No icon displayed on plasmoid once installed

[Francesco Nwokeka]

On Thursday 26 May 2011 21:33:18 Marco Martin wrote:
> On Thursday 26 May 2011, Francesco Nwokeka wrote:
> > Hello to all devs.
> > 
> >        I have a strange problem. When launching a plasmoid with
> > 
> > "plasmoidviewer" I can see protocol
> > icons (im-<protocol>) but when I install the plasmoid, this protocol
> > is not visualized leaving an empty
> > space. Screenshot[1].
> > 
> > Do you guys know what's going on?
> > 
> > Thanks,
> > 
> >        Francesco
> > 
> > [1]http://postimage.org/image/2budewwis/
> 
> uhm, could be an icon cache issue?
Rebooted and icons came back. Why this? Is there a way to refresh the icon cache?