trigger an event

[Rafael Enrique Castillo Mejia]

Hi,=20
 
I have a little question:
 
I want to trigger an Event after save a "DOWN PAYMENT REQUEST" =
transaction f-47, but i can't find a user-exit that i can use.
 
How can i do???=20
which is  the Business object???
 
 
 
I hope that yo can help me.
 
thank for you help.
 
RAFAEL=20