>>>Almost the solution. :)
>>>
>>>This is what helped in my case. Any other combination didn't.
>>>

loWindow = newobject( 'viafrm_viajob', 'viajob.vcx' )
>>>loWindow.refresh()
>>>loWindow.show()
>>>loWindow.refresh()

>>
>>I don't think these two refreshes are needed. Definitely not the first one.
>
>As I wrote: In my case no other combination worked. It's a mystery, but vfp is full of mysteries, isn't it? :)

Most likely something is changing the normal sequence of events in your form. You may want to use event tracking to figure this out.