Как исправить ошибку с пустым значением

protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_home);
 
        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);
 
        DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
        ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
                this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
        drawer.addDrawerListener(toggle);// HERE ERROR
        toggle.syncState();
 
        NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view);
        navigationView.setNavigationItemSelectedListener(this);
 
 
//         Create the adapter that will return a fragment for each of the three
//         primary sections of the activity.
        mSectionsPagerAdapter = new SectionsPagerAdapter(getSupportFragmentManager());
 
 
 
        mSectionsPagerAdapter.addItem(new NowFragment(), "Сейчас в прокате");
        mSectionsPagerAdapter.addItem(new SoonFragment(), "Скоро в прокате");
        mSectionsPagerAdapter.addItem(new TicketsFragment(), "Билеты");
 
        // Set up the ViewPager with the sections adapter.
        mViewPager = (ViewPager) findViewById(R.id.container);
        mViewPager.setAdapter(mSectionsPagerAdapter);
 
        TabLayout tabLayout = (TabLayout) findViewById(R.id.tabs);
 
        mViewPager.addOnPageChangeListener(new TabLayout.TabLayoutOnPageChangeListener(tabLayout));
        tabLayout.addOnTabSelectedListener(new TabLayout.ViewPagerOnTabSelectedListener(mViewPager));
        tabLayout.setupWithViewPager(mViewPager);
 
    }