You could try the regsvr32 commands, as noted here:
(Gadgets in the Windows Vista Sidebar are not displayed correctly)
http://www.winhelponline.com/articles/208/1/
"Mick" <> wrote in message
news:Xns99A5A118E14Amikeyjames69gmailcom@207.46.24 8.16...
> Hi all,
> Using Vista Ultimate. Having problems with the default slideshow gadget.
>
> The gadget actually works fine with the settings I placed a few months
> back,
> but each time I try to change the settings one of two things happens:
>
> 1) a script error complaining about an invalid path
>
> or
>
> 2) no script error but a settings box with everything blank inside. If I
> add
> settings they don't stick.
>
> It's been a few months since I've tried to change settings for this gadget
> so
> not sure what I've installed/unistalled in regard to problem history. (I
> have the gadget set to pick up pictures from a folder where I store my
> photos
> and it's been set this way for a long time). It's just that I now cannot
> change any settings.
>
> - All other gadgets work fine (including settings).
> - I've unistalled and reinstalled the gadget.
> - Tried system restore.
>
> Any ideas what is going on here? Is there a way to unistall the sidebar
> and
> then reinstall it?
>
> Thanks
>
> Mick