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

Stack Overflow | bioreset | 8 months ago
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    How to refer to a result of AsyncTask in another class?

    Stack Overflow | 8 months ago | bioreset
    java.lang.RuntimeException: An error occurred while executing doInBackground()
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    JSoup Retrieve URL Not Working

    Stack Overflow | 4 years ago | zwang
    java.lang.IllegalArgumentException: Must supply a valid URL
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    AsyncTask #1 :An error occured while executing doInBackground()

    Stack Overflow | 3 years ago | Aexyn
    java.lang.RuntimeException: An error occured while executing doInBackground()
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    Error while scraping(Caribbeancom)

    GitHub | 2 years ago | NapInFever
    java.lang.IllegalArgumentException: Must supply a valid URL

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    Root Cause Analysis

    1. java.lang.IllegalArgumentException

      Must supply a valid URL

      at org.jsoup.helper.Validate.notEmpty()
    2. jsoup
      Jsoup.connect
      1. org.jsoup.helper.Validate.notEmpty(Validate.java:102)
      2. org.jsoup.helper.HttpConnection.url(HttpConnection.java:72)
      3. org.jsoup.helper.HttpConnection.connect(HttpConnection.java:36)
      4. org.jsoup.Jsoup.connect(Jsoup.java:73)
      4 frames
    3. pl.dariusz.app
      imgDownloader.doInBackground
      1. pl.dariusz.app.imgDownloader.doInBackground(imgDownloader.java:30)
      2. pl.dariusz.app.imgDownloader.doInBackground(imgDownloader.java:12)
      2 frames
    4. Android Platform
      AsyncTask$2.call
      1. android.os.AsyncTask$2.call(AsyncTask.java:295)
      1 frame
    5. Java RT
      FutureTask.run
      1. java.util.concurrent.FutureTask.run(FutureTask.java:237)
      1 frame