sudo apt-get -f install && sudo apt-get --reinstall install unity
apt-get -u upgrade
export DISPLAY=:0
sudo dconf reset -f /org/compiz/
setsid unity
sudo apt-get install --reinstall compiz
unity --reset
mv ~/.config ~/.config_backup
rm -rf ~/.compiz-1
sudo dpkg --configure -a
sudo apt-get update
sudo apt-get upgrade -y