之前好像没出现这现象，突然变这样了，放在strategies中可以跑，但转义不到模块里，怎么处理呢？

Traceback (most recent call last):
File "C:\veighna_studio\lib\site-packages\vnpy_datamanager\ui\widget.py", line 226, in import_data
start, end, count = self.engine.import_data_from_csv(
File "C:\veighna_studio\lib\site-packages\vnpy_datamanager\engine.py", line 59, in import_data_from_csv
dt: datetime = datetime.strptime(item[datetime_head], datetime_format)
File "C:\veighna_studio\lib_strptime.py", line 568, in _strptime_datetime
tt, fraction, gmtoff_fraction = _strptime(data_string, format)
File "C:\veighna_studio\lib_strptime.py", line 349, in _strptime
raise ValueError("time data %r does not match format %r" %
ValueError: time data ' 2022/09/22-14:35' does not match format '%Y/%m/%d-%H:%M'

Traceback (most recent call last):
File "C:\veighna_studio\lib\site-packages\vnpy_datamanager\ui\widget.py", line 226, in import_data
start, end, count = self.engine.import_data_from_csv(
File "C:\veighna_studio\lib\site-packages\vnpy_datamanager\engine.py", line 48, in import_data_from_csv
buf: list = [line.replace("\0", "") for line in f]
File "C:\veighna_studio\lib\site-packages\vnpy_datamanager\engine.py", line 48, in <listcomp>
buf: list = [line.replace("\0", "") for line in f]
UnicodeDecodeError: 'gbk' codec can't decode byte 0xbf in position 2: illegal multibyte sequence

出现这个要怎么处理呢？大神们

Traceback (most recent call last):
File "C:\veighna_studio\lib\site-packages\vnpy\trader\ui\mainwindow.py", line 276, in open_widget
widget = widget_class(self.main_engine, self.event_engine)
File "C:\veighna_studio\lib\site-packages\vnpy_ctabacktester\ui\widget.py", line 56, in init
self.init_strategy_settings()
File "C:\veighna_studio\lib\site-packages\vnpy_ctabacktester\ui\widget.py", line 65, in init_strategy_settings
setting: dict = self.backtester_engine.get_default_setting(class_name)
File "C:\veighna_studio\lib\site-packages\vnpy_ctabacktester\engine.py", line 257, in get_default_setting
return strategy_class.get_class_parameters()
File "C:\veighna_studio\lib\site-packages\vnpy_ctastrategy\template.py", line 59, in get_class_parameters
class_parameters[name] = getattr(cls, name)
AttributeError: type object 'FristStrategy' has no attribute 'slow_windo'

如何将vn.py3.0.0版本的CTP测试接口从（6.5.1）转回（6.3.13）啊？

看到社区时有讲到是API版本不对，需要更换c:\vnstudio\Lib\site-packages\vnpy_ctptest\api文件夹里的dll文件。

但是期货公司提供的文件中，有两个都有dll文件，不知选哪一个？

最后都换过了，也还是报错，请问我是哪里出差了？

申请连接期货公司填表时，需要提供系统架构拓扑图，这个图哪位大神有经验啊？