diff --git a/blade-service/blade-system/src/main/java/org/springblade/system/service/impl/DeptServiceImpl.java b/blade-service/blade-system/src/main/java/org/springblade/system/service/impl/DeptServiceImpl.java
index b6c711ba..3f88500e 100644
--- a/blade-service/blade-system/src/main/java/org/springblade/system/service/impl/DeptServiceImpl.java
+++ b/blade-service/blade-system/src/main/java/org/springblade/system/service/impl/DeptServiceImpl.java
@@ -152,7 +152,9 @@ public class DeptServiceImpl extends ServiceImpl<DeptMapper, Dept> implements ID
 
 
 			if(teamUnSelects != null && teamUnSelects.size() > 0){
-				noChooseMap = teamUnSelects.stream().collect(Collectors.groupingBy(User::getDeptId));
+				noChooseMap = teamUnSelects.stream()
+						.filter(user -> user.getDeptId() != null)
+						.collect(Collectors.groupingBy(User::getDeptId));
 			}
 			if(teamSelects != null && teamSelects.size() > 0){
 				chooseMap = teamSelects.stream().collect(Collectors.groupingBy(User::getDeptId));