用Python的交易员 wrote:

过去安装的比较老的版本升级的话，需要手动更新下numpy：

pip install numpy --upgrade

升级后，可以了。

你们都没有更新到最新版吗，都没有报错？

Traceback (most recent call last):
File "c:\vnstudio\lib\site-packages\vnstation\cli.py", line 90, in run_trader
module = importlib.import_module(d["module"])
File "c:\vnstudio\lib\importlib__init.py", line 127, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "<frozen importlib._bootstrap>", line 1006, in _gcd_import
File "<frozen importlib._bootstrap>", line 983, in _find_and_load
File "<frozen importlib._bootstrap>", line 967, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 677, in _load_unlocked
File "<frozen importlib._bootstrap_external>", line 728, in exec_module
File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
File "c:\vnstudio\lib\site-packages\vnpy\app\option_master\init.py", line 3, in <module>
from .engine import OptionEngine, APP_NAME
File "c:\vnstudio\lib\site-packages\vnpy\app\option_master\engine.py", line 33, in <module>
from .pricing import binomial_tree_cython as binomial_tree
File "init__.pxd", line 918, in init binomial_tree_cython
ValueError: numpy.ufunc size changed, may indicate binary incompatibility. Expected 216 from C header, got 192 from PyObject

用Python的交易员 wrote:

SimNow环境是用CTP接口，不是CTPTEST

好了，可以连接上了，谢谢

上弦之月 wrote:

登录ctptest接口要注释掉ctp接口

在pro的界面上，只选择了ctp test，没有勾选ctp，按照文档上来做的。 是不是ctptest的接口升级了呢？

申请了上期技术的测试帐号和密码，进行的ctptest连接一直报错4097，是什么原因?

vnconda还能下载吗，请给个链接，谢谢