一次Dagger错误

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今天使用dagger时遇到一个错误,提示完全不知所云

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D:\Project\AS\Label\app\src\main\java\com\xxx\xxx\label\LabelApp.java:44: 错误: 找不到符号  
import com.xxx.xxx.label.di.component.DaggerAppComponent;  
                                           ^
  符号:   类 DaggerAppComponent
  位置: 程序包 com.xxx.xxx.label.di.component
D:\Project\AS\Label\app\src\main\java\com\xxx\xxx\label\di\component\AppComponent.java:36: 错误: [Dagger/MapKeys] [dagger.android.AndroidInjector.inject(T)] The same map key is bound more than once for java.util.Map<java.lang.Class<? extends androidx.fragment.app.Fragment>,javax.inject.Provider<dagger.android.AndroidInjector.Factory<? extends androidx.fragment.app.Fragment>>>
public interface AppComponent {
       ^
      @Binds @dagger.multibindings.IntoMap @dagger.android.support.FragmentKey(com.xxx.xxx.label.ui.fragment.menu.MenuFragment.class) dagger.android.AndroidInjector.Factory<? extends androidx.fragment.app.Fragment> com.xxx.xxx.label.ui.fragment.product.item.ItemInfoFragmentProvider_ProvideMenuFragmentFactory.bindAndroidInjectorFactory(com.xxx.xxx.label.ui.fragment.product.item.ItemInfoFragmentProvider_ProvideMenuFragmentFactory.MenuFragmentSubcomponent.Builder)
      @Binds @dagger.multibindings.IntoMap @dagger.android.support.FragmentKey(com.xxx.xxx.label.ui.fragment.menu.MenuFragment.class) dagger.android.AndroidInjector.Factory<? extends androidx.fragment.app.Fragment> com.xxx.xxx.label.ui.fragment.product.category.CategoryFragmentProvider_ProvideMenuFragmentFactory.bindAndroidInjectorFactory(com.xxx.xxx.label.ui.fragment.product.category.CategoryFragmentProvider_ProvideMenuFragmentFactory.MenuFragmentSubcomponent.Builder)
      java.util.Map<java.lang.Class<? extends androidx.fragment.app.Fragment>,javax.inject.Provider<dagger.android.AndroidInjector.Factory<? extends androidx.fragment.app.Fragment>>> is injected at
          dagger.android.DispatchingAndroidInjector.<init>(injectorFactories)
      dagger.android.DispatchingAndroidInjector<androidx.fragment.app.Fragment> is injected at
          com.xxx.xxx.label.ui.product.ProductActivity.fragmentDispatchingAndroidInjector
      com.xxx.xxx.label.ui.product.ProductActivity is injected at
          dagger.android.AndroidInjector.inject(T)
  component path: com.xxx.xxx.label.di.component.AppComponent → com.xxx.xxx.label.di.builder.ActivityBuilder_BindProductActivity.ProductActivitySubcomponent
2 个错误

解决方法

最后发现是一个公共对话框的provider没有导入