try {
TableContentValidationElement validationElement = getContentValidationEle();
TableHelpMessageElement helpMessageElement = OdfElement.findFirstChildNode(TableHelpMessageElement.class,
validationElement);
if (helpMessageElement != null) {
validationElement.removeChild(helpMessageElement);
}
helpMessageElement = validationElement.newTableHelpMessageElement();
helpMessageElement.setTableTitleAttribute(title);
helpMessageElement.setTableDisplayAttribute(true);
helpMessageElement.newTextPElement().setTextContent(text);