diff --git a/app/presenters/post_set_presenters/wiki_page.rb b/app/presenters/post_set_presenters/wiki_page.rb
index 6645ff80f..1aabc7ac1 100644
--- a/app/presenters/post_set_presenters/wiki_page.rb
+++ b/app/presenters/post_set_presenters/wiki_page.rb
@@ -2,6 +2,8 @@ module PostSetPresenters
   class WikiPage < Post
     def posts
       @post_set.posts
+    rescue ActiveRecord::StatementInvalid, PGError
+      []
     end
     
     def post_previews_html(template)