Android Sherlock ActionBar Tab can't detach SupportMapFragment properly

view story

http://stackoverflow.com – I have an Android project with Sherlock ActionBar and Support Library. In the onCreate of SherlockFragmentActivity I initialized ActionBar with 2 tabs: private void configureActionBar(){ ActionBar actionBar = getSupportActionBar(); actionBar.setDisplayShowTitleEnabled(false); actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS); ActionBar.Tab tab = actionBar.newTab() .setText("Events") .setTabListener(new TabListener<SampleListFragment>( this, "events", SampleListFragment.class)); actionBar.addTab(tab); tab = ac (HowTos)