title: MoPub MoPubView error
body: <p>I started using <code>MoPub,</code> implemented the <code>sdk</code> and tried to display a banner.</p>
  
  <p><strong>I have an error after trying to display a banner:</strong></p>
  
  <pre><code>java.lang.UnsupportedOperationException: For security reasons, WebView is not allowed in privileged processes
  at android.webkit.WebViewFactory.getProvider(WebViewFactory.java:96)
  at android.webkit.WebViewDatabase.getInstance(WebViewDatabase.java:39) etc.
  </code></pre>
  
  <p><strong>xml file:</strong></p>
  
  <pre><code>    &lt;?xml version="1.0" encoding="utf-8"?&gt;
  &lt;LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
      android:orientation="vertical" android:layout_width="match_parent"
      android:layout_height="match_parent"&gt;
      &lt;com.mopub.mobileads.MoPubView
          android:id="@+id/adview"
          android:layout_width="fill_parent"
          android:layout_height="50dp"
          /&gt;
  &lt;/LinearLayout&gt;
  </code></pre>
  
  <p><strong>android manifest file:</strong></p>
  
  <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;
  &lt;manifest xmlns:android="http://schemas.android.com/apk/res/android"
      package="com.NeverMind.MainClass.android"
      android:versionCode="1"
      android:versionName="1.0" &gt;
  
      &lt;uses-permission android:name="android.permission.INTERNET" /&gt;
      &lt;uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" /&gt;
      &lt;uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" /&gt;
      &lt;uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/&gt;
  
      &lt;application
          android:allowBackup="true"
          android:icon="@mipmap/extra"
          android:label="@string/app_name"
          android:theme="@style/GdxTheme" &gt;
          &lt;meta-data android:name="com.google.android.gms.games.APP_ID" android:value="@string/app_id" /&gt;
          &lt;meta-data android:name="com.google.android.gms.version" android:value="@integer/google_play_services_version" /&gt;
  
          &lt;activity
              android:name="com.NeverMind.DontFall.android.AndroidLauncher"
              android:label="@string/app_name"
              android:screenOrientation="sensorPortrait"
              android:configChanges="keyboard|keyboardHidden|orientation|screenSize"&gt;
              &lt;intent-filter&gt;
                  &lt;action android:name="android.intent.action.MAIN" /&gt;
                  &lt;category android:name="android.intent.category.LAUNCHER" /&gt;
              &lt;/intent-filter&gt;
          &lt;/activity&gt;
          &lt;activity android:name="com.mopub.mobileads.MoPubActivity" android:configChanges="keyboardHidden|orientation|screenSize"/&gt;
          &lt;activity android:name="com.mopub.mobileads.MraidActivity" android:configChanges="keyboardHidden|orientation|screenSize"/&gt;
          &lt;activity android:name="com.mopub.common.MoPubBrowser" android:configChanges="keyboardHidden|orientation|screenSize"/&gt;
          &lt;activity android:name="com.mopub.mobileads.MraidVideoPlayerActivity" android:configChanges="keyboardHidden|orientation|screenSize"/&gt;
      &lt;/application&gt;
  
  &lt;/manifest&gt;
  </code></pre>