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我已经将颤振添加到我现有的 Android 中，主要问题是如果我先进行任何更改，我必须运行颤振模块然后运行 ​​Android 模块。然后只有我可以看到更改。

为了解决这个问题，我们可以使用附加颤振模块

$flutter attach

分级类路径：

classpath 'com.android.tools.build:gradle:3.3.2'

当我通过按下我的应用程序进行热重载时会R 崩溃并显示以下日志

03-13 20:11:26.367 2990-14819/? E/InputManager-JNI: sysfs_write : Error opening /sys/class/input/event14/device/enabled: 0 03-13 20:11:26.547 2990-4746/? E/MotionRecognitionService:  handler : SCREEN_OFF end  03-13 20:11:26.712 2990-3012/? E/GpsLocationProvider: sExerciseIterface is not available 03-13 20:11:27.822 2990-6918/? E/AppWidgetServiceImpl: error in getAllWidgets
    java.lang.NullPointerException: Attempt to read from field 'android.appwidget.AppWidgetProviderInfo com.android.server.appwidget.AppWidgetServiceImpl$Provider.info' on a null object reference
        at com.android.server.appwidget.AppWidgetServiceImpl.getAllWidgets(AppWidgetServiceImpl.java:2078)
        at a.Q.getAllWidgets(Unknown Source)
        at a.c.c(Unknown Source)
        at a.c.e(Unknown Source)
        at a.B.D(Unknown Source)
        at a.B.c(Unknown Source)
        at a.D.run(Unknown Source)
        at android.os.Handler.handleCallback(Handler.java:739)
        at android.os.Handler.dispatchMessage(Handler.java:95)
        at android.os.Looper.loop(Looper.java:145)
        at android.os.HandlerThread.run(HandlerThread.java:61) 03-13 20:11:30.442 2990-14874/? E/InputManager-JNI: sysfs_write : Error opening /sys/class/input/event14/device/enabled: 1 03-13 20:11:30.482 2990-4768/? E/native: do suspend false 03-13 20:11:30.497 2990-3012/? E/GpsLocationProvider: sExerciseIterface is not available 03-13 20:11:34.562 14643-14774/com.manash.purplle E/DartVM: ../../third_party/dart/runtime/vm/object.h: 8736: error: Handle check failed: saw Instance of 'HomePage' expected Closure
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