[14-Apr-2018 12:31:34 UTC] PHP Fatal error:  1327:Undeclared variable: REWARD_POINTS_MAX_TRANSACTIONS :: SELECT rewards_id, orders_id, date, reward_points, status FROM reward_status_track WHERE customers_id=7 AND status=0 ORDER BY date DESC LIMIT REWARD_POINTS_MAX_TRANSACTIONS; in E:\wamp\www\zctest\includes\classes\db\mysql\query_factory.php on line 110

[14-Apr-2018 12:31:34 UTC] PHP Stack trace:

[14-Apr-2018 12:31:34 UTC] PHP   1. {main}() E:\wamp\www\zctest\admin88\customers_reward_points.php:0

[14-Apr-2018 12:31:34 UTC] PHP   2. queryFactory->Execute() E:\wamp\www\zctest\admin88\customers_reward_points.php:384

[14-Apr-2018 12:31:34 UTC] PHP   3. queryFactory->set_error() E:\wamp\www\zctest\includes\classes\db\mysql\query_factory.php:216

[14-Apr-2018 12:31:34 UTC] PHP   4. queryFactory->show_error() E:\wamp\www\zctest\includes\classes\db\mysql\query_factory.php:96

[14-Apr-2018 12:31:34 UTC] PHP   5. trigger_error() E:\wamp\www\zctest\includes\classes\db\mysql\query_factory.php:110