vendor/assets/javascripts/tab.js in flashgrid-4.0.6 vs vendor/assets/javascripts/tab.js in flashgrid-4.0.7

@@ -77,10 +77,10 @@
         element.addClass('in')
       } else {
         element.removeClass('fade')
       }
 
-      if (element.parent('.dropdown-menu')) {
+      if (element.parent('.dropdown-menu').length) {
         element
           .closest('li.dropdown')
             .addClass('active')
           .end()
           .find('[data-toggle="tab"]')
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