fix

zhongzheng-system/src/main/java/com/zhongzheng/modules/order/service/impl/OrderServiceImpl.java

@@ -2890,6 +2890,9 @@ public class OrderServiceImpl extends ServiceImpl<OrderMapper, Order> implements
         Goods goods = iGoodsService.getById(goodsId);
         String businessName = iGoodsService.getGoodsBusinessName(goodsId);
         Major major = iMajorService.getById(goods.getMajorId());
+        if(Validator.isEmpty(major)){
+            throw new CustomException("二建二造专业不能为空");
+        }
         tenantList.forEach(tenant -> {
             //是否存在对应课程商品
             List<Goods> relGoods = iGoodsService.getRelGoodsNoTenant(businessName,major.getCategoryName(),tenant.getTenantId());