Java Ad Mob在返回Android时崩溃
我对Android编程相当陌生，我已经创建了一个包含许多片段的应用程序。我已经按照谷歌的指示设置了谷歌广告群。当你点击一个特定的片段时，这是我第一次使用它。但是，如果我返回到该片段，应用程序就会崩溃，并且不会命中广告片段类 我的Java类：Java Ad Mob在返回Android时崩溃,java,android,xml,android-fragments,admob,Java,Android,Xml,Android Fragments,Admob,我对Android编程相当陌生，我已经创建了一个包含许多片段的应用程序。我已经按照谷歌的指示设置了谷歌广告群。当你点击一个特定的片段时，这是我第一次使用它。但是，如果我返回到该片段，应用程序就会崩溃，并且不会命中广告片段类 我的Java类： public class ContactsListFragment extends BaseFragment { ArrayList<Contact> allContacts = new ArrayList<Contact>();
public class ContactsListFragment extends BaseFragment {
ArrayList<Contact> allContacts = new ArrayList<Contact>();
...
public static class PlaceholderFragment extends Fragment {
public PlaceholderFragment() {
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View rootView = inflater.inflate(R.layout.fragment_ad, container, false);
return rootView;
}
}
public static class AdFragment extends Fragment {
private AdView mAdView;
public AdFragment() {
}
@Override
public void onActivityCreated(Bundle bundle) {
super.onActivityCreated(bundle);
// Gets the ad view defined in layout/ad_fragment.xml with ad unit ID set in
// values/strings.xml.
mAdView = (AdView) getView().findViewById(R.id.adView);
// Create an ad request. Check logcat output for the hashed device ID to
// get test ads on a physical device. e.g.
// "Use AdRequest.Builder.addTestDevice("ABCDEF012345") to get test ads on this device."
AdRequest adRequest = new AdRequest.Builder()
.addTestDevice(AdRequest.DEVICE_ID_EMULATOR)
.build();
// Start loading the ad in the background.
mAdView.loadAd(adRequest);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
return inflater.inflate(R.layout.fragment_ad, container, false);
}
/** Called when leaving the activity */
@Override
public void onPause() {
if (mAdView != null) {
mAdView.pause();
}
super.onPause();
}
/** Called when returning to the activity */
@Override
public void onResume() {
super.onResume();
if (mAdView != null) {
mAdView.resume();
}
}
/** Called before the activity is destroyed */
@Override
public void onDestroy() {
if (mAdView != null) {
mAdView.destroy();
}
super.onDestroy();
}
}
<fragment
android:id="@+id/adFragment"
android:name="com.oozzat.app.ContactsListFragment$AdFragment"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_alignParentBottom="true" />
12-19 09:35:13.474: E/AndroidRuntime(22409): Caused by: java.lang.IllegalArgumentException: Binary XML file line #80: Duplicate id 0xffffffff, tag adFragmentPlaceholder, or parent id 0xffffffff with another fragment for com.oozzat.app.ContactsListFragment$PlaceholderFragment
在布局XML中查找您的活动和正在加载的片段。查找重复的id。发布崩溃的堆栈跟踪