flutter - 无法运行 flutter 运行。得到一些 androidx 错误

Question

我的 flutter 运行命令现在不起作用。它在4小时前工作。突然发生了什么事。我没有改变任何东西。只是添加了一些插件并删除了。因为它不支持我的 SDK 版本。已经浪费了这么多时间。请在这个问题上帮助我。

    Note: /Users/sunisha/Developement/flutter/.pub-cache/hosted/pub.dartlang.org/cloud_firestore-0.12.11/android/src/main/java/io/flutter/plugins/firebase/cloudfirestore/CloudFirestorePlugin.java uses or overrides a deprecated API.
Note: Recompile with -Xlint:deprecation for details.                    
Note: /Users/sunisha/Developement/flutter/.pub-cache/hosted/pub.dartlang.org/cloud_firestore-0.12.11/android/src/main/java/io/flutter/plugins/firebase/cloudfirestore/CloudFirestorePlugin.java uses unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.                      
Note: /Users/sunisha/Developement/flutter/.pub-cache/hosted/pub.dartlang.org/connectivity-0.4.6/android/src/main/java/io/flutter/plugins/connectivity/ConnectivityBroadcastReceiver.java uses or overrides a deprecated API.
Note: Recompile with -Xlint:deprecation for details.                    
Note: Some input files use or override a deprecated API.                
Note: Recompile with -Xlint:deprecation for details.                    
Note: Some input files use unchecked or unsafe operations.              
Note: Recompile with -Xlint:unchecked for details.                      
Note: Some input files use or override a deprecated API.                
Note: Recompile with -Xlint:deprecation for details.                    
Note: /Users/sunisha/Developement/flutter/.pub-cache/hosted/pub.dartlang.org/flutter_webview_plugin-0.3.0+2/android/src/main/java/com/flutter_webview_plugin/WebviewManager.java uses unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.                      
e: Supertypes of the following classes cannot be resolved. Please make sure you have the required dependencies in the classpath:
    class io.flutter.embedding.engine.plugins.FlutterPlugin.FlutterPluginBinding, unresolved supertypes: androidx.lifecycle.LifecycleOwner
                                                                        
e: /Users/sunisha/Developement/flutter/.pub-cache/hosted/pub.dartlang.org/in_app_update-1.1.11/android/src/main/kotlin/de/ffuf/in_app_update/InAppUpdatePlugin.kt: (8, 28): Unresolved reference: NonNull
e: /Users/sunisha/Developement/flutter/.pub-cache/hosted/pub.dartlang.org/in_app_update-1.1.11/android/src/main/kotlin/de/ffuf/in_app_update/InAppUpdatePlugin.kt: (55, 38): Unresolved reference: NonNull
e: /Users/sunisha/Developement/flutter/.pub-cache/hosted/pub.dartlang.org/in_app_update-1.1.11/android/src/main/kotlin/de/ffuf/in_app_update/InAppUpdatePlugin.kt: (57, 34): Unresolved reference: binaryMessenger
e: /Users/sunisha/Developement/flutter/.pub-cache/hosted/pub.dartlang.org/in_app_update-1.1.11/android/src/main/kotlin/de/ffuf/in_app_update/InAppUpdatePlugin.kt: (63, 40): Unresolved reference: NonNull

当我运行 Flutter channel 时；

Answer 1

您正在使用旧的 flutter 版本，通过执行以下命令更改为稳定 channel :

flutter channel stable

然后通过执行升级 flutter :

flutter upgrade

然后，您可以通过执行以下操作更新您的软件包:

flutter pub upgrade

https://flutter.dev/docs/development/tools/sdk/upgrading
https://flutter.dev/docs/development/tools/sdk/releases