diff --git a/src/main/java/com/greenorange/promotion/service/project/impl/ProjectCommissionServiceImpl.java b/src/main/java/com/greenorange/promotion/service/project/impl/ProjectCommissionServiceImpl.java
index b622a9c..659bfaf 100644
--- a/src/main/java/com/greenorange/promotion/service/project/impl/ProjectCommissionServiceImpl.java
+++ b/src/main/java/com/greenorange/promotion/service/project/impl/ProjectCommissionServiceImpl.java
@@ -376,6 +376,9 @@ public class ProjectCommissionServiceImpl extends ServiceImpl<ProjectCommissionM
     @Override
     @Transactional
     public void batchUpdateSubUserMyUnitPrice(List<SubUserProjectCommission> subCommissionList) {
+        if (subCommissionList == null || subCommissionList.isEmpty()) {
+            return;
+        }
         StringBuilder sql = new StringBuilder("UPDATE sub_user_project_commission SET myUnitPrice = CASE id ");
 
         // 为每个记录构建 WHEN 条件
@@ -404,6 +407,9 @@ public class ProjectCommissionServiceImpl extends ServiceImpl<ProjectCommissionM
     @Override
     @Transactional
     public void batchUpdateMyUnitPrice(List<ProjectCommission> projectCommissionList) {
+        if (projectCommissionList == null || projectCommissionList.isEmpty()) {
+            return;
+        }
         StringBuilder sql = new StringBuilder("UPDATE project_commission SET myUnitPrice = CASE id ");
 
         // 为每条记录构建 WHEN ... THEN ...