Hello Markus

Yes, I know, but I am a very experienced software's developer, no problem
with writing UDFs, I know enough well 15 programming languages.

I'll give a try to rfunc, thanks a lot for your advice.

And your idea about a logging table is good, I'll use that if not find
something better.

Greetings.

Walter.



Writing UDF libraries isn't trivial, so it would be best to use an

> existing one. I don't know if rfunc works with the current version of
> Firebird but you could give it a try:
> http://rfunc.sourceforge.net/
> If you look under "Manual" you will see that it has a function
> "MsgBox" which should do what you want.
>
> When I wrote about "logging table" I meant something as simple as
> create a table called LOG with one VARCHAR(500) column and insert
> whatever messages you need for debugging.
> Like INSERT INTO LOG (TEXTCOLUM) VALUES ('begin of trigger');
>
> HTH,
> markus
>
>

[Non-text portions of this message have been removed]