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

  1. 0

    if i enter any random words it is not displaying "NO book found"

    Stack Overflow | 3 months ago | Ashish Choudhary
    java.lang.RuntimeException: An error occurred while executing doInBackground()
  2. 0
    Initialize the variable before calling a method on it.
  3. 0
    The resource was accessed after it was dismissed.
  4. Speed up your debug routine!

    Automated exception search integrated into your IDE

  5. 0
    Use 'dialog' to access views from custom_layout layout.
  6. 0

    Crash report 4.7: NPE in StatsWidgetProvider.isBlogDisplayedInWidget

    GitHub | 1 year ago | maxme
    java.lang.NullPointerException: Attempt to invoke virtual method 'int org.json.JSONArray.length()' on a null object reference

    Not finding the right solution?
    Take a tour to get the most out of Samebug.

    Tired of useless tips?

    Automated exception search integrated into your IDE

    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'int org.json.JSONArray.length()' on a null object reference

      at com.example.ashis.booklisting.QueryUtils.extractFromJson()
    2. com.example.ashis
      MainActivity$BookAsyncTask.doInBackground
      1. com.example.ashis.booklisting.QueryUtils.extractFromJson(QueryUtils.java:69)
      2. com.example.ashis.booklisting.QueryUtils.fetchBookData(QueryUtils.java:38)
      3. com.example.ashis.booklisting.MainActivity$BookAsyncTask.doInBackground(MainActivity.java:58)
      4. com.example.ashis.booklisting.MainActivity$BookAsyncTask.doInBackground(MainActivity.java:51)
      4 frames
    3. Android Platform
      AsyncTask$2.call
      1. android.os.AsyncTask$2.call(AsyncTask.java:295)
      1 frame
    4. Java RT
      FutureTask.run
      1. java.util.concurrent.FutureTask.run(FutureTask.java:237)
      1 frame
    5. Android Platform
      AsyncTask$SerialExecutor$1.run
      1. android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:234)
      1 frame
    6. Java RT
      Thread.run
      1. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1113)
      2. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:588)
      3. java.lang.Thread.run(Thread.java:818)
      3 frames