On Monday 20 November 2006 17:41, Rick Debay wrote:

> WHERE
> po.REPLENISH_GRP+'' = ? AND
>
> Gives the error
>
> ISC ERROR CODE: 335544569
> ISC ERROR MESSAGE: expression evaluation not supported

is replenish_grp char(3) ?

then

replenish_grp || ''

might work.

I just had the same error message because I asked for
an implicit cast

--
Wolfgang