Fixing the rendering problem when use Google Maps Android API v2, it has been tested on Android V. 2.3.6 and 4.0.4, i hope it works for you. Enjoy it! ;D Supported by @felipeska

fragment_map

<?xml version="1.0" encoding="utf-8"?>
<fragment xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/map"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    class="com.cyrilmottier.polaris2.maps.SupportMapFragment" />
<!-- The usual fragment contains the map, i'm using  polaris2, 
Polaris is a framework enhancing the Google Maps Android API v2. It aims to 
fix some of the most frustrating bugs of the original library and provide additional features. -->

request_service

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:orientation="vertical" >
<!-- This framelayout contains the Map actually Google Maps Android API v2, i use it, 
in order to add different views in the same space.-->
    <FrameLayout
        android:id="@+id/content_map"
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:background="@null" >
    </FrameLayout>
<!-- Add a view to fix the rendering problem when used with Google Maps Android API v2 -->
    <View
        android:layout_width="match_parent"
        android:layout_height="match_parent" />

</RelativeLayout>