<meta-data
   android:name="com.google.android.maps.v2.API_KEY"
   android:value="API KEY" />

FATAL EXCEPTION: main
 android.content.ActivityNotFoundException: No Activity found to handle Intent { act=android.intent.action.VIEW dat=market://details?id=com.google.android.gms flg=0x80000 pkg=com.android.vending }
    at android.app.Instrumentation.checkStartActivityResult(Instrumentation.java:1622)
    at android.app.Instrumentation.execStartActivity(Instrumentation.java:1417)
    at android.app.Activity.startActivityForResult(Activity.java:3370)
    at android.app.Activity.startActivityForResult(Activity.java:3331)
    at android.app.Activity.startActivity(Activity.java:3566)
    at android.app.Activity.startActivity(Activity.java:3534)
    at com.google.android.gms.dynamic.a$5.onClick(Unknown Source)
    at android.view.View.performClick(View.java:4202)
    at android.view.View$PerformClick.run(View.java:17340)
    at android.os.Handler.handleCallback(Handler.java:725)
    at android.os.Handler.dispatchMessage(Handler.java:92)
    at android.os.Looper.loop(Looper.java:137)
    at android.app.ActivityThread.main(ActivityThread.java:5039)
    at java.lang.reflect.Method.invokeNative(Native Method)
    at java.lang.reflect.Method.invoke(Method.java:511)
    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:793)
    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:560)
    at dalvik.system.NativeStart.main(Native Method)

<fragment
        android:id="@+id/map"
        android:name="com.google.android.gms.maps.MapFragment"
        android:layout_width="match_parent"
        android:layout_height="match_parent"/>

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="info.androidhive.googlemapsv2"
    android:versionCode="1"
    android:versionName="1.0" >

    <permission
        android:name="info.androidhive.googlemapsv2.permission.MAPS_RECEIVE"
        android:protectionLevel="signature" />

    <uses-permission android:name="info.androidhive.googlemapsv2.permission.MAPS_RECEIVE" />

    <uses-sdk
        android:minSdkVersion="12"
        android:targetSdkVersion="17" />

    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
    <uses-permission android:name="android.permission.INTERNET" />
    <uses-permission android:name="com.google.android.providers.gsf.permission.READ_GSERVICES" />
    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />

    <!-- Required to show current location -->
    <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
    <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />

    <!-- Required OpenGL ES 2.0. for Maps V2 -->
    <uses-feature
        android:glEsVersion="0x00020000"
        android:required="true" />

    <!-- Requires OpenGL ES version 2 -->
    <uses-feature
        android:glEsVersion="0x00020000"
        android:required="true" />

    <application
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name">
        <activity
            android:name="info.androidhive.googlemapsv2.MainActivity"
            android:label="@string/app_name"
            android:theme="@style/AppBaseTheme">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>

        <!-- Goolge API Key -->
        <meta-data
            android:name="com.google.android.maps.v2.API_KEY"
            android:value="My App Key" />
    </application>

</manifest>

<meta-data
 android:name="com.google.android.gms.version"
 android:value="@integer/google_play_services_version" />

....<application>
 ..............
<meta-data
 android:name="com.google.android.maps.v2.API_KEY"
android:value="Key" />

 <meta-data android:name="com.google.android.gms.version"
 android:value="@integer/google_play_services_version" />

</application>

<meta-data
        android:name="com.google.android.gms.version"
        android:value="@integer/google_play_services_version" />