Betfair market ops errors

News, chat and debate about the Betfair betting exchange.
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megarain
Posts: 2183
Joined: Thu May 16, 2013 1:26 pm
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Liv golf not opened for in-play - they just voided all bets.

1st round been going for 3 hrs.

Share price now under 8 quid .. was 22 quid a year ago.
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jamesedwards
Posts: 5435
Joined: Wed Nov 21, 2018 6:16 pm

API frozen?

Trades are going through but price data etc not flowing.
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walshy
Posts: 265
Joined: Fri May 29, 2009 12:05 am

yeah, totally frozen here
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jamesedwards
Posts: 5435
Joined: Wed Nov 21, 2018 6:16 pm

walshy wrote:
Thu Mar 19, 2026 3:39 pm
yeah, totally frozen here
Back now. Outage lasted about 5 mins.
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walshy
Posts: 265
Joined: Fri May 29, 2009 12:05 am

something similar here also, seems OK now though!
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lotora
Posts: 777
Joined: Thu Dec 24, 2009 9:20 am

I had a serious issue on a tennis match with “Add market’s betting delay” ticked. Before Betfair had registered the first bet, countless others had been placed, causing a huge number to be matched at once leaving a crazy open position in the market. That position was eventually closed once all the bets were registered. I have now unticked this option because the potential risk is simply too high. Has anyone else experienced something similar?
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jamesedwards
Posts: 5435
Joined: Wed Nov 21, 2018 6:16 pm

lotora wrote:
Fri Mar 20, 2026 12:32 am
I had a serious issue on a tennis match with “Add market’s betting delay” ticked. Before Betfair had registered the first bet, countless others had been placed, causing a huge number to be matched at once leaving a crazy open position in the market. That position was eventually closed once all the bets were registered. I have now unticked this option because the potential risk is simply too high. Has anyone else experienced something similar?
Was this connected to the partial API outage yesterday? If so, then this once happened to me too.

The problem occurred when, like yesterday's brief outage, only the data part of the API went down but it was still accepting trade commands. If by freak coincidence this happens at exactly the same time as market conditions cause your automation to trigger a trade, then Bet Angel might not register the trade has landed, and potentially will repeat the same instruction as many times are your trigger and condition rules allow.

There are ways to protect yourself against such a freak occurrence. I think I ended up using something that monitored market size and blocked all further trades if the market size remained static after my bet should have matched.
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