for some reason can_display has been remove from announcement init. add it back.

vendor/built_in_modules/announcement/init.rb

@@ -30,7 +30,7 @@ module Announcement
     widgets do
       default_widget do
 	  sorting 'desc(:postdate)'
-        query 'Bulletin.available_for_lang(I18n.locale).any_of( {deadline: nil,:postdate.lte => Time.now} , {:deadline.gte => Time.now,:postdate.lte => Time.now} )'
+        query 'Bulletin.can_display.available_for_lang(I18n.locale).any_of( {deadline: nil,:postdate.lte => Time.now} , {:deadline.gte => Time.now,:postdate.lte => Time.now} )'
         enable ["typeA","typeB_style3","typeC"]
         image :image
         field :postdate