O andré eu fiz como solicitou mas tive que executar como administrador no Power Shell deu certo porém agora quando eu usei o comando: PS C:\Users\junio\projeto\Android_Studio\Instalura> react-native run-android
apareceu erro na hora de BUILD:
Task :app:compileDebugJavaWithJavac FAILED
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
13 actionable tasks: 13 executed
FAILURE: Build failed with an exception.
What went wrong:
Execution failed for task ':app:compileDebugJavaWithJavac'.
Could not find tools.jar. Please check that C:\Program Files (x86)\Java\jre1.8.0_271 contains a valid JDK installation.
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
BUILD FAILED in 4m 12s
error Failed to install the app. Make sure you have the Android development environment set up: https://facebook.github.io/react-native/docs/getting-started.html#android-development-environment. Run CLI with --verbose flag for more details.
Error: Command failed: gradlew.bat app:installDebug -PreactNativeDevServerPort=8081
FAILURE: Build failed with an exception.
What went wrong:
Execution failed for task ':app:compileDebugJavaWithJavac'.
Could not find tools.jar. Please check that C:\Program Files (x86)\Java\jre1.8.0_271 contains a valid JDK installation.
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
BUILD FAILED in 4m 12s
at checkExecSyncError (child_process.js:635:11)
at execFileSync (child_process.js:653:15)
at runOnAllDevices (C:\Users\junio\projeto\Android_Studio\Instalura\node_modules\@react-native-community\cli-platform-android\build\commands\runAndroid\runOnAllDevices.js:74:39)
at buildAndRun (C:\Users\junio\projeto\Android_Studio\Instalura\node_modules\@react-native-community\cli-platform-android\build\commands\runAndroid\index.js:158:41)
at C:\Users\junio\projeto\Android_Studio\Instalura\node_modules\@react-native-community\cli-platform-android\build\commands\runAndroid\index.js:125:12
at processTicksAndRejections (internal/process/task_queues.js:97:5)
at async Command.handleAction (C:\Users\junio\projeto\Android_Studio\Instalura\node_modules\@react-native-community\cli\build\cliEntry.js:160:7)