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

Stack Overflow | bartek9888 | 1 week ago
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    Async error occured while executing doInBackground()

    Stack Overflow | 8 months ago | J.Cohen
    java.lang.RuntimeException: An error occurred while executing doInBackground()
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    NullPointerException

    GitHub | 4 weeks ago | IRMobydick
    java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.String.length()' on a null object reference
  3. 0

    E/AndroidRuntime: FATAL EXCEPTION: AsyncTask #1 An error occurred while executing doInBackground()

    Stack Overflow | 1 week ago | bartek9888
    java.lang.RuntimeException: An error occurred while executing doInBackground()
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    Android Development: FATAL EXCEPTION: AsyncTask #1

    Stack Overflow | 1 year ago | Boguz
    java.lang.RuntimeException: An error occured while executing doInBackground()
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    Stack Overflow | 5 months ago | roshanpeter
    java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.String.length()' on a null object reference
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Root Cause Analysis

  1. java.lang.NullPointerException

    Attempt to invoke virtual method 'int java.lang.String.length()' on a null object reference

    at org.json.JSONTokener.nextCleanInternal()
  2. Android Platform
    JSONObject.<init>
    1. org.json.JSONTokener.nextCleanInternal(JSONTokener.java:116)
    2. org.json.JSONTokener.nextValue(JSONTokener.java:94)
    3. org.json.JSONObject.<init>(JSONObject.java:156)
    4. org.json.JSONObject.<init>(JSONObject.java:173)
    4 frames
  3. data
    JSONWeatherParser.getWeather
    1. data.JSONWeatherParser.getWeather(JSONWeatherParser.java:23)
    1 frame
  4. com.example.bartek
    MainActivity$WeatherTask.doInBackground
    1. com.example.bartek.weather.MainActivity$WeatherTask.doInBackground(MainActivity>.java:67)
    2. com.example.bartek.weather.MainActivity$WeatherTask.doInBackground(MainActivity>.java:60)
    2 frames
  5. Android Platform
    AsyncTask$2.call
    1. android.os.AsyncTask$2.call(AsyncTask.java:304)
    1 frame
  6. Java RT
    FutureTask.run
    1. java.util.concurrent.FutureTask.run(FutureTask.java:237)
    1 frame
  7. Android Platform
    AsyncTask$SerialExecutor$1.run
    1. android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:243)
    1 frame
  8. Java RT
    Thread.run
    1. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1133)
    2. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:607)
    3. java.lang.Thread.run(Thread.java:761)
    3 frames