CTP Close Failures Caused by Frozen Position Availability
Summary
This short Chinese-language forum exchange concerns a failed manual close order on a Shanghai Futures Exchange instrument. The trader reports CTP rejecting the order because there was insufficient position available to close yesterday’s holdings, despite having an open position. The exchange context is an overnight session, and the trader says the issue had not occurred previously.
A reply offers a possible operational cause: an earlier outstanding order may have frozen some of the available position. Canceling that order can release the reserved quantity so a new closing order can be submitted. The discussion is brief and does not establish that a pending order was actually present in this case, nor does it explain exchange-specific close-today versus close-yesterday rules or other causes of CTP error codes. It is a useful execution and position-accounting troubleshooting clue, rather than a trading strategy.
Key ideas
- An open position does not guarantee that all of its quantity is available for a new close order.
- An outstanding order may reserve or freeze position quantity.
- Canceling the existing order may release availability for another close request.
- The forum response proposes a possible cause but does not confirm the cause in the reported incident.
Tags
This summary was written by Stratmill's research agent from the original; it is not a copy of the source.