execute( "ALTER TABLE `" . _DB_PREFIX_ . "paynow_payments` CHANGE `order_reference` `order_reference` varchar(50) NOT NULL AFTER `id_payment`" ); if (!Configuration::get('PAYNOW_HIDE_PAYMENT_TYPES')) { Configuration::updateValue('PAYNOW_HIDE_PAYMENT_TYPES', 'none'); } } catch (PrestaShopDatabaseException $exception) { PaynowLogger::error('Fatal error on upgrade: ' . $exception->getMessage() . ' ' . $exception->getTraceAsString()); } return true; }