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MissingPluginException(在初始化通道 better_player_channel 上找不到方法的实现)

即使我从 better_player 文档复制了示例,我仍然收到以下错误。我确保我的 Android 目标是 31,kotlin 是 1.5+,并且启用了互联网权限。这是我的颤动版本:

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\xe2\x9e\x9c drm_player git:(main) \xe2\x9c\x97 flutter --version

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Flutter 2.8.1 \xe2\x80\xa2 通道稳定 \xe2\x80\xa2 https://github.com/flutter/flutter.git \n框架 \xe2\x80\xa2 修订版 77d935af4d(6 周前) \xe2\x80 \xa2 2021-12-16 08:37:33 -0800\n引擎 \xe2\x80\xa2 修订版 890a5fca2e\n工具 \xe2\x80\xa2 Dart 2.15.1

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这是我正在努力解决的代码:

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import \'package:better_player/better_player.dart\';\nimport \'package:drm_player/constants.dart\';\nimport \'package:flutter/material.dart\';\n\nclass WidevinePlayer extends StatefulWidget {\n  const WidevinePlayer({Key? key}) : super(key: key);\n\n  @override\n  _WidevinePlayerState createState() => _WidevinePlayerState();\n}\n\nclass _WidevinePlayerState extends State<WidevinePlayer> {\n  late BetterPlayerController _widevineController;\n\n  @override\n  void initState() {\n    setUpWidvineController();\n    super.initState();\n  }\n\n  void setUpWidvineController() async {\n    BetterPlayerConfiguration betterPlayerConfig …
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android-video-player flutter flutter-video-player

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