我正试图开始运行我的react native项目.但我在运行react-native run-android命令时出现了这个错误.我在网上找到了很多解决方案，但都没用.
info Starting JS server...
info Installing the app...
> Configure project :app
Checking the license for package Android SDK Build-Tools 28.0.3 in /home/dipanshuchaubey/Android/Sdk/licenses
Warning: License for package Android SDK Build-Tools 28.0.3 not accepted.
Checking the license for package Android SDK Platform 28 in /home/dipanshuchaubey/Android/Sdk/licenses
Warning: License for package Android SDK Platform 28 not accepted.
FAILURE: Build failed with an exception.
* What went wrong:
A problem occurred configuring project ':app'.
> Failed to install the following Android SDK packages as some licences have not been accepted.
build-tools;28.0.3 Android SDK Build-Tools 28.0.3
platforms;android-28 Android SDK Platform 28
To build this project, accept the SDK license agreements and install the missing components using the Android Studio SDK Manager.
Alternatively, to transfer the license agreements from one workstation to another, see http://d.android.com/r/studio-ui/export-licenses.html
Using Android SDK: /home/dipanshuchaubey/Android/Sdk
* 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
3s内构建失败
error Failed to install the app. Please accept all necessary SDK licenses using SDK Manager: "$ANDROID_HOME/tools/bin/sdkmanager --licenses". Run CLI with --verbose flag for more details.
Error: Command failed: ./gradlew app:installDebug -PreactNativeDevServerPort=8081
FAILURE: Build failed with an exception.
* What went wrong:
A problem occurred configuring project ':app'.
> Failed to install the following Android SDK packages as some licences have not been accepted.
build-tools;28.0.3 Android SDK Build-Tools 28.0.3
platforms;android-28 Android SDK Platform 28
To build this project, accept the SDK license agreements and install the missing components using the Android Studio SDK Manager.
Alternatively, to transfer the license agreements from one workstation to another, see http://d.android.com/r/studio-ui/export-licenses.html
Using Android SDK: /home/dipanshuchaubey/Android/Sdk
* 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
3s内构建失败
at checkExecSyncError (child_process.js:616:11)
at execFileSync (child_process.js:634:15)
at runOnAllDevices (/home/dipanshuchaubey/Documents/practice/native/node_modules/@react-native-community/cli-platform-android/build/commands/runAndroid/runOnAllDevices.js:75:39)
at buildAndRun (/home/dipanshuchaubey/Documents/practice/native/node_modules/@react-native-community/cli-platform-android/build/commands/runAndroid/index.js:137:41)
at /home/dipanshuchaubey/Documents/practice/native/node_modules/@react-native-community/cli-platform-android/build/commands/runAndroid/index.js:103:12
at processTicksAndRejections (internal/process/task_queues.js:89:5)
at async Command.handleAction (/home/dipanshuchaubey/Documents/practice/native/node_modules/react-native/node_modules/@react-native-community/cli/build/cliEntry.js:160:7)
如何解决这个问题.
提前感谢:)