protected Element buildAuthElement() throws ServiceException {
		Element ele = m_xmlutil.appendChildrenFromEnvironmental( m_appName, m_doc, "Auth", false );
		if( StringUtils.convertToBool( m_shared.getConfig( "useWCCUserName" ), false ) ) {
			String username = m_binder.getLocal( "dUser" );
			if( username == null || username.equals( "" ) ) {
				String msg = LocaleUtils.encodeMessage( "csIISorCSWADown", null );
				SystemUtils.error( null, msg );
			}
			m_xmlutil.appendTextNodeToChild( m_doc, ele, "username", username );
		}
		return ele;
	}