title: obj Fragment wrong 2nd argument type found 'Android.support.V4.app.Fragment.' required 'Android.app.Fragment'
body: <p>I can't work out why my objFragment is giving me issues with the support manager, I'm getting this error: </p>
  
  <pre><code> Error:(101, 17) error: no suitable method found for replace(int,android.support.v4.app.Fragment)
  method FragmentTransaction.replace(int,android.app.Fragment,String) is not applicable
  (actual and formal argument lists differ in length)
  method FragmentTransaction.replace(int,android.app.Fragment) is not applicable
  (actual argument android.support.v4.app.Fragment cannot be converted to android.app.Fragment by method invocation conversion)
  </code></pre>
  
  <p>And it's happening on this on objFragment on this line: <code>.replace(R.id.container, objFragment)</code></p>
  
  <p>Here's my full code: </p>
  
  <pre><code>import android.app.ActionBar;
  import android.app.Activity;
  import android.app.FragmentManager;
  import android.os.Bundle;
  import android.support.v4.app.FragmentActivity;
  import android.support.v4.widget.DrawerLayout;
  import android.view.LayoutInflater;
  import android.view.Menu;
  import android.view.MenuItem;
  import android.view.View;
  import android.view.ViewGroup;
  import android.support.v4.app.Fragment;
  
  
  
  /* public class MainActivity extends FragmentActivity {
  
     public static FragmentManager fragmentManager;
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.main);
  
         // initialising the object of the FragmentManager. Here I'm passing getSupportFragmentManager(). You can pass getFragmentManager() if you are coding for Android 3.0 or above.
         fragmentManager = getSupportFragmentManager();
     }
  } */
  
  
  public class MainActivity2Activity extends FragmentActivity
          implements NavigationDrawerFragment.NavigationDrawerCallbacks {
  
      /**
       * Fragment managing the behaviors, interactions and presentation of the navigation drawer.
       */
      private NavigationDrawerFragment mNavigationDrawerFragment;
  
      /**
       * Used to store the last screen title. For use in {@link #restoreActionBar()}.
       */
      private CharSequence mTitle;
  
      public static android.support.v4.app.FragmentManager fragmentManager;
      @Override
      protected void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
          setContentView(R.layout.activity_main_activity2);
  
  
  
  
          // initialising the object of the FragmentManager. Here I'm passing getSupportFragmentManager(). You can pass getFragmentManager() if you are coding for Android 3.0 or above.
          fragmentManager = getSupportFragmentManager();
  
  
          mNavigationDrawerFragment = (NavigationDrawerFragment)
                  getFragmentManager().findFragmentById(R.id.navigation_drawer);
          mTitle = getTitle();
  
          // Set up the drawer.
          mNavigationDrawerFragment.setUp(
                  R.id.navigation_drawer,
                  (DrawerLayout) findViewById(R.id.drawer_layout));
  
          // initialising the object of the FragmentManager. Here I'm passing getSupportFragmentManager(). You can pass getFragmentManager() if you are coding for Android 3.0 or above.
          fragmentManager = getSupportFragmentManager();
  
  
      }
  
      @Override
      public void onNavigationDrawerItemSelected(int position) {
  
          // This method controls the navigation drawer
  
          Fragment objFragment = null;
  
          switch (position) {
              case 0:
                  objFragment = new menu_1_fragment();
                  break;
              case 1:
                  objFragment = new menu_2_fragment();
                  break;
              case 2:
                  objFragment = new menu_3_fragment();
                  break;
              case 3:
                  objFragment = new menu_4_fragment();
                  break;
              case 4:
                  objFragment = new menu_5_fragment();
                  break;
          }
  
          // update the main content by replacing fragments
          FragmentManager fragmentManager = getFragmentManager();
          fragmentManager.beginTransaction()
                  .replace(R.id.container, objFragment)
                  .commit();
      }
  
      public void onSectionAttached(int number) {
          switch (number) {
              case 1:
                  mTitle = getString(R.string.title_section1);
                  break;
              case 2:
                  mTitle = getString(R.string.title_section2);
                  break;
              case 3:
                  mTitle = getString(R.string.title_section3);
                  break;
              case 4:
                  mTitle = getString(R.string.title_section4);
                  break;
              case 5:
                  mTitle = getString(R.string.title_section5);
                  break;
          }
      }
  
      public void restoreActionBar() {
          ActionBar actionBar = getActionBar();
          actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
          actionBar.setDisplayShowTitleEnabled(true);
          // actionBar.setTitle(mTitle);
      }
  
  
  
  
      @Override
      public boolean onCreateOptionsMenu(Menu menu) {
          if (!mNavigationDrawerFragment.isDrawerOpen()) {
              // Only show items in the action bar relevant to this screen
              // if the drawer is not showing. Otherwise, let the drawer
              // decide what to show in the action bar.
              getMenuInflater().inflate(R.menu.main_activity2, menu);
              restoreActionBar();
              return true;
          }
          return super.onCreateOptionsMenu(menu);
      }
  
      @Override
      public boolean onOptionsItemSelected(MenuItem item) {
          // Handle action bar item clicks here. The action bar will
          // automatically handle clicks on the Home/Up button, so long
          // as you specify a parent activity in AndroidManifest.xml.
          int id = item.getItemId();
  
          // Link to settings in the main menu or create google maps options
          //noinspection SimplifiableIfStatement
          if (id == R.id.action_settings) {
              return true;
          }
  
          return super.onOptionsItemSelected(item);
      }
  
      /**
       * A placeholder fragment containing a simple view.
       */
      public static class PlaceholderFragment extends Fragment {
          /**
           * The fragment argument representing the section number for this
           * fragment.
           */
          private static final String ARG_SECTION_NUMBER = "section_number";
  
          /**
           * Returns a new instance of this fragment for the given section
           * number.
           */
          public static PlaceholderFragment newInstance(int sectionNumber) {
              PlaceholderFragment fragment = new PlaceholderFragment();
              Bundle args = new Bundle();
              args.putInt(ARG_SECTION_NUMBER, sectionNumber);
              fragment.setArguments(args);
              return fragment;
          }
  
          public PlaceholderFragment() {
          }
  
          @Override
          public View onCreateView(LayoutInflater inflater, ViewGroup container,
                                   Bundle savedInstanceState) {
              View rootView = inflater.inflate(R.layout.fragment_main_activity2, container, false);
              return rootView;
          }
  
  
          @Override
          public void onAttach(Activity activity) {
              super.onAttach(activity);
              ((MainActivity2Activity) activity).onSectionAttached(
                      getArguments().getInt(ARG_SECTION_NUMBER));
          }
      }
  
  }
  </code></pre>