各位老师:
我再IB Paper测试账户订阅行情时出现如下错误,应该如何修正啊?
提前谢过,感谢。
vt_symbols = ['GBP-USD-CASH.IDEALPRO']
#engine.subscribe(vt_symbols)
from vnpy.trader.constant import Exchange
from vnpy.trader.object import SubscribeRequest
req0 = SubscribeRequest(vt_symbols[0],Exchange.IDEALPRO) #创建行情订阅
engine.main_engine.subscribe(req0,"IB")
ticks = engine.get_ticks(vt_symbols)
print(f'Subscribed:\n{ticks}')
Subscribed:
[None]
ERROR 1 321 Error validating request:-'bQ' : cause - Please enter a valid security type
ERROR 2 321 Error validating request:-'bW' : cause - Please enter a valid security type
2020-07-23 02:37:12.945376 信息通知,代码:321,内容: Error validating request:-'bQ' : cause - Please enter a valid security type
2020-07-23 02:37:12.946373 信息通知,代码:321,内容: Error validating request:-'bW' : cause - Please enter a valid security type