System.err.println("Turning off custom property iterator");
      public void propertyChange(PropertyChangeEvent e) {	m_Exp.setResultProducer((ResultProducer) m_RPEditor.getValue());	System.err.println("Turning off custom property iterator");	m_Exp.setUsePropertyIterator(false);	m_Exp.setPropertyArray(null);	m_Exp.setPropertyPath(null);	m_GeneratorPropertyPanel.setExperiment(m_Exp);	repaint();      }