vn.py量化社区
By Traders, For Traders.
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09:39:06 数据下载失败,触发异常:
Traceback (most recent call last):
File "d:\vnstudio\lib\site-packages\vnpy\app\cta_backtester\engine.py", line 382, in run_downloading
data = rqdata_client.query_history(req)
File "d:\vnstudio\lib\site-packages\vnpy\trader\rqdata.py", line 138, in query_history
if rq_symbol not in self.symbols:
TypeError: argument of type 'NoneType' is not iterable

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同时登陆账户了

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怎么解决的

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请升级到2.1.3.1最新版即可

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