java.lang.RuntimeException: Unable to start activity ComponentInfo{io.openkit.example.sampleokapp/io.openkit.OKLoginActivity}: java.lang.NullPointerException

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at android.support.v4.app.FragmentManagerImpl.getFragment()
    2. Android Support v4
      FragmentManagerImpl.getFragment
      1. android.support.v4.app.FragmentManagerImpl.getFragment(FragmentManager.java:528)
      1 frame
    3. io.openkit
      OKLoginActivity.onRestoreInstanceState
      1. io.openkit.OKLoginActivity.onRestoreInstanceState(OKLoginActivity.java:62)
      1 frame
    4. Android Platform
      ActivityThread.performLaunchActivity
      1. android.app.Activity.performRestoreInstanceState(Activity.java:910)
      2. android.app.Instrumentation.callActivityOnRestoreInstanceState(Instrumentation.java:1131)
      3. android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2158)
      3 frames