diff --git a/js/validator.js b/js/validator.js
index 17f40ff..78141e4 100644
--- a/js/validator.js
+++ b/js/validator.js
@@ -220,7 +220,7 @@
     var $block = $group.find('.help-block.with-errors')
     var $feedback = $group.find('.form-control-feedback')
 
-    if (!errors.length) return
+    if (!errors || !errors.length) return
 
     errors = $('<ul/>')
       .addClass('list-unstyled')