Happened to me also under similar circumstances.
All you need to do is the following
sudo mkdir /var/lib/samba/private
sudo touch /var/lib/samba/private/secrets.tdb
then you can add your user
Happened to me also under similar circumstances.
All you need to do is the following
sudo mkdir /var/lib/ samba/private
sudo touch /var/lib/ samba/private/ secrets. tdb
then you can add your user