# fee

cost-service/src/main/java/com/blt/other/module/cost/service/impl/cost/AbstractCostService.java

@@ -169,13 +169,17 @@ public abstract class AbstractCostService implements CostService {
         if (StringUtils.isNotEmpty(costDomain.getTypeNo())) {
 
             CostTypeDomain costTypeDomain = costTypeDao.selectByNo(costDomain.getTypeNo());
+            if (costTypeDomain != null) {
                 AccountingSubject accountingSubject = accountingSubjectMapper.selectById(costTypeDomain.getAccountingSubjectId());
 
+                if (accountingSubject != null) {
                     costDomain.setTypeNo(costDomain.getTypeNo());
                     costDomain.setTypeName(costTypeDomain.getTypeName());
                     costDomain.setAccountingSubjectNo(accountingSubject.getSubjectNo());
                     costDomain.setAccountingSubjectName(accountingSubject.getName());
                 }
+            }
+        }
 
         Integer update = costDao.update(costDomain, new LambdaQueryWrapper<CostDomain>()
                 .eq(CostDomain::getCostNo, costDomain.getCostNo()));