CancelExecutionReport cancelOrders (
>instructions,StringcustomerRef ) throws APINGException
Cancel all bets OR cancel all bets on a market OR fully or partially cancel particular orders on a market. Only LIMIT orders can be cancelled or partially cancelled once placed.
If marketId and betId aren't supplied all bets are cancelled. Please note: Concurrent requests to cancel all bets will be rejected until the initial request to cancel all bets is complete.
List< CancelInstruction >
All instructions need to be on the same market. If not supplied all unmatched bets on the market (if market id is passed) are fully cancelled. The limit of cancel instructions per request is 60
Optional parameter allowing the client to pass a unique string (up to 32 chars) that is used to de-dupe mistaken re-submissions.
Generic exception that is thrown if this operation fails for any reason.