update

src/main/java/com/gogirl/application/order/mall/impl/MallOrderServiceImpl.java

@@ -413,7 +413,8 @@ public class MallOrderServiceImpl extends ServiceImpl<MallOrderMapper, MallOrder
         Customer customer = customerService.getById(mallOrder.getCustomerId());
         AgentUser agentUser = agentUserService.selectByPhone(customer.getPhone());
 
-        if (agentUser.getDiscount().compareTo(BigDecimal.ONE) < 0) {
+
+        if (agentUser != null && agentUser.getDiscount().compareTo(BigDecimal.ONE) < 0) {
             mallOrder.setTotalDiscountAmount(mallOrder.getTotalAmount().multiply(BigDecimal.ONE.subtract(agentUser.getDiscount())));
             mallOrder.setTotalPayAmount(mallOrder.getTotalAmount().multiply(agentUser.getDiscount()));
         } else {