修改bug

electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/tasks/BackupTask.java

@@ -270,8 +270,10 @@ public class BackupTask {
                 .le(UserAccessLog::getCreatedTime, dateTime);
         List<UserAccessLog> userAccessLogs = userAccessLogMapper.selectList(le);
         List<String> ids = userAccessLogs.stream().map(UserAccessLog::getId).toList();
+        if (CollUtil.isNotEmpty(ids)) {
             userAccessLogMapper.deleteByIds(ids);
         }
+    }
 
 
 }