>I have five Comboboxs in a form, each one is populated with tables with 50.000 records.
>
>When I acess the form the first time, it takes 30 seconds to load all
>the controls, if I acess again the load it is automatic.
>
>Why does it happen this way ?

I´d guess it has something to do with VFP internal buffers. And I wouldn´t use comboboxes for such many values; they consume memory and take time to load.

HTH!