diff --git a/lib/educoder/sms.rb b/lib/educoder/sms.rb
index 237b270d5..cadce7465 100644
--- a/lib/educoder/sms.rb
+++ b/lib/educoder/sms.rb
@@ -70,6 +70,7 @@ module  Educoder
         response = http.start { |http| http.request(request) }
         ActiveSupport::JSON.decode(response.body)
       rescue =>err
+        Rails.logger.error("#############sendYunpian_error: #{err.message}")
         return nil
       end
     end