Program: 20796
Project: 20796
Buggy source:
@Override public ArrayList<DownloadLink> decryptIt(CryptedLink parameter,ProgressController progress) throws Exception {
  progress.getBroadcaster().addListener(this);
  ArrayList<DownloadLink> decryptedLinks=new ArrayList<DownloadLink>();
  ArrayList<String> picLinks=new ArrayList<String>();
  br.setFollowRedirects(true);
  String link=parameter.toString();
  br.getPage(link);
  String nextPage=null;
  String[] sets=null;
  String[] links=null;
  String setName=null;
  FilePackage fp=null;
  if (link.matches("String_Node_Str")) {
    sets=br.getRegex(setLinkPattern).getColumn(0);
    for (    String set : sets) {
      decryptedLinks.add(createDownloadlink("String_Node_Str" + set));
    }
    return decryptedLinks;
  }
  setName=br.getRegex(setNamePattern).getMatch(1);
  if (setName != null) {
    fp=FilePackage.getInstance();
    fp.setName(setName);
  }
  if (!link.contains("String_Node_Str")) {
    picLinks.add(link);
  }
 else {
    do {
      if (abort) {
      }
      links=br.getRegex(singleLinksPattern).getColumn(0);
      for (      String link2 : links) {
        String picLink="String_Node_Str" + link2;
        picLinks.add(picLink);
      }
      nextPage=br.getRegex(nextPagePattern).getMatch(0);
      if (nextPage == null)       break;
      br.getPage(link + nextPage);
    }
 while (true);
  }
  String[][] picture=null;
  String pictureURL=null;
  DownloadLink dlLink;
  progress.setRange(picLinks.size());
  for (  String picLink : picLinks) {
    if (abort) {
      progress.setColor(Color.RED);
      progress.setStatusText(progress.getStatusText() + "String_Node_Str" + JDL.L("String_Node_Str","String_Node_Str"));
      progress.doFinalize(5000l);
      return new ArrayList<DownloadLink>();
    }
    br.getPage(picLink);
    picture=br.getRegex(pictureURLPattern).getMatches();
    pictureURL=picture[0][0];
    if (pictureURL == null)     throw new PluginException(LinkStatus.ERROR_PLUGIN_DEFECT);
    dlLink=createDownloadlink(pictureURL);
    if (fp != null)     dlLink.setFilePackage(fp);
    decryptedLinks.add(dlLink);
    progress.increase(1);
  }
  return decryptedLinks;
}

Fixed version (ground truth):
@Override public ArrayList<DownloadLink> decryptIt(CryptedLink parameter,ProgressController progress) throws Exception {
  try {
    progress.getBroadcaster().addListener(this);
  }
 catch (  Throwable e) {
  }
  ArrayList<DownloadLink> decryptedLinks=new ArrayList<DownloadLink>();
  ArrayList<String> picLinks=new ArrayList<String>();
  br.setFollowRedirects(true);
  String link=parameter.toString();
  br.getPage(link);
  String nextPage=null;
  String[] sets=null;
  String[] links=null;
  String setName=null;
  FilePackage fp=null;
  if (link.matches("String_Node_Str")) {
    sets=br.getRegex(setLinkPattern).getColumn(0);
    for (    String set : sets) {
      decryptedLinks.add(createDownloadlink("String_Node_Str" + set));
    }
    return decryptedLinks;
  }
  setName=br.getRegex(setNamePattern).getMatch(1);
  if (setName != null) {
    fp=FilePackage.getInstance();
    fp.setName(setName);
  }
  if (!link.contains("String_Node_Str")) {
    picLinks.add(link);
  }
 else {
    do {
      if (abort) {
      }
      links=br.getRegex(singleLinksPattern).getColumn(0);
      for (      String link2 : links) {
        String picLink="String_Node_Str" + link2;
        picLinks.add(picLink);
      }
      nextPage=br.getRegex(nextPagePattern).getMatch(0);
      if (nextPage == null)       break;
      br.getPage(link + nextPage);
    }
 while (true);
  }
  String[][] picture=null;
  String pictureURL=null;
  DownloadLink dlLink;
  progress.setRange(picLinks.size());
  for (  String picLink : picLinks) {
    if (abort) {
      progress.setColor(Color.RED);
      progress.setStatusText(progress.getStatusText() + "String_Node_Str" + JDL.L("String_Node_Str","String_Node_Str"));
      progress.doFinalize(5000l);
      return new ArrayList<DownloadLink>();
    }
    br.getPage(picLink);
    picture=br.getRegex(pictureURLPattern).getMatches();
    pictureURL=picture[0][0];
    if (pictureURL == null)     throw new PluginException(LinkStatus.ERROR_PLUGIN_DEFECT);
    dlLink=createDownloadlink(pictureURL);
    if (fp != null)     dlLink.setFilePackage(fp);
    decryptedLinks.add(dlLink);
    progress.increase(1);
  }
  return decryptedLinks;
}