diff --git a/app/controllers/api/payments_controller.rb b/app/controllers/api/payments_controller.rb
index f0d9a6d1..d23dcf5e 100755
--- a/app/controllers/api/payments_controller.rb
+++ b/app/controllers/api/payments_controller.rb
@@ -59,7 +59,7 @@ class Api::PaymentsController < Api::ApiController
         render json: JSON.generate({:status => false, :error_message => "There is no sale for '#{params[:sale_id]}'!"})
       end
     else
-      render json: JSON.generate({:status => false, :error_message => "Parameters missing!"})
+      render json: JSON.generate({:status => false, :error_message => "Parameters missing! #{params[:sale_id]} #{params[:card_no]}"})
     end
   end