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POgoogle mapv2 null pointer exception
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  1. POgoogle mapv2 null pointer exception
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    copied!<p>my code is working fine, when i my trying to display the map,but when i access the googlemap object then it through null pointer exception, so how to overcome it please help</p> <p>i had followed all the instruction on developer site, here is my code</p> <pre><code>package com.example.mapdemo; import java.io.IOException; import java.util.List; import com.google.android.gms.common.ConnectionResult; import com.google.android.gms.common.GooglePlayServicesUtil; import com.google.android.gms.maps.CameraUpdateFactory; import com.google.android.gms.maps.GoogleMap; import com.google.android.gms.maps.GoogleMap.OnMapClickListener; import com.google.android.gms.maps.GoogleMap.OnMapLongClickListener; import com.google.android.gms.maps.GoogleMap.OnMarkerDragListener; import com.google.android.gms.maps.SupportMapFragment; import com.google.android.gms.maps.model.BitmapDescriptorFactory; 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.content.Context; import android.location.Address; import android.location.Geocoder; import android.os.AsyncTask; import android.os.Bundle; import android.support.v4.app.FragmentActivity; import android.view.Menu; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.TextView; import android.widget.Toast; public class MainActivity extends FragmentActivity { GoogleMap googleMap; MarkerOptions markerOptions; final int RQS_GooglePlayServices = 1; TextView tvLocInfo; boolean markerClicked; Button img_cancl,img_done; static final LatLng HAMBURG = new LatLng(53.558, 9.927); static final LatLng KIEL = new LatLng(53.551, 9.993); @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); if (resultCode == ConnectionResult.SUCCESS) { Toast.makeText(getApplicationContext(), "isGooglePlayServicesAvailable SUCCESS", Toast.LENGTH_LONG).show(); map.addMarker(new MarkerOptions().position(new LatLng(53.558, 9.927)).title("Marker")); Log.i("testing", "success"); } else { GooglePlayServicesUtil.getErrorDialog(resultCode, this, RQS_GooglePlayServices); Log.i("testing", "errorrrrrrrrr"); } } } @Override protected void onResume() { // TODO Auto-generated method stub super.onResume(); int resultCode = GooglePlayServicesUtil.isGooglePlayServicesAvailable(getApplicationContext()); if (resultCode == ConnectionResult.SUCCESS){ Toast.makeText(getApplicationContext(), "isGooglePlayServicesAvailable SUCCESS", Toast.LENGTH_LONG).show(); }else{ GooglePlayServicesUtil.getErrorDialog(resultCode, this, RQS_GooglePlayServices); } } } </code></pre> <p>here is my layout</p> <blockquote> <p> </p> <pre><code>&lt;RelativeLayout android:layout_width="match_parent" android:layout_height="match_parent" tools:context=".MainActivity" &gt; &lt;TextView android:id="@+id/tvLocInfo" android:layout_width="fill_parent" android:layout_height="50dp" /&gt; &lt;fragment xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/map" android:layout_width="match_parent" android:layout_height="match_parent" android:layout_marginTop="40dp" class="com.google.android.gms.maps.SupportMapFragment" /&gt; &lt;/RelativeLayout&gt; &lt;include layout="@layout/lay_button" /&gt; </code></pre> <p></p> </blockquote> <p>manifest file</p> <blockquote> <p> </p> <pre><code>&lt;uses-sdk android:minSdkVersion="8" android:targetSdkVersion="16" /&gt; &lt;permission android:name="com.example.mapdemo.permission.MAPS_RECEIVE" android:protectionLevel="signature"/&gt; &lt;uses-permission android:name="com.example.mapdemo.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:debuggable="true" android:allowBackup="true" android:icon="@drawable/ic_launcher" android:label="@string/app_name" android:theme="@style/AppTheme" &gt; &lt;activity android:name="com.example.mapdemo.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="AIzaSyBd0XLtX5eHnpHJ7g2XsQ6sntNjDxuS6i4"/&gt; &lt;/application&gt; </code></pre> <p></p> </blockquote> <p>Here is logcat</p> <p>07-24 10:00:29.051: I/testing(2825): errorrrrrrrrr</p>
 

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