diff --git a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/tasks/BackupTask.java b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/tasks/BackupTask.java
index a72a32d..8120bbf 100644
--- a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/tasks/BackupTask.java
+++ b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/tasks/BackupTask.java
@@ -270,7 +270,9 @@ public class BackupTask {
                 .le(UserAccessLog::getCreatedTime, dateTime);
         List<UserAccessLog> userAccessLogs = userAccessLogMapper.selectList(le);
         List<String> ids = userAccessLogs.stream().map(UserAccessLog::getId).toList();
-        userAccessLogMapper.deleteByIds(ids);
+        if (CollUtil.isNotEmpty(ids)) {
+            userAccessLogMapper.deleteByIds(ids);
+        }
     }