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由于NullPointerException和原生崩溃,我的应用经常崩溃,因此我每天都在失去我的Play商店排名。有人请帮助我这个..有什么办法,如果横幅广告还没有准备好,我可以显示原生广告(可选问题)?谷歌横幅广告上的NullPointerException
NullPointerException:mAdView.loadAd(new AdRequest.Builder()。build());
我的应用程序内部版本26.0.1和使用Android 3.0工作室Beta 2版
我的代码:
public class B1 extends Fragment {
public B1() {
// Required empty public constructor
}
private AdView mAdView;
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// Inflate the layout for this fragment
View rootView = inflater.inflate(R.layout.fragment_b1, container, false);
//Banner
mAdView = rootView.findViewById(R.id.adView);
mAdView.loadAd(new AdRequest.Builder().build());
mAdView.setAdListener(new AdListener() {
@Override
public void onAdLoaded() {
mAdView.setVisibility(View.VISIBLE);
}
@Override
public void onAdFailedToLoad(int error) {
mAdView.setVisibility(View.GONE);
}
});
return rootView;
}
}