java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.TextView.setText(java.lang.CharSequence)' on a null object reference

openclassrooms.com | 2 months ago
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  1. 0

    [RĂ©solu] Android : erreur dans l'Utilisation d' AsyncTask par gabinsoft - page 1

    openclassrooms.com | 2 months ago
    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.TextView.setText(java.lang.CharSequence)' on a null object reference
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    samebug tip
    Use 'dialog' to access views from custom_layout layout.
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    Android: Cant figure out NullPointerException

    Stack Overflow | 1 year ago | Pizzan
    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.TextView.setText(java.lang.CharSequence)' on a null object reference
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    Stack Overflow | 2 months ago | ososmam
    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ListView.setAdapter(android.widget.ListAdapter)' on a null object reference
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    HttpUrlConnection not working gives warning and AsyncTask returns null

    Stack Overflow | 3 weeks ago | Dhairya Gandhi
    java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String com.dhairyagandhi.dailyfuel.models.QuoteModel.getQuote()' on a null object reference

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    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'void android.widget.TextView.setText(java.lang.CharSequence)' on a null object reference

      at parsing.json.com.jsonparsindemo.MainActivity$JSONTask.onPostExecute()
    2. parsing.json.com
      MainActivity$JSONTask.onPostExecute
      1. parsing.json.com.jsonparsindemo.MainActivity$JSONTask.onPostExecute(MainActivity.java:87)
      2. parsing.json.com.jsonparsindemo.MainActivity$JSONTask.onPostExecute(MainActivity.java:39)
      2 frames
    3. Android Platform
      AsyncTask.finish
      1. android.os.AsyncTask.finish(AsyncTask.java:651)
      1 frame