fix

netflix-service/src/main/java/com/cyksj/service/order/impl/OrderDonServiceImpl.java

@@ -2294,7 +2294,7 @@ public class OrderDonServiceImpl extends ServiceImpl<OrderDonMapper, OrderDon> i
 	 * 使用优惠营销 订单金额抵扣
 	 */
 	public void deductOrderMoney(OrderDon orderDon, CouponUser couponUser, BigDecimal balance, User user, BigDecimal skuMoney, Integer goodsType, BigDecimal gcCash, List<Long> gcpIds, Boolean isAcReduce, Long subsidyId) throws Exception {
-		if (gcCash != null && gcCash.compareTo(BigDecimal.ZERO) > 0 && couponUser != null && balance.compareTo(BigDecimal.ZERO) > 0) {
+		if (gcCash != null && gcCash.compareTo(BigDecimal.ZERO) > 0 && couponUser != null && (balance != null && balance.compareTo(BigDecimal.ZERO) > 0)) {
 			throw BusinessRuntimeException.getInstance("现金卡不能与其他优惠叠加使用");
 		}
 		BigDecimal first_money = orderDon.getMoney();