Re: Trigger question

The trigger program just sends an *ESCAPE message to its caller.

> How can I tell the user why the trigger program has
> rejected the attempted update?
> 
> I hope the answer is something like the trigger
> program determines what is wrong, sends a 
> message up the stack, sets the flag that causes
> the update or write or delete to fail and returns.
> 
> The RPG program that attempted the operation
> checks %error and re-displays the data entry
> screen with the reason displayed as a message
> on line 25.  This would mean that the update
> program does not know why the update failed
> and relies on the user to read the message.
> 
> Is this the way it works?  And if so, how does
> the trigger program send the message and 
> how does the update program display it?
> 
> TIA, Lance
> 
> Lance Gillespie
> Coachella Valley Water District