>
> Norman,
>
> The only trouble is that:
> update mytable set total=total+10.12, databasename='Firebird' where
> mykey=10
>
> updates all fields except total. And the whole thing works most of the
> time. I think this would suggest the triggers are fine.
>
> Thanks,
>
> Tim
>

please post this database where someone can take a look at it.
Alan