Mark,

So that explained why I got that form behavior with regard to data session
because I instantiated the child form by using CreateObject on form base class
instead of using DO FORM command, right?

Kam.

>The one situation where this will not happen is if the parent form launches a >child form with a goApp.DoForm('mychildform'). This child form that is set to >use the default datasession will inherit the datasession in which the goApp >object was instanciated [probaby the VFP DS -- DS #1].

>For the child form to inherit the parent DS, you have to DO FORM MYCHILDFORM >directly from the parent form.