As a work-around to your issue, you can type the following command in a terminal: sudo rm /usr/share/icons/gnome/.icon-theme.cache That should do the trick and makes the package update work.
As a work-around to your issue, you can type the following command in a terminal: icons/gnome/ .icon-theme. cache
sudo rm /usr/share/
That should do the trick and makes the package update work.