java.lang.RuntimeException: An error occurred while executing doInBackground()

Stack Overflow | hend ahmed | 3 months ago
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    about row file null refrence

    Stack Overflow | 3 months ago | hend ahmed
    java.lang.RuntimeException: An error occurred while executing doInBackground()
  2. 0

    Java Android NullPointerExceptionIT怪 挨踢怪 28印象 二八印象

    28im.com | 1 year ago
    java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.kristofer.myapplication/com.example.kristofer.myapplication.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.res.Resources android.content.Context.getResources()' on a null object reference
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    Issues When Calling a Method in Android

    Stack Overflow | 1 year ago | CBA110
    java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.res.Resources android.content.Context.getResources()' on a null object reference
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  5. 0

    Null pointer execption even when object is not null

    Stack Overflow | 5 months ago | One Step Back
    java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.res.Resources android.content.Context.getResources()' on a null object reference
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    Youtube Player API results in java.lang.NoClassDefFoundError

    codegur.com | 3 months ago
    java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.example.salimshivani.student/com.example.salimshivani.student.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.res.Resources android.content.Context.getResources()' on a null object reference

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    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'android.content.res.Resources android.content.Context.getResources()' on a null object referenceandroid.content.Context.openFileInput(java.lang.String)' on a null object reference

      at com.example.a.dictionary.DictionaryLoader.doInBackground()
    2. com.example.a
      DictionaryLoader.doInBackground
      1. com.example.a.dictionary.DictionaryLoader.doInBackground(DictionaryLoader.java:56)
      2. com.example.a.dictionary.DictionaryLoader.doInBackground(DictionaryLoader.java:23)
      2 frames
    3. Android Platform
      AsyncTask$2.call
      1. android.os.AsyncTask$2.call(AsyncTask.java:295)
      1 frame
    4. Java RT
      FutureTask.run
      1. java.util.concurrent.FutureTask.run(FutureTask.java:237)
      1 frame