diff --git a/jquery.jscroll.js b/jquery.jscroll.js
index 829bdb7..b12e64e 100644
--- a/jquery.jscroll.js
+++ b/jquery.jscroll.js
@@ -99,7 +99,7 @@
                 innerTop = $inner.length ? $inner.offset().top : 0,
                 iTotalHeight = Math.ceil(iTopHeight - innerTop + _$scroll.height() + iContainerTop);
 
-            if (!data.waiting && iTotalHeight + _options.padding >= $inner.outerHeight()) {
+            if (typeof(data) !== 'undefined' && !data.waiting && iTotalHeight + _options.padding >= $inner.outerHeight()) {
                 //data.nextHref = $.trim(data.nextHref + ' ' + _options.contentSelector);
                 _debug('info', 'jScroll:', $inner.outerHeight() - iTotalHeight, 'from bottom. Loading next request...');
                 return _load();
@@ -206,4 +206,4 @@
             var jscroll = new jScroll($this, m);
         });
     };
-})(jQuery);
\ No newline at end of file
+})(jQuery);