Is it reproducable? Can you create a standalone test case that will
reproduce this issue? Maybe this is a bug in Firebird, maybe in
InterClient. You might want to try JCA-JDBC driver. Anyway, without
actual code it would be very hard to guess the reason for the problem.

Best regards,
Roman Rokytskyy

--- In Firebird-Java@y..., "jackfrosch" <jfrosch@f...> wrote:
> I posted this to a Borland Interbase newsgroup as pertaining to IB
> 6.0, but realized the error was really happening while conencted to a
> Firebird 1.0 database, not IB 6.0. (I run both on different
> machines.)
>
> I read data from a table, added a single period to a varchar field
> data, and did a successful update. However, when I tried to commit
> the data, I got the following exception:
>
> interbase.interclient.SQLException: [interclient][interbase]
> arithmetic exception, numeric overflow, or string truncation
>
> I know adding the single period didn't exceeed the varchar limt, so
> have no idea why this error would occur. I'm suspicious it really
> signifies something else altogether.
>
> I was able to to the same update and commit using SQL through IB
> Workbench, so I know the data length isn't really a problem.
>
> Any ideas?
>
> Jack