I managed to clear that error by removing 'gnome-themes-standard', but the upgrade of the 'gnome-themes' package fails with this error:
gnome-themes: Depends: gtk3-engines-pixbuf but it is not installable
A search for 'gtk3-engines-pixbuf' shows no such package.
I managed to clear that error by removing 'gnome- themes- standard' , but the upgrade of the 'gnome-themes' package fails with this error:
gnome-themes:
Depends: gtk3-engines-pixbuf but it is not installable
A search for 'gtk3-engines- pixbuf' shows no such package.