--- In ib-support@y..., Burak ÖZLER <burak.ozler@u...> wrote:

> Hi All;
>
> I'm trying to alter a SP. I have added a new parameter to a

another SP that calls that SP. And get this

>
> This operation is not defined for system tables.
> unsuccessful metadata update.
> ERASE RDB$PROCEDURE_PARAMETERS failed.
> invalid request BLR at offset 402.
> parameter mismatch for procedure PROJEHAR_AUD.
>
> I restart the Firebird service (It works most of the time. :o))) but

no solution I'm still having the same err msg.

>
> Any idea???

Burak, if you use RC2, drop high-level procedure (caller) and
re-create it with right call to low-level one. IB users are doomed on
risky tricks with writing null to procedure BLR before do it.

Best regards, Alexander V.Nevsky.