Fixed nil date bug

app/views/feeds/show.html.haml

@@ -24,7 +24,9 @@
       %td= link_to p.title, p.url
       %td= p.loc['lat']
       %td= p.loc['lng']
-      %td= p.published.strftime("%d %b %Y %H:%M")
+      %td
+        - unless p.published.nil?
+          = p.published.strftime("%d %b %Y %H:%M")
 
 = link_to 'Edit', edit_feed_path(@feed)
 \|