UBUNTU - no launcher and log out screen says xbunbu

launcher and icons disappear
sudo service lightdm stop

rm ~/.config/dconf/user

sudo service lightdm start


remove xubuntu screen

sudo update-alternatives --config default.plymouth

 sudo update-initramfs -u

or just remove xubuntu theme and it will revert to ubuntu

sudo apt-get remove plymouth-theme-xubuntu-logo