Jayesh,
That is just a native combobox dropped on a form, try it for yourself. Evidently VFP is doing some internal trickery.
>I think you have dropped combo on a Container Class because as you said above
>it goes to myform.mycombo..text1.Destroy(). Since Combo is not a container object, there should not be any .text1 reference.
>
>If you want to create a pure combo box class, recreate it and base it on ComboBox not on any Container Class.