java.lang.IllegalStateException: The application's PagerAdapter changed the adapter's contents without calling PagerAdapter#notifyDataSetChanged! Expected adapter item count: 0, found: 2 Pager id: com.formfilling:id/view_pager Pager class: class android.support.v4.view.ViewPager Problematic adapter: class com.formfilling.FormContentViewFragment$FormContentViewAdapter

Stack Overflow | ankit682 | 6 days ago
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Root Cause Analysis

  1. java.lang.IllegalStateException

    The application's PagerAdapter changed the adapter's contents without calling PagerAdapter#notifyDataSetChanged! Expected adapter item count: 0, found: 2 Pager id: com.formfilling:id/view_pager Pager class: class android.support.v4.view.ViewPager Problematic adapter: class com.formfilling.FormContentViewFragment$FormContentViewAdapter

    at android.support.v4.view.ViewPager.populate()
  2. Android Support v4
    ViewPager.onMeasure
    1. android.support.v4.view.ViewPager.populate(ViewPager.java:1171)
    2. android.support.v4.view.ViewPager.populate(ViewPager.java:1120)
    3. android.support.v4.view.ViewPager.onMeasure(ViewPager.java:1646)
    3 frames