke avPlayer failed, code is 5400102, message is Operate Not Permit: operation not be permitted

import display from '@ohos.display'
import media from '@ohos.multimedia.media';

@Entry
@Component
export struct VideoPlayerPage {
  private count: number = 0;
  private avPlayer;
  private surfaceId: string = ''
  xcomponentController: XComponentController = new XComponentController()
  @State playerHeight: number = 180
  playerWidthPx: number;
  playerHeightPx: number;
  playTestUrl: string = "http://playertest.longtailvideo.com/adaptive/bipbop/gear4/prog_index.m3u8";

  aboutToAppear() {
    this.playerWidthPx = display.getDefaultDisplaySync().width;
    this.playerHeightPx = this.playerWidthPx * 9 / 16
    this.playerHeight = px2vp(this.playerHeightPx);
  }

  // 以下demo为使用fs文件系统打开沙箱地址获取媒体文件地址并通过url属性进行播放示例
  async avPlayerUrlDemo() {
    // 创建avPlayer实例对象
    this.avPlayer = await media.createAVPlayer();
    // 创建状态机变化回调函数
    this.setAVPlayerCallback();
    // 通过UIAbilityContext获取沙箱地址filesDir，以下为Stage模型获方式，如需在FA模型上获取请参考《访问应用沙箱》获取地址
    // 打开相应的资源文件地址获取fd，并为url赋值触发initialized状态机上报
    this.avPlayer.url = this.playTestUrl;
  }

  // 注册avplayer回调函数
  setAVPlayerCallback() {
    // seek操作结果回调函数
    this.avPlayer.on('seekDone', (seekDoneTime) => {
      console.info('#VideoPlayerPage' + `AVPlayer seek succeeded, seek time is ${seekDoneTime}`);
    })
    // error回调监听函数,当avPlayer在操作过程中出现错误时调用reset接口触发重置流程
    this.avPlayer.on('error', (err) => {
      console.error('#VideoPlayerPage' + `Invoke avPlayer failed, code is ${err.code}, message is ${err.message}`);
      this.avPlayer.reset(); // 调用reset重置资源，触发idle状态
    })
    // 状态机变化回调函数
    this.avPlayer.on('stateChange', async (state, reason) => {
      switch (state) {
        case 'idle': // 成功调用reset接口后触发该状态机上报
          console.info('#VideoPlayerPage' + 'AVPlayer state idle called.');
          this.avPlayer.release(); // 调用release接口销毁实例对象
          break;
        case 'initialized': // avplayer 设置播放源后触发该状态上报
          console.info('AVPlayerstate initialized called.');
          this.avPlayer.surfaceId = this.surfaceId; // 设置显示画面，当播放的资源为纯音频时无需设置
          this.avPlayer.prepare().then(() => {
            console.info('#VideoPlayerPage' + 'AVPlayer prepare succeeded.');
          }, (err) => {
            console.error('#VideoPlayerPage' + `Invoke prepare failed, code is ${err.code}, message is ${err.message}`);
          });
          break;
        case 'prepared': // prepare调用成功后上报该状态机
          console.info('#VideoPlayerPage' + 'AVPlayer state prepared called.');
          this.avPlayer.play(); // 调用播放接口开始播放
          break;
        case 'playing': // play成功调用后触发该状态机上报
          console.info('#VideoPlayerPage' + 'AVPlayer state playing called.');
          if (this.count !== 0) {
            console.info('#VideoPlayerPage' + 'AVPlayer start to seek.');
            this.avPlayer.seek(this.avPlayer.duration); //seek到视频末尾
          } else {
            this.avPlayer.pause(); // 调用暂停接口暂停播放
          }
          this.count++;
          break;
        case 'paused': // pause成功调用后触发该状态机上报
          console.info('#VideoPlayerPage' + 'AVPlayer state paused called.');
          this.avPlayer.play(); // 再次播放接口开始播放
          break;
        case 'completed': // 播放结束后触发该状态机上报
          console.info('#VideoPlayerPage' + 'AVPlayer state completed called.');
          this.avPlayer.stop(); //调用播放结束接口
          break;
        case 'stopped': // stop接口成功调用后触发该状态机上报
          console.info('#VideoPlayerPage' + 'AVPlayer state stopped called.');
          this.avPlayer.reset(); // 调用reset接口初始化avplayer状态
          break;
        case 'released':
          console.info('#VideoPlayerPage' + 'AVPlayer state released called.');
          break;
        default:
          console.info('#VideoPlayerPage' + 'AVPlayer state unknown called.');
          break;
      }
    })
  }

  build() {
    Column() {
      RelativeContainer() {
        XComponent({
          id: 'xcomponent',
          type: 'surface',
          controller: this.xcomponentController
        })
          .onLoad(() => {
            this.xcomponentController.setXComponentSurfaceSize({
              // surfaceWidth: this.playerWidthPx,
              // surfaceHeight: this.playerHeight
              surfaceWidth:1920,surfaceHeight:1080
            });
            this.surfaceId = this.xcomponentController.getXComponentSurfaceId()
            this.avPlayerUrlDemo()
          })
          .alignRules({
            left: { anchor: '__container__', align: HorizontalAlign.Start },
            top: { anchor: '__container__', align: VerticalAlign.Top }
          })
          .width('100%')
          .height('100%')
          .id('video_player')
      }.width('100%')
      .height(this.playerHeight)
      .backgroundColor('#000000')
    }.width('100%')
    .height('100%')
  }
}