>>>>It works fine except for the fact that when I start my form, I do not see tabs on a pageframe (they are hidden for some reason). Once clicked, they remain visible.
>>
>>I think somehow it's a focus problem. I added to a form class a pageframe (class with PagesCount = 0) with 2 pages. I added two objects to the first page, but it doesn't change a thing yet. In other words, the form starts as a pageframe doesn't have pages at all. Once I click where the tab is supposed to be, it works fine.
>>
>>Looks like VFP8 bug with a pageframe to me. Would you please try to replicate?
>>
>>Thanks a lot in advance.
>
>As far I get home I could test it. Here I didn't have VFP8 installed.

Try with VFP9, please, then.

Thanks again for your help and it seems like I have to simulate click on the tab. I start to vaguely remember this problem already discussed.