Commodity Futures Variety Subscription Failed

Author: zzp, Created: 2020-05-09 22:41:04, Updated: 2020-05-09 22:42:06

In the policy retest, enter the futures variety, and the point at which the retest starts shows that the subscription failed?

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The grassThere is no contract in the time frame, or the name is wrong

The grassWell, thanks for the suggestion.

bamsmenThe problem is the timeframe suggests modifying the timeframe, always these unknown error reports, delaying the developer how much time?