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Java 不能跑飞医生执照_Java_Android_Flutter_Sdk_Flutter Doctor - Fatal编程技术网

Java 不能跑飞医生执照

Java 不能跑飞医生执照,java,android,flutter,sdk,flutter-doctor,Java,Android,Flutter,Sdk,Flutter Doctor,编辑1: 我尝试重新安装sdk(完全从appdata/android/sdk删除文件后)。它有点工作,但现在出现了新的错误: C:\Users\USER>flutter doctor Doctor summary (to see all details, run flutter doctor -v): [√] Flutter (Channel stable, 2.0.6, on Microsoft Windows [Version 10.0.19042.928], locale en-U

编辑1:

我尝试重新安装sdk(完全从appdata/android/sdk删除文件后)。它有点工作,但现在出现了新的错误:

C:\Users\USER>flutter doctor
Doctor summary (to see all details, run flutter doctor -v):

[√] Flutter (Channel stable, 2.0.6, on Microsoft Windows [Version 10.0.19042.928], locale en-US)

[!] 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

[√] VS Code (version 1.56.1)

[√] Connected device (2 available)

! Doctor found issues in 1 category.

C:\Users\USER>flutter doctor --android-licenses

Error: Could not find or load main class J\AppData\Local\Android\Sdk\cmdline-tools\latest\bin\\..
Caused by: java.lang.ClassNotFoundException: J\AppData\Local\Android\Sdk\cmdline-tools\latest\bin\\//
C:\Users\USER>flatter-doctor-android许可证
线程“main”java.lang.NoClassDefFoundError中出现异常:javax/xml/bind/annotation/XmlSchema
位于com.android.repository.api.SchemaModule$SchemaModule版本。(SchemaModule.java:156)
位于com.android.repository.api.SchemaModule(SchemaModule.java:75)
位于com.android.sdklib.repository.AndroidSdkHandler.(AndroidSdkHandler.java:81)
位于com.android.sdklib.tool.sdkmanager.sdkmanagerli.main(sdkmanagerli.java:73)
位于com.android.sdklib.tool.sdkmanager.sdkmanagerli.main(sdkmanagerli.java:48)
原因:java.lang.ClassNotFoundException:javax.xml.bind.annotation.XmlSchema
位于java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:581)
位于java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178)
位于java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522)
... 还有5个

经过大量搜索和大量不同类型的错误(包括环境变量错误和java错误),我刚刚卸载了android studio、java和Flatter文件 删除了appdatas等并重新安装,现在一切正常

我知道这不是一个好的解决方案,但如果其他方法都失败了,有人可以尝试一下。 thks

这个问题的关键似乎是Android SDK路径中的空格,例如,如果您在windows上的用户名是“John Smith”,它将无法检测到Android SDK。解决方案是将“C:\Users\John Smith\AppData\Local\Android\Sdk”移动到一个没有空格的路径,例如“C:\Android\Sdk”。然后运行以下命令

C:\Users\USER>flutter doctor --android-licenses
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
PS:对于显示“[!]Android Studio(未安装)”的相关问题,请运行以下命令手动将其指向默认的Android Studio安装位置

flutter config --android-sdk "C:\Android\Sdk"

这回答了你的问题吗?不,我已经试过了。
flutter config --android-studio-dir "C:\Program Files\Android\Android Studio"