Fix bug.

app/controllers/feeds_controller.rb

@@ -83,6 +83,7 @@ class FeedsController < ApplicationController
 					a["category_id"] = category_id
 					locales.each do |locale|
 						locale_sym = locale.to_sym
+						time_field_value = Time.parse(a[feeds_time_field]) rescue a[feeds_time_field]
 						has_create = false
 						feed_annc[:all_contents_for_feed][locale_sym].each_with_index do |aa, i|
 							if aa["id"] == a["id"]