title: Android Maps V2 on Android 2.3.4 Gingerbread
body: <p>I have a big problem with run simple sample code on my <strong>xperia neo v cell (android v 2.3.4)</strong>.
  I had import android-support-v4.jar and added google-play-services_lib to project library.
  Please send me some issue what can solve my problem.
  My problem look like this:</p>
  
  <pre><code>02-24 23:27:34.183: E/AndroidRuntime(19099): FATAL EXCEPTION: main
  02-24 23:27:34.183: E/AndroidRuntime(19099): java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.googleMapApp/com.googleMapApp.LocationProfileManagerActivity}: java.lang.ClassNotFoundException: com.googleMapApp.LocationProfileManagerActivity in loader dalvik.system.PathClassLoader[/data/app/com.googleMapApp-1.apk]
  02-24 23:27:34.183: E/AndroidRuntime(19099):    at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1581)
  02-24 23:27:34.183: E/AndroidRuntime(19099):    at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1675)
  02-24 23:27:34.183: E/AndroidRuntime(19099):    at android.app.ActivityThread.access$1500(ActivityThread.java:121)
  02-24 23:27:34.183: E/AndroidRuntime(19099):    at android.app.ActivityThread$H.handleMessage(ActivityThread.java:943)
  02-24 23:27:34.183: E/AndroidRuntime(19099):    at android.os.Handler.dispatchMessage(Handler.java:99)
  02-24 23:27:34.183: E/AndroidRuntime(19099):    at android.os.Looper.loop(Looper.java:130)
  02-24 23:27:34.183: E/AndroidRuntime(19099):    at android.app.ActivityThread.main(ActivityThread.java:3701)
  02-24 23:27:34.183: E/AndroidRuntime(19099):    at java.lang.reflect.Method.invokeNative(Native Method)
  02-24 23:27:34.183: E/AndroidRuntime(19099):    at java.lang.reflect.Method.invoke(Method.java:507)
  02-24 23:27:34.183: E/AndroidRuntime(19099):    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:866)
  02-24 23:27:34.183: E/AndroidRuntime(19099):    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:624)
  02-24 23:27:34.183: E/AndroidRuntime(19099):    at dalvik.system.NativeStart.main(Native Method)
  02-24 23:27:34.183: E/AndroidRuntime(19099): Caused by: java.lang.ClassNotFoundException: com.googleMapApp.LocationProfileManagerActivity in loader dalvik.system.PathClassLoader[/data/app/com.googleMapApp-1.apk]
  02-24 23:27:34.183: E/AndroidRuntime(19099):    at dalvik.system.PathClassLoader.findClass(PathClassLoader.java:240)
  02-24 23:27:34.183: E/AndroidRuntime(19099):    at java.lang.ClassLoader.loadClass(ClassLoader.java:551)
  02-24 23:27:34.183: E/AndroidRuntime(19099):    at java.lang.ClassLoader.loadClass(ClassLoader.java:511)
  02-24 23:27:34.183: E/AndroidRuntime(19099):    at android.app.Instrumentation.newActivity(Instrumentation.java:1021)
  02-24 23:27:34.183: E/AndroidRuntime(19099):    at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1573)
  02-24 23:27:34.183: E/AndroidRuntime(19099):    ... 11 more
  </code></pre>
  
  <p>My manifest file:</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.googleMapApp"
      android:versionCode="1"
      android:versionName="1.0" &gt;
  
      &lt;uses-sdk android:minSdkVersion="8" /&gt;
  
      &lt;permission
          android:name="com.googleMapApp.permission.MAPS_RECEIVE"
          android:protectionLevel="signature" /&gt;
  
      &lt;uses-permission android:name="com.googleMapApp.permission.MAPS_RECEIVE" /&gt;
      &lt;uses-permission android:name="com.google.android.providers.gsf.permission.READ_GSERVICES" /&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="android.permission.ACCESS_COARSE_LOCATION" /&gt;
      &lt;uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" /&gt;
  
      &lt;!-- Require OpenGL ES version 2 --&gt;
      &lt;uses-feature
          android:glEsVersion="0x00020000"
          android:required="true" /&gt;
  
      &lt;application
          android:icon="@drawable/ic_launcher"
          android:label="@string/app_name" &gt;
          &lt;activity
              android:name=".LocationProfileManagerActivity"
              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="my_key" /&gt;
      &lt;/application&gt;
  
  &lt;/manifest&gt;`
  </code></pre>
  
  <p>My Main.java file:</p>
  
  <pre><code>  package com.example.googlemapapp;
  
  
  import com.googleMapApp.R;
  
  import android.os.Bundle;
  import android.support.v4.app.FragmentActivity;
  
  public class Main extends FragmentActivity{
  
      @Override
      protected void onCreate(Bundle arg0) {
          // TODO Auto-generated method stub
          super.onCreate(arg0);
          setContentView (R.layout.activity);
      }
  
  }
  </code></pre>
  
  <p>Layout file:</p>
  
  <pre><code> &lt;?xml version="1.0" encoding="utf-8"?&gt;
  &lt;fragment xmlns:android="http://schemas.android.com/apk/res/android"
        android:id="@+id/map"
         android:name="com.google.android.gms.maps.SupportMapFragment"
         android:layout_width="wrap_content"
         android:layout_height="match_parent" /&gt;
  </code></pre>