>>>>>Ouch,
>>>>>
>>>>>making statusbartext = space doesn't solve the problem of "opt". When I switch pages in a pageframe, on one page I see this dreadful message after I changed a value in the combobox on the first page and saved my changes. I do not want to use set message to in the interactivechange of the combo, because we're not calling dodefault() there.
>>>>
>>>>Have the combo a root class ?
>>>
>>>Yes. I added set message to this.statusbartext in combo's lost focus. Now I see this message when I click on the tab of the page. In that case we have a question "Do you want to save changes?".
>>>
>>>How can I find out from pageframe, if I'm switching pages?
>>
>>try :
>>

>>* add this to the RootcomboClass
>>HIDDEN PictureSelectionDisplay_Access
>>SET MESSAGE TO m.this.StatusBarText
>>RETURN m.THIS.PictureSelectionDisplay
>>

>
>Where should I put it and where is that property set?

Add the Method PictureSelectionDisplay_Access to the Combo root class.