>Jim,
> I tried this but I get 'variable glMyVariable is not found'. Can you please explain exactly where and how to insert this variable?
>
>Thanks,
Bill,

In the startup program you can declare PRIVATE glMyVariable and assign it a vlaue of .T. just before the read events is issued. That way the variable exists if the user is runing your app, it doesn not exist if the user is trying to get at the data without running your app.