java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v4.app.DialogFragment.dismiss()' on a null object reference

GitHub | AndyScherzinger | 4 months ago
  1. 0

    NPE in CheckAvailableSpaceTask.onPostExecute

    GitHub | 4 months ago | AndyScherzinger
    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v4.app.DialogFragment.dismiss()' on a null object reference
  2. 0

    SwipeRefreshLayout -Attempt to invoke virtual method on a null object reference

    Stack Overflow | 2 years ago | Stevetro
    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v4.widget.SwipeRefreshLayout.setOnRefreshListener(android.support.v4.widget.SwipeRefreshLayout$OnRefreshListener)' on a null object reference
  3. 0

    Crash while reading

    GitHub | 11 months ago | lenisko
    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v4.app.FragmentManagerImpl.performPendingDeferredStart(android.support.v4.app.Fragment)' on a null object reference
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  5. 0

    The viewpager in a fragment

    Stack Overflow | 2 years ago | user2655973
    java.lang.RuntimeException: Unable to start activity ComponentInfo{com.demo.example/com.demo.android.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v4.view.ViewPager.setAdapter(android.support.v4.view.PagerAdapter)' on a null object reference
  6. 0

    Attempt to invoke virtual method 'void android.support.v4.view.ViewPager.setAdapter(android.support.v4.view.PagerAdapter)' on a null object reference

    Stack Overflow | 1 year ago | PereraSH
    java.lang.RuntimeException: Unable to start activity ComponentInfo{carsaleapp.shanaka.com.carsaleapp/carsaleapp.shanaka.com.carsaleapp.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v4.view.ViewPager.setAdapter(android.support.v4.view.PagerAdapter)' on a null object reference

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    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'void android.support.v4.app.DialogFragment.dismiss()' on a null object reference

      at com.owncloud.android.ui.activity.UploadFilesActivity$CheckAvailableSpaceTask.onPostExecute()
    2. com.owncloud.android
      UploadFilesActivity$CheckAvailableSpaceTask.onPostExecute
      1. com.owncloud.android.ui.activity.UploadFilesActivity$CheckAvailableSpaceTask.onPostExecute(UploadFilesActivity.java:440)
      2. com.owncloud.android.ui.activity.UploadFilesActivity$CheckAvailableSpaceTask.onPostExecute(UploadFilesActivity.java:400)
      2 frames
    3. Android Platform
      AsyncTask.finish
      1. android.os.AsyncTask.finish(AsyncTask.java:651)
      1 frame