@Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_single_fragment); getSupportActionBar().setDisplayHomeAsUpEnabled(true); MMAdView ad = AdsUtils.loadAdIfNeeded(this); if (ad != null) { adRefreshHandler = new RefreshHandler(ad); } if (savedInstanceState == null) { Bundle arguments = new Bundle(); final WiFiNetwork wiFiNetwork = (WiFiNetwork) getIntent().getParcelableExtra(NetworkFragment.NETWORK_ID); arguments.putParcelable(NetworkFragment.NETWORK_ID, wiFiNetwork); setTitle(wiFiNetwork.getSsidName()); NetworkFragment fragment = new NetworkFragment(); fragment.setArguments(arguments); getSupportFragmentManager().beginTransaction().add(R.id.keygen_fragment, fragment).commit(); } }