title: Error opening SupportMapFragment for second time
body: <p>When opening my SupportMapFragment (Android maps v2) for a second time (calling setContentView) I get the following error:</p>
  
  <pre><code>01-28 16:27:21.374: E/AndroidRuntime(32743): FATAL EXCEPTION: main
  01-28 16:27:21.374: E/AndroidRuntime(32743): android.view.InflateException: Binary XML file line #6: Error inflating class fragment
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:704)
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at android.view.LayoutInflater.rInflate(LayoutInflater.java:746)
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at android.view.LayoutInflater.inflate(LayoutInflater.java:489)
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at android.view.LayoutInflater.inflate(LayoutInflater.java:396)
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at android.view.LayoutInflater.inflate(LayoutInflater.java:352)
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at android.view.View.inflate(View.java:16119)
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at mypackage.MyView.&lt;init&gt;(HitsView.java:26)
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at mypackage.MenuListFragment.onItemClick(MenuListFragment.java:133)
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at android.widget.AdapterView.performItemClick(AdapterView.java:298)
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at android.widget.AbsListView.performItemClick(AbsListView.java:1086)
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at android.widget.AbsListView$PerformClick.run(AbsListView.java:2855)
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at android.widget.AbsListView$1.run(AbsListView.java:3529)
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at android.os.Handler.handleCallback(Handler.java:615)
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at android.os.Handler.dispatchMessage(Handler.java:92)
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at android.os.Looper.loop(Looper.java:137)
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at android.app.ActivityThread.main(ActivityThread.java:4745)
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at java.lang.reflect.Method.invokeNative(Native Method)
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at java.lang.reflect.Method.invoke(Method.java:511)
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:786)
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at dalvik.system.NativeStart.main(Native Method)
  01-28 16:27:21.374: E/AndroidRuntime(32743): Caused by: java.lang.IllegalArgumentException: Binary XML file line #6: Duplicate id 0x7f04003b, tag null, or parent id 0x0 with another fragment for com.google.android.gms.maps.SupportMapFragment
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at android.support.v4.app.FragmentActivity.onCreateView(FragmentActivity.java:285)
  01-28 16:27:21.374: E/AndroidRuntime(32743):    at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:676)
  01-28 16:27:21.374: E/AndroidRuntime(32743):    ... 20 more
  </code></pre>
  
  <p>The XML file:</p>
  
  <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;
  &lt;RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
      xmlns:map="http://schemas.android.com/apk/res-auto"
      android:layout_width="match_parent"
      android:layout_height="match_parent" &gt;
      &lt;fragment
          android:id="@+id/hits_map"
          android:layout_width="match_parent"
          android:layout_height="wrap_content"
          class="com.google.android.gms.maps.SupportMapFragment"
          map:mapType="normal"
          map:uiZoomControls="false"
          map:uiZoomGestures="true"
          map:cameraZoom="13"
          map:uiRotateGestures="true"
          map:uiTiltGestures="true"/&gt;
  &lt;/RelativeLayout&gt;
  </code></pre>
  
  <p>MyView.class:</p>
  
  <pre><code>public class MyView extends RelativeLayout {
      private GoogleMap map;
  
      public MyView(Context context, FragmentActivity activity) {
          super(context);
          inflate(activity, R.layout.activity_hits, this);
          this.map = ((SupportMapFragment) activity.getSupportFragmentManager()
              .findFragmentById(R.id.hits_map)).getMap();
      }
  }
  </code></pre>
  
  <p>I have no idea what this error means. Can someone explain this?</p>