You said you tried _vfp.hWnd and _screen.hWnd and you confirmed it doesn't work. I can not find any way to get a hWnd that DOES work. It seems that the lockwindowupdate() function just does not work on XP and using either VFP7 or VFP8. It worked for me under NT.



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>>I haven't tested this, but you could try to call LockWindowUpdate with _VFP.Hwnd. This was the only possibility to lock toolbars, for example. Maybe this helps in this case too.
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>Armin,
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>I tried to call LockWindowUpdate under Win2KSP3 with _VFP.Hwnd and _SCREEN.Hwnd and it doesn't work.