#vulnerable code 
                              <PatternString> Component createTargetComponent(org.sikuli.script.Image img) {
    JLabel cause = null;
    JPanel dialog = new JPanel();
    dialog.setLayout(new BorderLayout());
    if (img.isValid()) {
      if (!img.isText()) {
        String rescale = "";
        Image bimage = img.get();
        JLabel iconLabel = new JLabel();
        int w = bimage.getWidth(this);
        int h = bimage.getHeight(this);
        if (w > 500) {
          w = 500;
          h = -h;
          rescale = " (rescaled 500x...)";
        }
        if (h > 300) {
          h = 300;
          w = -w;
          rescale = " (rescaled ...x300)";
        }
        if (h < 0 && w < 0) {
          w = 500;
          h = 300;
          rescale = " (rescaled 500x300)";
        }
        bimage = bimage.getScaledInstance(w, h, Image.SCALE_DEFAULT);
        iconLabel.setIcon(new ImageIcon(bimage));
        cause = new JLabel("Cannot find " + img.getName() + rescale);
        dialog.add(iconLabel, BorderLayout.PAGE_END);
      } else {
        cause = new JLabel("Sikuli cannot find text:" + img.getName());
      }
    }
    if (isCapture) {
      cause = new JLabel("Request to capture: " + img.getName());
    }
    dialog.add(cause, BorderLayout.PAGE_START);
    return dialog;
  } 
                            #location 10 
                            #vulnerability type NULL_DEREFERENCE
#fixed code
                              <PatternString> Component createTargetComponent(org.sikuli.script.Image img) {
    JLabel cause = null;
    JPanel dialog = new JPanel();
    dialog.setLayout(new BorderLayout());
    if (img.isValid()) {
      if (!img.isText()) {
        Image bimage = img.get(false);
        if (bimage != null) {
          String rescale = "";
          JLabel iconLabel = new JLabel();
          int w = bimage.getWidth(this);
          int h = bimage.getHeight(this);
          if (w > 500) {
            w = 500;
            h = -h;
            rescale = " (rescaled 500x...)";
          }
          if (h > 300) {
            h = 300;
            w = -w;
            rescale = " (rescaled ...x300)";
          }
          if (h < 0 && w < 0) {
            w = 500;
            h = 300;
            rescale = " (rescaled 500x300)";
          }
          bimage = bimage.getScaledInstance(w, h, Image.SCALE_DEFAULT);
          iconLabel.setIcon(new ImageIcon(bimage));
          cause = new JLabel("Cannot find " + img.getName() + rescale);
          dialog.add(iconLabel, BorderLayout.PAGE_END);
        }
      } else {
        cause = new JLabel("Sikuli cannot find text:" + img.getName());
      }
    }
    if (isCapture) {
      cause = new JLabel("Request to capture: " + img.getName());
    }
    dialog.add(cause, BorderLayout.PAGE_START);
    return dialog;
  }