+ f.getName(),
+ f.getName() + "\n" + ex.getMessage(),
  protected void setBaseInstancesFromFile(File f) {          try {      m_Log.statusMessage("Reading from file...");      Reader r = new BufferedReader(new FileReader(f));      setBaseInstances(new Instances(r));      r.close();    } catch (Exception ex) {      m_Log.statusMessage("Problem reading " + f.getName());      JOptionPane.showMessageDialog(this,				    "Couldn't read from file:\n"				    + f.getName(),				    "Load Instances",				    JOptionPane.ERROR_MESSAGE);    }  }