数据管理界面Refresh连接mongodb问题

当我在数据管理界面点击Refresh按钮，或是尝试更新数据的操作时，会产生报错
我是在local interface下操作，数据集是将离线数据上传到局域网的mongodb数据库中，本地没有配置mongo数据库
[数据管理界面](https://images.gitee.com/uploads/images/2021/1227/142754_ac37e740_9652578.png)
报错内容如下
Refresh task start.
Task queue -> Task RefreshTask [RefreshTask] got exception:
Cannot use MongoClient after close
Traceback (most recent call last):
  File "C:\Users\Administrator\Downloads\zym工作\StockAnalysisSystem-web\StockAnalysisSystem\core\Utility\task_queue.py", line 258, in __task_thread_entry
    task.run()
  File "C:\Users\Administrator\Downloads\zym工作\StockAnalysisSystem-web\StockAnalysisSystem\ui\data_update_ui.py", line 163, in run
    self.__ui.update_table_content()
  File "C:\Users\Administrator\Downloads\zym工作\StockAnalysisSystem-web\StockAnalysisSystem\ui\data_update_ui.py", line 557, in update_table_content
    line = self.generate_line_content(uri, update_details[index])
  File "C:\Users\Administrator\Downloads\zym工作\StockAnalysisSystem-web\StockAnalysisSystem\ui\data_update_ui.py", line 566, in generate_line_content
    since, until = self.__context.get_sas_interface().sas_get_local_data_range_from_update_table(update_tags)
  File "C:\Users\Administrator\Downloads\zym工作\StockAnalysisSystem-web\StockAnalysisSystem\interface\interface_local.py", line 421, in sas_get_local_data_range_from_update_table
    return sasApi.get_local_data_range_from_update_table(update_tags)
  File "C:\Users\Administrator\Downloads\zym工作\StockAnalysisSystem-web\StockAnalysisSystem\core\api.py", line 126, in get_local_data_range_from_update_table
    since, until = update_table().get_since_until(update_tags)
  File "C:\Users\Administrator\Downloads\zym工作\StockAnalysisSystem-web\StockAnalysisSystem\core\Database\UpdateTableEx.py", line 23, in get_since_until
    record = self.__table.query(self.__normalize_tags(tags), keys=['since', 'until'])
  File "C:\Users\Administrator\Downloads\zym工作\StockAnalysisSystem-web\StockAnalysisSystem\core\Database\NoSqlRw.py", line 227, in query
    return list(result)
  File "C:\Users\Administrator\Downloads\Stockanaly\StockAnalysisSystem-master\venv\lib\site-packages\pymongo\cursor.py", line 1159, in next
    if len(self.__data) or self._refresh():
  File "C:\Users\Administrator\Downloads\Stockanaly\StockAnalysisSystem-master\venv\lib\site-packages\pymongo\cursor.py", line 1080, in _refresh
    self.__send_message(q)
  File "C:\Users\Administrator\Downloads\Stockanaly\StockAnalysisSystem-master\venv\lib\site-packages\pymongo\cursor.py", line 972, in __send_message
    operation, self._unpack_response, address=self.__address)
  File "C:\Users\Administrator\Downloads\Stockanaly\StockAnalysisSystem-master\venv\lib\site-packages\pymongo\mongo_client.py", line 1217, in _run_operation
    address=address, retryable=isinstance(operation, message._Query))
  File "C:\Users\Administrator\Downloads\Stockanaly\StockAnalysisSystem-master\venv\lib\site-packages\pymongo\mongo_client.py", line 1306, in _retryable_read
    read_pref, session, address=address)
  File "C:\Users\Administrator\Downloads\Stockanaly\StockAnalysisSystem-master\venv\lib\site-packages\pymongo\mongo_client.py", line 1126, in _select_server
    topology = self._get_topology()
  File "C:\Users\Administrator\Downloads\Stockanaly\StockAnalysisSystem-master\venv\lib\site-packages\pymongo\mongo_client.py", line 1086, in _get_topology
    self._topology.open()
  File "C:\Users\Administrator\Downloads\Stockanaly\StockAnalysisSystem-master\venv\lib\site-packages\pymongo\topology.py", line 173, in open
    self._ensure_opened()
  File "C:\Users\Administrator\Downloads\Stockanaly\StockAnalysisSystem-master\venv\lib\site-packages\pymongo\topology.py", line 559, in _ensure_opened
    raise InvalidOperation("Cannot use MongoClient after close")
pymongo.errors.InvalidOperation: Cannot use MongoClient after close

SleepySoft/StockAnalysisSystem

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