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    copied!<blockquote> <p><strong>Check your manifest file:</strong></p> </blockquote> <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt; &lt;manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.example. 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.WRITE_EXTERNAL_STORAGE" /&gt; &lt;uses-permission android:name="com.google.android.providers.gsf.permission.READ_GSERVICES" /&gt; &lt;uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" /&gt; &lt;uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" /&gt; &lt;permission android:name="com.example.permission.MAPS_RECEIVE" android:protectionLevel="signature" /&gt; &lt;uses-permission android:name="com.example.MAPS_RECEIVE" /&gt; &lt;uses-feature android:glEsVersion="0x00020000" android:required="true" /&gt; &lt;uses-sdk android:minSdkVersion="11" android:targetSdkVersion="18" /&gt; &lt;application android:allowBackup="true" android:icon="@drawable/ic_launcher" android:label="@string/app_name" android:theme="@style/AppTheme" &gt; &lt;uses-library android:name="com.google.android.maps" /&gt; &lt;meta-data android:name="com.google.android.gms.version" android:value="@integer/google_play_services_version" /&gt; &lt;meta-data android:name="com.google.android.maps.v2.API_KEY" android:value="YOUR KEY" /&gt; &lt;activity android:name="com.example.MainActivity" android:label="@string/app_name" &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;/application&gt; &lt;/manifest&gt; </code></pre> <blockquote> <p><strong>Check your layout file:</strong></p> </blockquote> <pre><code>&lt;fragment android:id="@+id/map" android:name="com.google.android.gms.maps.MapFragment" android:layout_width="match_parent" android:layout_height="match_parent" /&gt; </code></pre> <blockquote> <p><strong>Check your source file:</strong></p> </blockquote> <pre><code>GoogleMap googleMap = ((MapFragment) getFragmentManager().findFragmentById(R.id.map)).getMap(); </code></pre>
 

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