>Ok I've solved my problem. I modified the reportbuilder.app and changed the ReportBuilder.ProcessEvent include in frxbuilder.prg to check if the value of the m.iEventType is 8 (which happen when I close the report) then I put a Alt-F4 in the keyboard buffer.
>
>Good grief, man, why didn't you define a custom builder event handler or filter for this? You don't need to hack the poor, defenseless ReportBuilder application.
>
>All about the Report Builder Event Handler Registry Table
>
>

>define class xxx as custom
>
>    AllowToContinue = .T.
>
>    procedure Execute( oEvent )
>        if oEvent.EventType = FRX_BLDR_EVENT_REPORTCLOSE
>            keyboard {Alt-F4}
>        endif
>    endproc
>enddefine
>

I was in a hurry so I've taken the fastest way. Thanks for the code I think I'll use it in the next version of my report builder.