Arcgis for Android 开发遇到问题，求帮忙解决

Question

Arcgis for Android 开发遇到了at com.esri.android.map.MapView.(Unknown Source)，怎么解决

Layout
android:id="@+id/secondmapview"
android:layout_width="fill_parent"
android:layout_height="fill_parent" >

Activity
com.esri.android.map.MapView esrimapview;
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.second);
esrimapview = (com.esri.android.map.MapView) findViewById(R.id.secondmapview);
String url = "http://services.arcgisonline.com/ArcGIS/rest/services/World_Street_Map/MapServer";
ArcGISTiledMapServiceLayer arcGISTiledMapServiceLayer = new ArcGISTiledMapServiceLayer(url);
esrimapview.addLayer(arcGISTiledMapServiceLayer);
}

Answer 1

你的包导了吗？
参考：http://www.2cto.com/kf/201310/251175.html