Google Map V2 android error Inflating class fragment error
I am creating an application with tab and I have map in one of the tab, when I open map from it works fine and when I visit some other tab that time also it works fine, but when I come back to the map tab app crashes with this error.
04-09 14:10:43.866: E/AndroidRuntime(28184): android.view.InflateException: Binary XML file line #42: Error inflating class fragment
04-09 14:10:43.866: E/AndroidRuntime(28184): at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:697)
04-09 14:10:43.866: E/AndroidRuntime(28184): at android.view.LayoutInflater.rInflate(LayoutInflater.java:739)
04-09 14:10:43.866: E/AndroidRuntime(28184): at android.view.LayoutInflater.rInflate(LayoutInflater.java:742)
04-09 14:10:43.866: E/AndroidRuntime(28184): at android.view.LayoutInflater.inflate(LayoutInflater.java:489)
04-09 14:10:43.866: E/AndroidRuntime(28184): at android.view.LayoutInflater.inflate(LayoutInflater.java:396)
04-09 14:10:43.866: E/AndroidRuntime(28184): at com.research.fragmenttabstudy.tabA.TodaysDealLocation.onCreateView(TodaysDealLocation.java:43)
Here is my code:
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
Log.d("err","todaysdeal location");
Log.d("err","todaysdeal location"+inflater.toString()+" "+container.toString()+" ");
super.onCreateView(inflater, container, savedInstanceState);
// map.clear();
View view = inflater.inflate(R.layout.todays_deal_location, container,
false);
Log.d("err",view.toString());
back = (ImageView) view.findViewById(R.id.list);
back.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
// Constants.passcode_chk = 0;
// finish();
mActivity.popFragments();
}
});
return view;
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
map = ((SupportMapFragment) getFragmentManager().findFragmentById(
R.id.mapp)).getMap();
map.setMapType(GoogleMap.MAP_TYPE_NORMAL);
}
xml:
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent" >
<ImageView
android:id="@+id/imageView1"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_alignParentLeft="true"
android:layout_alignParentTop="true"
android:src="@drawable/topbar" />
<!-- <ImageView -->
<!-- android:id="@+id/deallistmenu" -->
<!-- android:layout_width="wrap_content" -->
<!-- android:layout_height="wrap_content" -->
<!-- android:layout_marginLeft="5dp" -->
<!-- android:layout_marginTop="9dp" -->
<!-- android:src="@drawable/deallist_menubtn" /> -->
<ImageView
android:id="@+id/list"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentRight="true"
android:layout_marginRight="7dp"
android:layout_marginTop="7dp"
android:src="@drawable/map_list" />
<RelativeLayout
android:id="@+id/frameLayout"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_below="@id/imageView1"
android:layout_marginTop="-4.8dp" >
<!-- box layout.................................................................... -->
<!-- box layout.................................................................... -->
<fragment
android:id="@+id/mapp"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_below="@+id/tv_location"
android:name="com.google.android.gms.maps.SupportMapFragment" />
<!-- <ZoomControls -->
<!-- android:id="@+id/zoomControls" -->
<!-- android:layout_width="wrap_content" -->
<!-- android:layout_height="wrap_content" -->
<!-- android:layout_alignParentBottom="true" -->
<!-- android:layout_alignParentLeft="true" -->
<!-- android:layout_marginBottom="30dp" -->
<!-- android:layout_marginLeft="100dp" /> -->
</RelativeLayout>
<TextView
android:id="@+id/barTitle"
android:layout_width="match_parent"
android:layout_height="50dp"
android:layout_alignParentLeft="true"
android:layout_alignParentTop="true"
android:gravity="center"
android:lines="1"
android:maxLines="1"
android:paddingLeft="50dip"
android:paddingRight="55dip"
android:singleLine="true"
android:text=""
android:textAppearance="?android:attr/textAppearanceMedium"
android:textColor="@android:color/white"
android:textSize="18dp" />
</RelativeLayout>
Answer
Your problem is that you have declared the google maps v2 fragment in XML, so every time you inflate the XML it makes a new fragment. However, the id of the fragment is hard-coded in the XML, so it will try to create the new fragment with the same id as the one that is already running. Two running fragments cant have the same id, so the app crashes.
The best way to fix this is to make the map fragment programmatically. A good example of this can be found in ProgrammaticDemoActivity.java part of the google maps example project.
However, if for some reason you must declare your fragment in XML, you can make it work by killing the old map fragment when you leave the view, so the new one can be created.
You can do something like:
private void killOldMap() {
SupportMapFragment mapFragment = ((SupportMapFragment) getSherlockActivity()
.getSupportFragmentManager().findFragmentById(R.id.map));
if(mapFragment != null) {
FragmentManager fM = getFragmentManager();
fM.beginTransaction().remove(mapFragment).commit();
}
}
and then call it from onDetach() and onDestroyView() to ensure the old map is killed.
As you can see, this is kind of a hack and you are best off just programmatically making your app instead of using XML.