Sample code for preventing Android Google Map V2 crash on ViewPager

package com.example;

import android.app.Activity;

import android.os.Bundle;

import android.support.v4.app.Fragment;

import android.view.LayoutInflater;

import android.view.View;

import android.view.ViewGroup;

import com.google.android.gms.common.GooglePlayServicesNotAvailableException;

import com.google.android.gms.maps.CameraUpdate;

import com.google.android.gms.maps.CameraUpdateFactory;

import com.google.android.gms.maps.GoogleMap;

import com.google.android.gms.maps.MapsInitializer;

import com.google.android.gms.maps.SupportMapFragment;

import com.google.android.gms.maps.model.LatLng;

import com.google.android.gms.maps.model.MarkerOptions;

public class FragmentMap extends Fragment {

private GoogleMap googleMap;

private static View rootView;

private SupportMapFragment mapFrag;

@Override

public View onCreateView(LayoutInflater inflater, ViewGroup container,

Bundle savedInstanceState) {

        if (rootView != null) {

                ViewGroup parent = (ViewGroup) rootView.getParent();

                if (parent != null)

                    parent.removeView(rootView);

        }

 

        try{

                if(rootView == null)

                {

                    rootView = inflater.inflate(R.layout.event_detail_fragment_route, container, false);

                }

            } catch (Exception e)

            {

                e.printStackTrace();

            }

        mapFrag = (SupportMapFragment)  

                               getActivity().getSupportFragmentManager().findFragmentById(R.id.fragMap);

        googleMap = mapFrag.getMap();

 

         if (googleMap != null) {

            googleMap.getUiSettings().setMyLocationButtonEnabled(false);

            googleMap.setMyLocationEnabled(true);

            googleMap.addMarker(new MarkerOptions().position(new LatLng(25.033611,121.564722)));

  

            MapsInitializer.initialize(this.getActivity());

            // Updates the location and zoom of the MapView

           CameraUpdate initalUpdate = CameraUpdateFactory.newLatLngZoom(

                new  LatLng(25.033611,121.564722), 10);

            googleMap.animateCamera(initalUpdate);

 

       } 

         return rootView;

}

}