问使用片段时MapWidget崩溃问题

EN

public class HomeFragment extends Fragment{
    private MapWidget mapWidget;

    public HomeFragment() {
    }

    @Nullable
    @Override
    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
        View inflate = inflater.inflate(R.layout.fragment_home, container, false);
        mapWidget = inflate.findViewById(R.id.map_widget);
        mapWidget = inflate.findViewById(R.id.map_widget);
        mapWidget.initGoogleMap(new MapWidget.OnMapReadyListener() {
            @Override
            public void onMapReady(@NonNull DJIMap djiMap) {
            }
        });
        return inflate;
    }

    @Override
    public void onResume() {
        super.onResume();
        mapWidget.onResume();
    }

    @Override
    public void onPause() {
        super.onPause();
        mapWidget.onPause();
    }

    @Override
    public void onDestroy() {
        super.onDestroy();
        mapWidget.onDestroy();
    }

    @Override
    public void onLowMemory() {
        super.onLowMemory();
        mapWidget.onLowMemory();
    }
}