diff --git a/project/src/main/java/com/sdm/project/service/impl/TaskServiceImpl.java b/project/src/main/java/com/sdm/project/service/impl/TaskServiceImpl.java
index 308b99d3..de4d3fa8 100644
--- a/project/src/main/java/com/sdm/project/service/impl/TaskServiceImpl.java
+++ b/project/src/main/java/com/sdm/project/service/impl/TaskServiceImpl.java
@@ -1333,14 +1333,17 @@ public class TaskServiceImpl implements ITaskService {
                 }
                 // 设置任务执行人对关联的需求文件夹设置权限
                 if (StringUtils.isNotEmpty(task.getDemandId())) {
-                    SpdmDemandVo demand = demandMapper.getDemandListById(Collections.singletonList(task.getDemandId())).get(0);
-                    for (Long currentUserId : currentUserIdList) {
-                        BatchUpdatePermissionReq.FilePermissionItem item = new BatchUpdatePermissionReq.FilePermissionItem();
-                        item.setUuid(demand.getUuid());
-                        Map<Long, Byte> userPermissions = new HashMap<>();
-                        userPermissions.put(currentUserId, FilePermissionEnum.BASE.getValue());
-                        item.setUserPermissions(userPermissions);
-                        filePermissions.add(item);
+                    List<SpdmDemandVo> demandVoList = demandMapper.getDemandListById(Collections.singletonList(task.getDemandId()));
+                    if (CollectionUtils.isNotEmpty(demandVoList)) {
+                        SpdmDemandVo demand = demandVoList.get(0);
+                        for (Long currentUserId : currentUserIdList) {
+                            BatchUpdatePermissionReq.FilePermissionItem item = new BatchUpdatePermissionReq.FilePermissionItem();
+                            item.setUuid(demand.getUuid());
+                            Map<Long, Byte> userPermissions = new HashMap<>();
+                            userPermissions.put(currentUserId, FilePermissionEnum.BASE.getValue());
+                            item.setUserPermissions(userPermissions);
+                            filePermissions.add(item);
+                        }
                     }
                 }
                 batchUpdatePermission(filePermissions);
@@ -3786,14 +3789,17 @@ public class TaskServiceImpl implements ITaskService {
             }
             // 设置任务执行人对关联的需求文件夹设置权限
             if (StringUtils.isNotEmpty(task.getDemandId())) {
-                SpdmDemandVo demand = demandMapper.getDemandListById(Collections.singletonList(task.getDemandId())).get(0);
-                for (Long currentUserId : currentUserIdList) {
-                    BatchUpdatePermissionReq.FilePermissionItem item = new BatchUpdatePermissionReq.FilePermissionItem();
-                    item.setUuid(demand.getUuid());
-                    Map<Long, Byte> userPermissions = new HashMap<>();
-                    userPermissions.put(currentUserId, FilePermissionEnum.BASE.getValue());
-                    item.setUserPermissions(userPermissions);
-                    filePermissions.add(item);
+                List<SpdmDemandVo> demandVoList = demandMapper.getDemandListById(Collections.singletonList(task.getDemandId()));
+                if (CollectionUtils.isNotEmpty(demandVoList)) {
+                    SpdmDemandVo demand = demandVoList.get(0);
+                    for (Long currentUserId : currentUserIdList) {
+                        BatchUpdatePermissionReq.FilePermissionItem item = new BatchUpdatePermissionReq.FilePermissionItem();
+                        item.setUuid(demand.getUuid());
+                        Map<Long, Byte> userPermissions = new HashMap<>();
+                        userPermissions.put(currentUserId, FilePermissionEnum.BASE.getValue());
+                        item.setUserPermissions(userPermissions);
+                        filePermissions.add(item);
+                    }
                 }
             }
             batchUpdatePermission(filePermissions);