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09:32:10 初始化CTA回测引擎
09:32:10 策略文件加载完成
09:32:10 RQData数据接口初始化成功
09:32:27 ----------------------------------------
09:32:27 IF88.CFFEX-1m开始下载历史数据
09:32:27 数据下载失败,触发异常:
Traceback (most recent call last):
File "D:\ProgramData\Anaconda3\envs\vnpy\lib\site-packages\vnpy\app\cta_backtester\engine.py", line 365, in run_downloading
data = rqdata_client.query_history(req)
File "D:\ProgramData\Anaconda3\envs\vnpy\lib\site-packages\vnpy\trader\rqdata.py", line 136, in query_history
adjust_type="none"
File "D:\ProgramData\Anaconda3\envs\vnpy\lib\site-packages\rqdatac\decorators.py", line 131, in wrap
return func(args, **kwargs)
File "D:\ProgramData\Anaconda3\envs\vnpy\lib\site-packages\rqdatac\services\get_price.py", line 117, in get_price
pf = get_minbar(order_book_ids, start_date, end_date, fields, duration, market)
File "D:\ProgramData\Anaconda3\envs\vnpy\lib\site-packages\rqdatac\services\get_price.py", line 433, in get_minbar
"get_minbar_v", order_book_ids, start_date, end_date, fields, duration, market
File "D:\ProgramData\Anaconda3\envs\vnpy\lib\site-packages\rqdatac\decorators.py", line 59, in wrap
return func(
args, **kwargs)
File "D:\ProgramData\Anaconda3\envs\vnpy\lib\site-packages\rqdatac\connection_pool.py", line 25, in execute
with self._get_connection() as conn:
File "D:\ProgramData\Anaconda3\envs\vnpy\lib\contextlib.py", line 112, in enter
return next(self.gen)
File "D:\ProgramData\Anaconda3\envs\vnpy\lib\site-packages\rqdatac\connection_pool.py", line 36, in _get_connection
conn = self._ensure_connection()
File "D:\ProgramData\Anaconda3\envs\vnpy\lib\site-packages\rqdatac\connection_pool.py", line 52, in _ensure_connection
if conn.is_nomal():
AttributeError: 'Connection' object has no attribute 'is_nomal'

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请升级下rqdatac的版本吧,你的这个太老了,米筐官网有升级方法

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