Flutter.io Android License Status Unknown

 

Doctor summary (to see all details, run flutter doctor -v):
[√] Flutter (Channel stable, 2.2.0, on Microsoft Windows [Version 10.0.19043.985], locale ko-KR)
[!] Android toolchain - develop for Android devices (Android SDK version 30.0.3)
    X Android license status unknown.
      Run `flutter doctor --android-licenses` to accept the SDK licenses.
      See https://flutter.dev/docs/get-started/install/windows#android-setup for more details.
[√] Chrome - develop for the web
[√] Android Studio (version 4.1.0)
[√] IntelliJ IDEA Ultimate Edition (version 2019.3)
[√] VS Code, 64-bit edition (version 1.56.2)
[√] Connected device (2 available)

위와같이 나오고나서 

 

flutter doctor --android-licenses

 

를 실행하면 

 

Exception in thread "main" java.lang.NoClassDefFoundError: javax/xml/bind/annotation/XmlSchema
        at com.android.repository.api.SchemaModule$SchemaModuleVersion.<init>(SchemaModule.java:156)
        at com.android.repository.api.SchemaModule.<init>(SchemaModule.java:75)
        at com.android.sdklib.repository.AndroidSdkHandler.<clinit>(AndroidSdkHandler.java:81)
        at com.android.sdklib.tool.sdkmanager.SdkManagerCli.main(SdkManagerCli.java:73)
        at com.android.sdklib.tool.sdkmanager.SdkManagerCli.main(SdkManagerCli.java:48)
Caused by: java.lang.ClassNotFoundException: javax.xml.bind.annotation.XmlSchema
        at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:581)
        at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178)
        at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522)
        ... 5 more

 

이런식으로 에러가 뜨는 경우 

 

 

 

안드로이드 스튜디오 설정에서 sdk 로 검색후  sdk tool에서 android sdk command-line tools (latest) 체크로 추가

(Android SDK Tools (obsolate)를 추가해주면 된다는 이야기도 있지만 본인은 추가된 상태에서 이러가 났었다. ) 

 

 

출처 - https://stackoverflow.com/questions/49758849/flutter-io-android-license-status-unknown