un.notifyError(ImViewerAgent.ERROR, e.getMessage(), e.getCause());
un.notifyError(ImViewerAgent.ERROR, e.getExtendedMessage(), e.getCause());
    private void handleException(RenderingServiceException e)    {    	UserNotifier un = ImViewerAgent.getRegistry().getUserNotifier();    	un.notifyError(ImViewerAgent.ERROR, e.getMessage(), e.getCause());    	parentModel.discard();    }