Hello Tobias

My guess: there is an IBO component on your form requiring an IB_Transaction
which is using a default transaction and should be using the transaction you
are using to do the Rollback.

Regards

Russell

""Tobias Giesen"" <tobias_subscriber@...> wrote in message
news:EPELLJNBCLNALDHDCOGMEEKCEFAA.tobias_subscriber@......

> Hi!
>
> what can cause TIB_Transaction.Rollback not to work?
>
> The one thing I know is the AutoCommit property, which I set to false.
> Still, after a couple of Append's and Post's, Rollback does not undo them.
>
> All this is in straight Delphi code, so it should have nothing to do with
> any data-aware controls. Some may be connected to my queries via a

dataset,

> though. Can they do any harm?
>
> Thanks.
> Tobias
>
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