Cerbere is not even in /org/pantheon/desktop/ and resetting the whole desktop/ is an overkill anyway.
So the correct commands are: dconf reset -f /org/pantheon/desktop/wingpanel dconf reset -f /org/pantheon/cerbere
Cerbere is not even in /org/pantheon/ desktop/ and resetting the whole desktop/ is an overkill anyway.
So the correct commands are: desktop/ wingpanel cerbere
dconf reset -f /org/pantheon/
dconf reset -f /org/pantheon/