java.lang.IllegalStateException: The specified child already has a parent. You must call removeView(

在做viewPager+Fragment时从加载布局错误，原因是

public class PurchaseFragment extends Fragment{@Overridepublic View onCreateView(LayoutInflater inflater, ViewGroup container,Bundle savedInstanceState) {// TODO Auto-generated method stubreturn inflater.inflate(R.layout.fragment_purchase_am, container);}}

解决方法：

public class PurchaseFragment extends Fragment{@Overridepublic View onCreateView(LayoutInflater inflater, ViewGroup container,Bundle savedInstanceState) {// TODO Auto-generated method stubreturn inflater.inflate(R.layout.fragment_purchase_am, null);}}