Android Calling Activity from another activity is not working
<p>I am Trying to call an Activity from Default activity but when trigger the call activity my application crashed and closed with this message <code>07-06 11:54:59.291: E/MapActivity(366): Couldn't get connection factory client</code>.Here is My Current Code for calling the Activity</p>

<pre><code>public class GMapsActivity extends MapActivity {
EditText password;
Button   login;
MapView mapView;


@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
initcontrols();
}
public void initcontrols()
{
    password=(EditText)findViewById(R.id.pass);
    login=(Button)findViewById(R.id.login);
    mapView=(MapView)findViewById(R.id.map_view);
    login.setOnClickListener(new Button.OnClickListener(){
        public void onClick(View v)
        {
             Intent myIntent = null;
             if(password.getText().toString().equals("admin")) {
             System.out.println("Entering");
             mapView.setVisibility(View.VISIBLE);
             login.setVisibility(View.INVISIBLE);
             password.setVisibility(View.INVISIBLE);
             myIntent = new Intent(v.getContext(), GMapsActivity1.class);

            } else {
            }
             startActivity(myIntent);
        }

    });

}



@Override
protected boolean isRouteDisplayed() {
    // TODO Auto-generated method stub
    return false;
}


}
</code></pre>

<p>Please anyone help me to do this </p>

<p><strong>Update</strong>
Here is My 2nd Activity Code Please Check If Any Change Required In this</p>

<pre><code>public class GMapsActivity1 extends MapActivity {

private MapView mapView;
EditText password;
Button   login;

JSONArray jArray;
String result = null;
InputStream is = null;
StringBuilder sb=null;

@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);


mapView = (MapView) findViewById(R.id.map_view);       
        mapView.setBuiltInZoomControls(true);

 ArrayList&lt;NameValuePair&gt; nameValuePairs = new ArrayList&lt;NameValuePair&gt;();
//http post
try{
     HttpClient httpclient = new DefaultHttpClient();
     HttpPost httppost = new HttpPost("http://sml.com.pk/a/map.php");
     httppost.setEntity(new UrlEncodedFormEntity(nameValuePairs));
     HttpResponse response = httpclient.execute(httppost);
     HttpEntity entity = response.getEntity();
     is = entity.getContent();
     }catch(Exception e){
         Log.e("log_tag", "Error in http connection"+e.toString());
    }
//convert response to string
try{
      BufferedReader reader = new BufferedReader(new InputStreamReader(is,"iso-8859-1"),8);
       sb = new StringBuilder();
       sb.append(reader.readLine() + "\n");

       String line="0";
       while ((line = reader.readLine()) != null) {
                      sb.append(line + "\n");
        }
        is.close();
        result=sb.toString();
        }catch(Exception e){
              Log.e("log_tag", "Error converting result "+e.toString());
        }
//paring data
double LAT;
double LANG;
String INFO;
try{
      jArray = new JSONArray(result);
      JSONObject json_data=null;
      for(int i=0;i&lt;jArray.length();i++){
             json_data = jArray.getJSONObject(i);
             LAT=json_data.getDouble("lat");
             LANG=json_data.getDouble("lang");
             INFO=json_data.getString("info");


//Overlay code
List&lt;Overlay&gt; mapOverlays = mapView.getOverlays();
                Drawable drawable = this.getResources().getDrawable(R.drawable.icon);
        CustomItemizedOverlay itemizedOverlay = new CustomItemizedOverlay(drawable, this);

        //GeoPoint point = new GeoPoint(latitudeE6, longitudeE6);
        GeoPoint point = new GeoPoint((int)(LAT * 1e6),(int)(LANG * 1e6));
        OverlayItem overlayitem = new OverlayItem(point, "Shakarganj", INFO);
        itemizedOverlay.addOverlay(overlayitem);
        mapOverlays.add(itemizedOverlay);

        MapController mapController = mapView.getController();

        mapController.animateTo(point);
        mapController.setZoom(6);

//Overlay code

         }
      }
      catch(JSONException e1){
          Toast.makeText(getBaseContext(), "No Vehicles Found" ,Toast.LENGTH_LONG).show();
      } catch (ParseException e1) {
            e1.printStackTrace();
    }
}
@Override
protected boolean isRouteDisplayed() {
    return false;
}
}
</code></pre>

<p>Here is My Manifest file Code</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.javacodegeeks.android.googlemaps"
      android:versionCode="1"
      android:versionName="1.0"&gt;
      &lt;uses-sdk android:minSdkVersion="10"/&gt;
    &lt;uses-permission android:name="android.permission.INTERNET"/&gt;
    &lt;uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/&gt;
    &lt;uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"/&gt;

    &lt;application android:icon="@drawable/icon" android:label="@string/app_name"&gt;

        &lt;activity android:name=".GMapsActivity"
                  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;activity android:name="GMapsActivity1"
           android:launchMode="singleTop"&gt;
            &lt;action android:name="android.intent.action.MAIN" /&gt;
                &lt;category android:name="android.intent.category.LAUNCHER" /&gt;

        &lt;/activity&gt;

        &lt;uses-library android:name="com.google.android.maps" /&gt;


    &lt;/application&gt;    

&lt;/manifest&gt; 
</code></pre>

<p><strong>Update1</strong></p>

<pre><code>package com.javacodegeeks.android.googlemaps;

import java.util.ArrayList;

import android.content.Context;
import android.graphics.drawable.Drawable;
import android.widget.Toast;

import com.google.android.maps.ItemizedOverlay;
import com.google.android.maps.OverlayItem;

public class CustomItemizedOverlay extends ItemizedOverlay&lt;OverlayItem&gt; {

    private ArrayList&lt;OverlayItem&gt; mapOverlays = new ArrayList&lt;OverlayItem&gt;();

    private Context context;

    public CustomItemizedOverlay(Drawable defaultMarker) {
          super(boundCenterBottom(defaultMarker));
    }

    public CustomItemizedOverlay(Drawable defaultMarker, Context context) {
          this(defaultMarker);
          this.context = context;
    }

    @Override
    protected OverlayItem createItem(int i) {
        return mapOverlays.get(i);
    }

    @Override
    public int size() {
        return mapOverlays.size();
    }

    @Override
    protected boolean onTap(int index) {
        OverlayItem item = mapOverlays.get(index);
        //AlertDialog.Builder dialog = new AlertDialog.Builder(context);
        //dialog.setTitle(item.getTitle());
        //dialog.setMessage(item.getSnippet());
        //dialog.show();
        //Toast.makeText(context, item.getSnippet(), 20);
        Toast.makeText(context, item.getSnippet(),  Toast.LENGTH_LONG).show();
        return true;
    }

    public void addOverlay(OverlayItem overlay) {
        mapOverlays.add(overlay);
        this.populate();
    }

}
</code></pre>
