解决attempted to register plugin but it was already registered with this flutterengine

最新推荐文章于 2024-11-14 16:39:10 发布

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最新推荐文章于 2024-11-14 16:39:10 发布 · 2.3k 阅读

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文章标签：

#flutter #flutterengine #flutter plugin #android

更新Flutter版本后，App出现闪退问题。错误信息显示插件重复注册。通过调整MainActivity配置解决了问题。

场景

Flutter版本更新后，运行出现以下问题，App闪退。

W/FlutterEngineCxnRegstry(10678): Attempted to register plugin (io.flutter.embedding.engine.plugins.shim.ShimPluginRegistry$ShimRegistrarAggregate@3777b26) but it was already registered with this FlutterEngine (io.flutter.embedding.engine.FlutterEngine@6c93367).
E/AndroidRuntime(10678): FATAL EXCEPTION: main
E/AndroidRuntime(10678): Process: com.example.firstflutterapp, PID: 10678
E/AndroidRuntime(10678): java.lang.RuntimeException: Unable to start activity ComponentInfo{
   
   com.example.firstflutterapp/com.example.firstflutterapp.MainActivity}: java.lang.NullPointerException: Attempt to invoke interface method 'void io.flutter.plugin.common.BinaryMessenger.setMessageHandler(java.lang.String, io.flutter.plugin.common.BinaryMessenger$BinaryMessageHandler)' on a null object reference
E/AndroidRuntime(10678):  at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3898)
E/AndroidRuntime(10678):  at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:4081)
E/AndroidRuntime(10678):  at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:91)
E/AndroidRuntime(10678):  at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:149)<