title: Google map not show any thing in map
body: <p>i am showing a map in activity ... but when i run app on device it does not show any thing , it show just white screen and zoom in zoom out options... MAP key is right .. thanks ..</p>
  
  <p>AndroidManifest.xml</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.edxample.finalmap"
      android:versionCode="1"
      android:versionName="1.0" &gt;
  
      &lt;uses-sdk
          android:minSdkVersion="8"
          android:targetSdkVersion="17" /&gt;
  
  
  
       &lt;permission android:name="com.edxample.finalmap.permission.MAPS_RECEIVE"
           android:protectionLevel="signature" /&gt;
       &lt;uses-permission android:name="com.edxample.finalmap.permission.MAPS_RECEIVE" /&gt;
      &lt;uses-permission android:name="android.permission.INTERNET" /&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;uses-feature android:glEsVersion="0x00020000"
          android:required="true" /&gt;
  
  
  
  
      &lt;application
          android:allowBackup="true"
          android:icon="@drawable/ic_launcher"
          android:label="@string/app_name"
          android:theme="@style/AppTheme" &gt;
          &lt;activity
              android:name="com.edxample.finalmap.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;meta-data
              android:name="com.google.android.maps.v2.API_KEY"
              android:value="AIzaSyBL8ANi3jKkM0tF65C_Qus2_JgWRzClhfU" /&gt;
  
      &lt;/application&gt;
  
  &lt;/manifest&gt;
  </code></pre>
  
  <p>activity_main.xml</p>
  
  <pre><code>&lt;RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
      xmlns:tools="http://schemas.android.com/tools"
      android:layout_width="match_parent"
      android:layout_height="match_parent"
      tools:context=".MainActivity" &gt;
  
       &lt;fragment
          android:id="@+id/map"
          android:layout_width="match_parent"
          android:layout_height="match_parent"
          xmlns:map="http://schemas.andoid.com/apk/es-auto"
          android:name="com.google.android.gms.maps.SupportMapFragment" /&gt;
  
  
  &lt;/RelativeLayout&gt;
  </code></pre>
  
  <p>MainActivity</p>
  
  <pre><code>package com.edxample.finalmap;
  
  import com.google.android.gms.common.ConnectionResult;
  import com.google.android.gms.common.GooglePlayServicesUtil;
  import com.google.android.gms.maps.GoogleMap;
  import com.google.android.gms.maps.SupportMapFragment;
  
  import android.os.Bundle;
  import android.support.v4.app.FragmentActivity;
  import android.view.Menu;
  import android.widget.Toast;
  
  public class MainActivity extends FragmentActivity  {
  
      private GoogleMap googleMap;
      @Override
      protected void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
          if(check()) 
          {
              setContentView(R.layout.activity_main);
              Toast.makeText(this, "In Google play service.", Toast.LENGTH_LONG).show();
              initFun();
          }
          else
          {
              Toast.makeText(this, "Google play service not available.", Toast.LENGTH_LONG).show();
          }
      }
  
  
      private Boolean check()
      {
          int status = GooglePlayServicesUtil.isGooglePlayServicesAvailable(this);
          if(status==ConnectionResult.SUCCESS)
          {
              return true;
          }
  
          return false;
      }
  
      public void initFun()
      {
          SupportMapFragment sp = (SupportMapFragment) getSupportFragmentManager().findFragmentById(R.id.map);
          googleMap = sp.getMap();
          googleMap.setMyLocationEnabled(true);
          googleMap.setMapType(GoogleMap.MAP_TYPE_NORMAL);
  
  
      }
  
  
      @Override
      public boolean onCreateOptionsMenu(Menu menu) {
          // Inflate the menu; this adds items to the action bar if it is present.
          getMenuInflater().inflate(R.menu.activity_main, menu);
          return true;
      }
  
  }
  </code></pre>