Unity开发中遇到广告不能点击问题

<meta-data
        android:name="unityplayer.ForwardNativeEventsToDalvik"
        android:value="true" />

 1     <activity
 2             android:name="com.unity3d.player.UnityPlayerActivity"
 3             android:configChanges="fontScale|keyboard|keyboardHidden|locale|mnc|mcc|navigation|orientation|screenLayout|screenSize|smallestScreenSize|uiMode|touchscreen"
 4             android:label="@string/app_name"
 5             android:screenOrientation="portrait" >
 6             <intent-filter>
 7                 <action android:name="android.intent.action.MAIN" />
 8                 <category android:name="android.intent.category.LAUNCHER" />
 9             </intent-filter>
10             <meta-data
11                 android:name="unityplayer.ForwardNativeEventsToDalvik"
12                 android:value="true" />
13     </activity>