--- a/mobile/chrome/content/bindings.xml
+++ b/mobile/chrome/content/bindings.xml
@@ -250,17 +250,17 @@
             }
             item._empty = false;
 
             // Assign the values
             let type = controller.getStyleAt(i);
             let title = controller.getCommentAt(i);
             let tags = '';
 
-            if (type == "tag")
+            if (title && type == "tag")
               [, title, tags] = title.match(/^(.+) \u2013 (.+)$/);
             item.setAttribute("tags", tags);
 
             let url = controller.getValueAt(i);
             item.setAttribute("value", title || url);
             item.setAttribute("url", url);
 
             let isBookmark = ((type == "bookmark") || (type == "tag"));