This is the code to fix this issue. Please put it to the page.
(function($){
	var hideMethod = $.fn.tooltip.methods.hide;
	$.extend($.fn.tooltip.methods, {
		hide: function(jq, e){
			return jq.each(function(){
				var tip = $(this).data('tooltip').tip;
				if (tip && tip.is(':visible')){
					hideMethod.call($(this),$(this),e);
				}
			})
		}
	})
})(jQuery);