diff --git a/epdc-cloud-property/src/main/java/com/elink/esua/epdc/modules/police/service/impl/PoliceServiceImpl.java b/epdc-cloud-property/src/main/java/com/elink/esua/epdc/modules/police/service/impl/PoliceServiceImpl.java
index f82ea58..a49e2bc 100644
--- a/epdc-cloud-property/src/main/java/com/elink/esua/epdc/modules/police/service/impl/PoliceServiceImpl.java
+++ b/epdc-cloud-property/src/main/java/com/elink/esua/epdc/modules/police/service/impl/PoliceServiceImpl.java
@@ -48,6 +48,7 @@ import javax.annotation.Resource;
 import java.util.Arrays;
 import java.util.List;
 import java.util.Map;
+import java.util.Optional;
 
 import static java.util.stream.Collectors.toList;
 
@@ -156,6 +157,7 @@ public class PoliceServiceImpl extends BaseServiceImpl<PoliceDao, PoliceEntity>
     public void delete(String[] ids) {
         // 逻辑删除（@TableLogic 注解）
         baseDao.deleteBatchIds(Arrays.asList(ids));
+        groupDao.deleteGroupByProjectIds(Arrays.asList(ids));
     }
 
     @Override
@@ -165,30 +167,37 @@ public class PoliceServiceImpl extends BaseServiceImpl<PoliceDao, PoliceEntity>
         for (PoliceDTO dto : ids) {
             // 社区ID下有多少个网格信息
             List<DeptLevelAndLeaderDTO> deptList = adminFeignClient.listChildDeptLevelById(OrganizationTypeConstant.ORG_TYPE_GRID_PARTY, dto.getDeptId()).getData();
+            List<Long> deptIdList = deptList.stream().map(DeptLevelAndLeaderDTO::getDeptId).collect(toList());
             // 现有的群的网格信息
             List<DeptLevelAndLeaderDTO> existedDeptList = groupDao.selectListOfGroupByDeptId(dto.getDeptId() + "");
+            List<Long> existedDeptIdList = existedDeptList.stream().map(DeptLevelAndLeaderDTO::getDeptId).collect(toList());
             // 求差集，即为还没有创建过群的网格ID
-            List<DeptLevelAndLeaderDTO> reduce = deptList.stream().filter(item -> !existedDeptList.contains(item)).collect(toList());
+            List<Long> reduce = deptIdList.stream().filter(item -> !existedDeptIdList.contains(item)).collect(toList());
 
             // 补建群
-            reduce.forEach(dept -> {
-                ParentAndAllDeptDTO parentAndAllDeptDTOChild = getParentAndAllDeptDTO(dept.getDeptId() + "");
-                GroupEntity groupEntity = new GroupEntity();
-                DeptEntityUtils.loadDeptInfo(
-                        ConvertUtils.sourceToTarget(parentAndAllDeptDTOChild, DeptEntityUtils.DeptDto.class),
-                        groupEntity
-                );
-                groupEntity.setReferenceBusinessId(dto.getId());
-                groupEntity.setState(GroupStateEnum.GROUP_STATE_EXAMINATION_PASSED.getValue());
-                groupEntity.setGroupAvatar(GroupConstant.PROPERTY_GROUP_AVATAR);
-                groupEntity.setGroupName(dto.getDeptName() + "警民群");
-                groupEntity.setGroupCategory(GroupConstant.POLICE_GROUP_CATEGORY);
-                groupEntity.setGrid(dept.getDeptName());
-                groupEntity.setGridId(dept.getDeptId());
-                groupDao.insert(groupEntity);
+            reduce.forEach(deptId -> {
+                // 通过deptID反向找出该网格信息
+                Optional<DeptLevelAndLeaderDTO> deptOptional = deptList.stream().filter(item -> item.getDeptId().equals(deptId)).findFirst();
+                if (deptOptional.isPresent()) {
+                    // 存在
+                    DeptLevelAndLeaderDTO dept = deptOptional.get();
+                    ParentAndAllDeptDTO parentAndAllDeptDTOChild = getParentAndAllDeptDTO(dept.getDeptId() + "");
+                    GroupEntity groupEntity = new GroupEntity();
+                    DeptEntityUtils.loadDeptInfo(
+                            ConvertUtils.sourceToTarget(parentAndAllDeptDTOChild, DeptEntityUtils.DeptDto.class),
+                            groupEntity
+                    );
+                    groupEntity.setReferenceBusinessId(dto.getId());
+                    groupEntity.setState(GroupStateEnum.GROUP_STATE_EXAMINATION_PASSED.getValue());
+                    groupEntity.setGroupAvatar(GroupConstant.PROPERTY_GROUP_AVATAR);
+                    groupEntity.setGroupName(dept.getDeptName() + "警民群");
+                    groupEntity.setGroupCategory(GroupConstant.POLICE_GROUP_CATEGORY);
+                    groupEntity.setGrid(dept.getDeptName());
+                    groupEntity.setGridId(dept.getDeptId());
+                    groupDao.insert(groupEntity);
+                }
             });
         }
-        baseDao.deleteBatchIds(Arrays.asList(ids));
     }
 
     /**