how can I do set setCurrentItem function?

[S-Masoud-Emamian]

Hi

how can I do set setCurrentItem function?

after below code I get some errors :

 mViewPager.setCurrentItem(3);

errors :

at com.kmshack.newsstand.MainActivity.onPageSelected(MainActivity.java:145)
        at     com.astuetz.PagerSlidingTabStrip$PageListener.onPageSelected(PagerSlidingTabStrip.java:387)
        at android.support.v4.view.ViewPager.setCurrentItemInternal(ViewPager.java:548)
        at android.support.v4.view.ViewPager.setCurrentItemInternal(ViewPager.java:514)
        at android.support.v4.view.ViewPager.setCurrentItem(ViewPager.java:495)
        at     com.kmshack.newsstand.MainActivity.onCreate(MainActivity.java:126)//mViewPager.setCurrentItem(3);

[S-Masoud-Emamian]

Solved :

       new Handler().postDelayed(new Runnable() {
         @Override
         public void run() {
             mViewPager.setCurrentItem(3);
          }
     },500);