protected override void OnCreate(Bundle savedInstanceState) { base.OnCreate(savedInstanceState); SetContentView(Resource.Layout.activity_info); btnNext = (TextView)FindViewById(Resource.Id.btn_next); btnSkip = (TextView)FindViewById(Resource.Id.btn_skip); vpPager = (ViewPager)FindViewById(Resource.Id.vpPager); sessionManager = new Session_management(this); Android.Support.V4.App.FragmentManager fragmentManager = SupportFragmentManager; adapterViewPager = new MyPagerAdapter(fragmentManager); vpPager.Adapter = adapterViewPager; PageStepIndicator extensiblePageIndicator = (PageStepIndicator)FindViewById(Resource.Id.page_stepper); extensiblePageIndicator.SetupWithViewPager(vpPager); vpPager.SetOnPageChangeListener(this); btnNext.Click += BtnNext_Click; btnSkip.Click += BtnSkip_Click; if (sessionManager.getBooleanData()) { Intent intent = new Intent(this, typeof(MainActivity)); StartActivity(intent); Finish(); } ; }