java.net.UnknownHostException: weka.sourceforge.net

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Root Cause Analysis

  1. java.net.UnknownHostException

    weka.sourceforge.net

    at java.net.AbstractPlainSocketImpl.connect()
  2. Java RT
    HttpURLConnection.getInputStream
    1. java.net.AbstractPlainSocketImpl.connect(Unknown Source)
    2. java.net.PlainSocketImpl.connect(Unknown Source)
    3. java.net.SocksSocketImpl.connect(Unknown Source)
    4. java.net.Socket.connect(Unknown Source)
    5. sun.net.NetworkClient.doConnect(Unknown Source)
    6. sun.net.www.http.HttpClient.openServer(Unknown Source)
    7. sun.net.www.http.HttpClient.openServer(Unknown Source)
    8. sun.net.www.http.HttpClient.<init>(Unknown Source)
    9. sun.net.www.http.HttpClient.New(Unknown Source)
    10. sun.net.www.http.HttpClient.New(Unknown Source)
    11. sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(Unknown Source)
    12. sun.net.www.protocol.http.HttpURLConnection.plainConnect(Unknown Source)
    13. sun.net.www.protocol.http.HttpURLConnection.connect(Unknown Source)
    14. sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    14 frames
  3. org.pentaho.packageManagement
    DefaultPackageManager.getRepositoryPackageMetaDataOnlyAsZip
    1. org.pentaho.packageManagement.DefaultPackageManager.getRepositoryPackageMetaDataOnlyAsZip(Unknown Source)
    1 frame
  4. weka-dev
    PackageManager$EstablishCache.doInBackground
    1. weka.core.WekaPackageManager.refreshCache(WekaPackageManager.java:821)
    2. weka.core.WekaPackageManager.establishCacheIfNeeded(WekaPackageManager.java:755)
    3. weka.gui.PackageManager$EstablishCache.doInBackground(PackageManager.java:285)
    4. weka.gui.PackageManager$EstablishCache.doInBackground(PackageManager.java:256)
    4 frames
  5. Java RT
    Thread.run
    1. javax.swing.SwingWorker$1.call(Unknown Source)
    2. java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source)
    3. java.util.concurrent.FutureTask.run(Unknown Source)
    4. javax.swing.SwingWorker.run(Unknown Source)
    5. java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
    6. java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
    7. java.lang.Thread.run(Unknown Source)
    7 frames