Why does this happen?
This error indicates that the trading session or instrument is in “close-only” mode. During this period, you can only close previously opened positions, but you cannot open new ones.
Applicable scenarios
This applies to instruments in close-only mode, during periods of high market volatility, or when the market is about to close. Note: some instruments enter close-only mode before being delisted.
How to resolve this issue?
Stay informed of the latest market conditions via the AFT Economic Calendar, Trading Hours, and Holiday Market Hours.
If the issue persists, please create a request in the customer support center for further assistance.