I'm using google play services r14 and couldn't able to run the app on any device.
01-23 12:07:37.309: E/AndroidRuntime(7056): FATAL EXCEPTION: main 01-23 12:07:37.309: E/AndroidRuntime(7056): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.mapstest/com.example.mapstest.MainActivity}: java.lang.NullPointerException 01-23 12:07:37.309: E/AndroidRuntime(7056): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2114) 01-23 12:07:37.309: E/AndroidRuntime(7056): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2139) 01-23 12:07:37.309: E/AndroidRuntime(7056): at android.app.ActivityThread.access$700(ActivityThread.java:143) 01-23 12:07:37.309: E/AndroidRuntime(7056): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1241) 01-23 12:07:37.309: E/AndroidRuntime(7056): at android.os.Handler.dispatchMessage(Handler.java:99) 01-23 12:07:37.309: E/AndroidRuntime(7056): at android.os.Looper.loop(Looper.java:137) 01-23 12:07:37.309: E/AndroidRuntime(7056): at android.app.ActivityThread.main(ActivityThread.java:4963) 01-23 12:07:37.309: E/AndroidRuntime(7056): at java.lang.reflect.Method.invokeNative(Native Method) 01-23 12:07:37.309: E/AndroidRuntime(7056): at java.lang.reflect.Method.invoke(Method.java:511) 01-23 12:07:37.309: E/AndroidRuntime(7056): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1038) 01-23 12:07:37.309: E/AndroidRuntime(7056): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:805) 01-23 12:07:37.309: E/AndroidRuntime(7056): at dalvik.system.NativeStart.main(Native Method) 01-23 12:07:37.309: E/AndroidRuntime(7056): Caused by: java.lang.NullPointerException 01-23 12:07:37.309: E/AndroidRuntime(7056): at com.example.mapstest.MainActivity.onCreate(MainActivity.java:25) 01-23 12:07:37.309: E/AndroidRuntime(7056): at android.app.Activity.performCreate(Activity.java:5184) 01-23 12:07:37.309: E/AndroidRuntime(7056): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1094) 01-23 12:07:37.309: E/AndroidRuntime(7056): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2078) 01-23 12:07:37.309: E/AndroidRuntime(7056): ... 11 more My Mainfest.xml code:
<?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.example.mapstest" android:versionCode="1" android:versionName="1.0" > <uses-sdk android:minSdkVersion="16" android:targetSdkVersion="18" /> <permission android:name="com.example.mapstest.permission.MAPS_RECEIVE" android:protectionLevel="signature"></permission> <uses-permission android:name="com.example.mapstest.permission.MAPS_RECEIVE"/> <uses-permission android:name="com.google.android.providers.gsf.permission.READ_GSERVICES"/> <uses-permission android:name="android.permission.INTERNET"/> <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/> <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"/> <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/> <uses-feature android:glEsVersion="0x00020000" android:required="true"/> <application android:allowBackup="true" android:icon="@drawable/ic_launcher" android:label="@string/app_name" android:theme="@style/AppTheme" android:debuggable="true" > <meta-data android:name="com.google.android.maps.v2.API_KEY" android:value="api_key"/> <meta-data android:name="com.google.android.gms.version" android:value="4132500" /> <activity android:name="com.example.mapstest.MainActivity" android:label="@string/app_name" > <intent-filter> <action android:name="android.intent.action.MAIN" /> <category android:name="android.intent.category.LAUNCHER" /> </intent-filter> </activity> </application> MainActivity.java :
import com.google.android.gms.maps.GoogleMap; import com.google.android.gms.maps.MapFragment; import com.google.android.gms.maps.SupportMapFragment; import com.google.android.gms.maps.model.LatLng; import com.google.android.gms.maps.model.Marker; import com.google.android.gms.maps.model.MarkerOptions; import android.os.Bundle; import android.app.Activity; import android.support.v4.app.FragmentActivity; import android.view.Menu; public class MainActivity extends FragmentActivity { private static GoogleMap mMap; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); mMap = ((MapFragment) getFragmentManager().findFragmentById(R.id.map)).getMap(); mMap.setMapType(GoogleMap.MAP_TYPE_SATELLITE); final LatLng CIU = new LatLng(35.21843892856462, 33.41662287712097); Marker ciu = mMap.addMarker(new MarkerOptions() .position(CIU).title("My Office")); } @Override public boolean onCreateOptionsMenu(Menu menu) { // Inflate the menu; this adds items to the action bar if it is present. getMenuInflater().inflate(R.menu.main, menu); return true; } activity_main.xml :
<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" android:paddingBottom="@dimen/activity_vertical_margin" android:paddingLeft="@dimen/activity_horizontal_margin" android:paddingRight="@dimen/activity_horizontal_margin" android:paddingTop="@dimen/activity_vertical_margin" tools:context=".MainActivity" > <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="@string/hello_world" /> <fragment android:id="@+id/map" android:layout_width="match_parent" android:layout_height="match_parent" class="com.google.android.gms.maps.MapFragment"/> </RelativeLayout> Done all settings for google play services. Does these error occurs because of google play service version? If this is the reason, how to change google play service revision 14 to 10? Any Solutions?
