刚接触rn，新建项目启动报错，有哪位大佬帮忙看一下

[Jonesy-1212]

FAILURE: Build failed with an exception.

• What went wrong: Execution failed for task ':app:compileDebugJavaWithJavac'.

  Compilation failed; see the compiler error output for details.

• Try: Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

• Get more help at https://help.gradle.org

Deprecated Gradle features were used in this build, making it incompatible with Gradle 6.0. Use '--warning-mode all' to show the individual deprecation warnings. See https://docs.gradle.org/5.4.1/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 4s 12 actionable tasks: 1 executed, 11 up-to-date error Could not install the app on the device, read the error above for details. Make sure you have an Android emulator running or a device connected and have set up your Android development environment: https://facebook.github.io/react-native/docs/getting-started.html error Command failed: ./gradlew app:installDebug.

[sunnylqm]

往上面一点截图

[Jonesy-1212]

往上面一点截图

[Jonesy-1212]

(node:82155) Warning: Accessing non-existent property 'padLevels' of module exports inside circular dependency (Use node --trace-warnings ... to show where the warning was created) info Starting JS server... info Building and installing the app on the device (cd android && ./gradlew app:installDebug)...

Task :app:compileDebugJavaWithJavac FAILED /Applications/my-project/AwesomeProject/android/app/src/main/java/com/awesomeproject/MainApplication.java:5: 错误: 程序包com.facebook.react不存在 import com.facebook.react.ReactApplication; ^ /Applications/my-project/AwesomeProject/android/app/src/main/java/com/awesomeproject/MainApplication.java:6: 错误: 程序包com.facebook.react不存在 import com.facebook.react.ReactNativeHost; ^ /Applications/my-project/AwesomeProject/android/app/src/main/java/com/awesomeproject/MainApplication.java:7: 错误: 程序包com.facebook.react不存在 import com.facebook.react.ReactPackage; ^ /Applications/my-project/AwesomeProject/android/app/src/main/java/com/awesomeproject/MainApplication.java:8: 错误: 程序包com.facebook.react.shell不存在 import com.facebook.react.shell.MainReactPackage; ^ /Applications/my-project/AwesomeProject/android/app/src/main/java/com/awesomeproject/MainApplication.java:9: 错误: 程序包com.facebook.soloader不存在 import com.facebook.soloader.SoLoader; ^ /Applications/my-project/AwesomeProject/android/app/src/main/java/com/awesomeproject/MainApplication.java:14: 错误: 找不到符号 public class MainApplication extends Application implements ReactApplication { ^ 符号: 类 ReactApplication /Applications/my-project/AwesomeProject/android/app/src/main/java/com/awesomeproject/MainApplication.java:16: 错误: 找不到符号 private final ReactNativeHost mReactNativeHost = new ReactNativeHost(this) { ^ 符号: 类 ReactNativeHost 位置: 类 MainApplication /Applications/my-project/AwesomeProject/android/app/src/main/java/com/awesomeproject/MainApplication.java:36: 错误: 找不到符号 public ReactNativeHost getReactNativeHost() { ^ 符号: 类 ReactNativeHost 位置: 类 MainApplication /Applications/my-project/AwesomeProject/android/app/src/main/java/com/awesomeproject/MainActivity.java:3: 错误: 程序包com.facebook.react不存在 import com.facebook.react.ReactActivity; ^ /Applications/my-project/AwesomeProject/android/app/src/main/java/com/awesomeproject/MainActivity.java:5: 错误: 找不到符号 public class MainActivity extends ReactActivity { ^ 符号: 类 ReactActivity /Applications/my-project/AwesomeProject/android/app/src/main/java/com/awesomeproject/MainApplication.java:16: 错误: 找不到符号 private final ReactNativeHost mReactNativeHost = new ReactNativeHost(this) { ^ 符号: 类 ReactNativeHost 位置: 类 MainApplication /Applications/my-project/AwesomeProject/android/app/src/main/java/com/awesomeproject/MainApplication.java:35: 错误: 方法不会覆盖或实现超类型的方法 @Override ^ /Applications/my-project/AwesomeProject/android/app/src/main/java/com/awesomeproject/MainApplication.java:43: 错误: 找不到符号 SoLoader.init(this, / native exopackage / false); ^ 符号: 变量 SoLoader 位置: 类 MainApplication /Applications/my-project/AwesomeProject/android/app/src/main/java/com/awesomeproject/MainActivity.java:11: 错误: 方法不会覆盖或实现超类型的方法 @Override ^ 14 个错误

FAILURE: Build failed with an exception.

• What went wrong: Execution failed for task ':app:compileDebugJavaWithJavac'.

  Compilation failed; see the compiler error output for details.

• Try: Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

• Get more help at https://help.gradle.org

Deprecated Gradle features were used in this build, making it incompatible with Gradle 6.0. Use '--warning-mode all' to show the individual deprecation warnings. See https://docs.gradle.org/5.4.1/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 3s 12 actionable tasks: 1 executed, 11 up-to-date error Could not install the app on the device, read the error above for details. Make sure you have an Android emulator running or a device connected and have set up your Android development environment: https://facebook.github.io/react-native/docs/getting-started.html error Command failed: ./gradlew app:installDebug. Run CLI with --verbose flag for more details.

[sunnylqm]

看一下环境信息 npx react-native info

[Jonesy-1212]

看一下环境信息 npx react-native info

[sunnylqm]

新建的项目为啥rn版本是0.59？

[Jonesy-1212]

新建的项目为啥rn版本是0.59？

因为公司项目版本是0.59.10，所以我新建了一样版本的rn😂

[sunnylqm]

你是用as打开过项目，然后升级过gradle？

[Jonesy-1212]

你是用as打开过项目，然后升级过gradle？

我用的as打开，然后在as下的Contents/gradle 换个3、5、6的版本。都是报错

[sunnylqm]

不要更改gradle版本