android - Admob Interstitial Ad non clickable -

i created android game , issue using both banner ad , interstitial ad 1) banner ad shows while playing game , 2) interstitial ad shows when player ends winning level problem facing admob interstitial ad showing 1 cannot click it, display @ level end user not able click tried searching around couldn't find solution it, please these source usage of ad code in game

the activity file :

public class app extends activity { private interstitialad interstitial;  } public static void showinterad(){   ((app)app.ctx).showad(); } // banner ad @override public void oncreate(bundle savedinstancestate) { super.oncreate(savedinstancestate); ctx = this; setvolumecontrolstream(audiomanager.stream_music); requestwindowfeature(window.feature_no_title);  setcontentview(r.layout.main); // create ad request. adrequest adrequest = new adrequest.builder().build();  // adview resource , load request. adview adview = (adview)this.findviewbyid(r.id.adview); adview.loadad(adrequest); }// interstitial ad public void showad(){   ((activity)ctx).runonuithread(new runnable() {         @override     public void run() {             // create interstitial.               interstitial = new interstitialad(app.this);                 interstitial.setadunitid("ca-app-pub-id");         adrequest adrequest = new adrequest.builder().build();                 interstitial.loadad(adrequest);             // set adlistener.             interstitial.setadlistener(new adlistener() {                   @override                   public void onadloaded() {                       if (interstitial.isloaded()) {                             interstitial.show(); 

i calling ad code in different file :

          levelcompleted = true;       endofgame = true;        soundmanager.playsound(app.sound_won);        app.showinterad();     } 

the manifest file :

<?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.xyz" android:installlocation="preferexternal" android:versioncode="1" android:versionname="1.0" >  <supports-screens     android:anydensity="true"     android:largescreens="true"     android:normalscreens="true"     android:smallscreens="true" />  <uses-permission android:name="android.permission.read_phone_state" /> <uses-permission android:name="android.permission.internet" /> <uses-permission     android:name="android.permission.access_coarse_location"     android:required="false" /> <uses-permission     android:name="android.permission.access_fine_location"     android:required="false" /> <uses-permission     android:name="android.permission.access_mock_location"     android:required="false" /> <uses-permission     android:name="android.permission.access_network_state"     android:required="false" /> <uses-permission android:name="android.permission.wake_lock" /> <uses-permission android:name="android.permission.write_settings" />  <application     android:icon="@drawable/icon"     android:label="@string/app_name"     android:theme="@android:style/theme.notitlebar">      <activity         android:name="com.xyz.app"         android:alwaysretaintaskstate="true"         android:configchanges="orientation|keyboard"          android:label="@string/app_name"         android:launchmode="singleinstance"         android:screenorientation="portrait" >         <intent-filter>             <action android:name="android.intent.action.main" />              <category android:name="android.intent.category.launcher" />         </intent-filter>         <intent-filter>             <action android:name="com.xyz.game" />              <category android:name="android.intent.category.default" />         </intent-filter>          </activity>    <meta-data         android:name="com.google.android.gms.version"         android:value="@integer/google_play_services_version" />   <activity android:name="com.google.android.gms.ads.adactivity" android:configchanges="keyboard|keyboardhidden|orientation|screenlayout|uimode|screensize|smallestscreensize" />  </application> </manifest> 

remove :

android:launchmode="singleinstance" manifest file.